internal/rosa: provide package metadata

This had to be done out-of-band because there was no way to efficiently represent these within Artifact. Signed-off-by: Ophestra <cat@gensokyo.uk>
2026-03-04 18:01:18 +09:00
parent 6fdd800b2b
commit 7636f39066
59 changed files with 1286 additions and 478 deletions
--- a/internal/rosa/acl.go
+++ b/internal/rosa/acl.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newAttr() pkg.Artifact {
+func (t Toolchain) newAttr() (pkg.Artifact, string) {
 	const (
 		version  = "2.5.2"
 		checksum = "YWEphrz6vg1sUMmHHVr1CRo53pFXRhq_pjN-AlG8UgwZK1y6m7zuDhxqJhD0SV0l"
@@ -62,11 +62,19 @@ ln -s ../../system/bin/perl /usr/bin
 `,
 	}, (*MakeHelper)(nil),
 		Perl,
-	)
+	), version
 }
-func init() { artifactsF[Attr] = Toolchain.newAttr }
+func init() {
+	artifactsM[Attr] = Metadata{
+		f: Toolchain.newAttr,

-func (t Toolchain) newACL() pkg.Artifact {
+		Name:        "attr",
+		Description: "Commands for Manipulating Filesystem Extended Attributes",
+		Website:     "https://savannah.nongnu.org/projects/attr/",
+	}
+}
+
+func (t Toolchain) newACL() (pkg.Artifact, string) {
 	const (
 		version  = "2.3.2"
 		checksum = "-fY5nwH4K8ZHBCRXrzLdguPkqjKI6WIiGu4dBtrZ1o0t6AIU73w8wwJz_UyjIS0P"
@@ -81,6 +89,14 @@ func (t Toolchain) newACL() pkg.Artifact {
 		SkipCheck: true,
 	},
 		Attr,
-	)
+	), version
+}
+func init() {
+	artifactsM[ACL] = Metadata{
+		f: Toolchain.newACL,
+
+		Name:        "acl",
+		Description: "Commands for Manipulating POSIX Access Control Lists",
+		Website:     "https://savannah.nongnu.org/projects/acl/",
+	}
 }
-func init() { artifactsF[ACL] = Toolchain.newACL }
--- a/internal/rosa/all.go
+++ b/internal/rosa/all.go
@@ -120,7 +120,10 @@ const (
 	Zlib
 	Zstd

-	buildcatrust
+	// _presetUnexportedStart is the first unexported preset.
+	_presetUnexportedStart
+
+	buildcatrust = iota - 1
 	utilMacros

 	// Musl is a standalone libc that does not depend on the toolchain.
@@ -138,131 +141,59 @@ const (
 	_presetEnd
 )

-var (
-	// artifactsF is an array of functions for the result of [PArtifact].
-	artifactsF [_presetEnd]func(t Toolchain) pkg.Artifact
+// Metadata is stage-agnostic information of a [PArtifact] not directly
+// representable in the resulting [pkg.Artifact].
+type Metadata struct {
+	f func(t Toolchain) (a pkg.Artifact, version string)

-	// artifacts stores the result of artifactsF.
-	artifacts [_toolchainEnd][len(artifactsF)]pkg.Artifact
+	// Unique package name.
+	Name string `json:"name"`
+	// Short user-facing description.
+	Description string `json:"description"`
+	// Project home page.
+	Website string `json:"website,omitempty"`
+}
+
+// Unversioned denotes an unversioned [PArtifact].
+const Unversioned = "\x00"
+
+var (
+	// artifactsM is an array of [PArtifact] metadata.
+	artifactsM [_presetEnd]Metadata
+
+	// artifacts stores the result of Metadata.f.
+	artifacts [_toolchainEnd][len(artifactsM)]pkg.Artifact
+	// versions stores the version of [PArtifact].
+	versions [_toolchainEnd][len(artifactsM)]string
 	// artifactsOnce is for lazy initialisation of artifacts.
-	artifactsOnce [_toolchainEnd][len(artifactsF)]sync.Once
+	artifactsOnce [_toolchainEnd][len(artifactsM)]sync.Once
 )

+// GetMetadata returns [Metadata] of a [PArtifact].
+func GetMetadata(p PArtifact) *Metadata { return &artifactsM[p] }
+
 // Load returns the resulting [pkg.Artifact] of [PArtifact].
 func (t Toolchain) Load(p PArtifact) pkg.Artifact {
 	artifactsOnce[t][p].Do(func() {
-		artifacts[t][p] = artifactsF[p](t)
+		artifacts[t][p], versions[t][p] = artifactsM[p].f(t)
 	})
 	return artifacts[t][p]
 }

+// Version returns the version string of [PArtifact].
+func (t Toolchain) Version(p PArtifact) string {
+	artifactsOnce[t][p].Do(func() {
+		artifacts[t][p], versions[t][p] = artifactsM[p].f(t)
+	})
+	return versions[t][p]
+}
+
 // ResolveName returns a [PArtifact] by name.
 func ResolveName(name string) (p PArtifact, ok bool) {
-	p, ok = map[string]PArtifact{
-		"initramfs-image": ImageInitramfs,
-
-		"kernel":         Kernel,
-		"kernel-headers": KernelHeaders,
-		"kernel-source":  KernelSource,
-
-		"acl":               ACL,
-		"argp-standalone":   ArgpStandalone,
-		"attr":              Attr,
-		"autoconf":          Autoconf,
-		"automake":          Automake,
-		"bc":                BC,
-		"bash":              Bash,
-		"binutils":          Binutils,
-		"bison":             Bison,
-		"bzip2":             Bzip2,
-		"cmake":             CMake,
-		"coreutils":         Coreutils,
-		"curl":              Curl,
-		"dtc":               DTC,
-		"diffutils":         Diffutils,
-		"elfutils":          Elfutils,
-		"fakeroot":          Fakeroot,
-		"findutils":         Findutils,
-		"flex":              Flex,
-		"fuse":              Fuse,
-		"gmp":               GMP,
-		"glib":              GLib,
-		"gawk":              Gawk,
-		"gen_init_cpio":     GenInitCPIO,
-		"gettext":           Gettext,
-		"git":               Git,
-		"go":                Go,
-		"gperf":             Gperf,
-		"grep":              Grep,
-		"gzip":              Gzip,
-		"hakurei":           Hakurei,
-		"hakurei-dist":      HakureiDist,
-		"iniconfig":         IniConfig,
-		"kmod":              Kmod,
-		"libXau":            LibXau,
-		"libcap":            Libcap,
-		"libexpat":          Libexpat,
-		"libiconv":          Libiconv,
-		"libpsl":            Libpsl,
-		"libseccomp":        Libseccomp,
-		"libucontext":       Libucontext,
-		"libxml2":           Libxml2,
-		"libxslt":           Libxslt,
-		"libffi":            Libffi,
-		"libgd":             Libgd,
-		"libtool":           Libtool,
-		"m4":                M4,
-		"mpc":               MPC,
-		"mpfr":              MPFR,
-		"make":              Make,
-		"meson":             Meson,
-		"mksh":              Mksh,
-		"musl-fts":          MuslFts,
-		"musl-obstack":      MuslObstack,
-		"nss":               NSS,
-		"nss-cacert":        NSSCACert,
-		"ncurses":           Ncurses,
-		"ninja":             Ninja,
-		"openssl":           OpenSSL,
-		"pcre2":             PCRE2,
-		"packaging":         Packaging,
-		"patch":             Patch,
-		"perl":              Perl,
-		"Locale::gettext":   PerlLocaleGettext,
-		"MIME::Charset":     PerlMIMECharset,
-		"Module::Build":     PerlModuleBuild,
-		"Pod::Parser":       PerlPodParser,
-		"SGMLS":             PerlSGMLS,
-		"Term::ReadKey":     PerlTermReadKey,
-		"Text::CharWidth":   PerlTextCharWidth,
-		"Text::WrapI18N":    PerlTextWrapI18N,
-		"Unicode::GCString": PerlUnicodeGCString,
-		"YAML::Tiny":        PerlYAMLTiny,
-		"pkg-config":        PkgConfig,
-		"pluggy":            Pluggy,
-		"procps":            Procps,
-		"pytest":            PyTest,
-		"pygments":          Pygments,
-		"python":            Python,
-		"qemu":              QEMU,
-		"rsync":             Rsync,
-		"sed":               Sed,
-		"setuptools":        Setuptools,
-		"squashfs-tools":    SquashfsTools,
-		"tamago":            TamaGo,
-		"tar":               Tar,
-		"texinfo":           Texinfo,
-		"toybox":            Toybox,
-		"unzip":             Unzip,
-		"util-linux":        UtilLinux,
-		"wayland":           Wayland,
-		"wayland-protocols": WaylandProtocols,
-		"xcb":               XCB,
-		"xcb-proto":         XCBProto,
-		"xproto":            Xproto,
-		"xz":                XZ,
-		"zlib":              Zlib,
-		"zstd":              Zstd,
-	}[name]
-	return
+	for i := range _presetUnexportedStart {
+		if name == artifactsM[i].Name {
+			return i, true
+		}
+	}
+	return 0, false
 }
--- a/internal/rosa/all_test.go
+++ b/internal/rosa/all_test.go
@@ -0,0 +1,49 @@
+package rosa
+
+import "testing"
+
+func TestLoad(t *testing.T) {
+	t.Parallel()
+
+	for i := range _presetEnd {
+		p := PArtifact(i)
+		t.Run(GetMetadata(p).Name, func(t *testing.T) {
+			t.Parallel()
+
+			Std.Load(p)
+		})
+	}
+}
+
+func TestResolveName(t *testing.T) {
+	t.Parallel()
+
+	for i := range _presetUnexportedStart {
+		p := i
+		name := GetMetadata(p).Name
+		t.Run(name, func(t *testing.T) {
+			t.Parallel()
+
+			if got, ok := ResolveName(name); !ok {
+				t.Fatal("ResolveName: ok = false")
+			} else if got != p {
+				t.Fatalf("ResolveName: %d, want %d", got, p)
+			}
+		})
+	}
+}
+func TestResolveNameUnexported(t *testing.T) {
+	t.Parallel()
+
+	for i := _presetUnexportedStart; i < _presetEnd; i++ {
+		p := i
+		name := GetMetadata(p).Name
+		t.Run(name, func(t *testing.T) {
+			t.Parallel()
+
+			if got, ok := ResolveName(name); ok {
+				t.Fatalf("ResolveName: resolved unexported preset %d", got)
+			}
+		})
+	}
+}
--- a/internal/rosa/argp-standalone.go
+++ b/internal/rosa/argp-standalone.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newArgpStandalone() pkg.Artifact {
+func (t Toolchain) newArgpStandalone() (pkg.Artifact, string) {
 	const (
 		version  = "1.3"
 		checksum = "vtW0VyO2pJ-hPyYmDI2zwSLS8QL0sPAUKC1t3zNYbwN2TmsaE-fADhaVtNd3eNFl"
@@ -23,6 +23,14 @@ install -D -m755 libargp.a /work/system/lib/libargp.a
 `,
 	},
 		Diffutils,
-	)
+	), version
+}
+func init() {
+	artifactsM[ArgpStandalone] = Metadata{
+		f: Toolchain.newArgpStandalone,
+
+		Name:        "argp-standalone",
+		Description: "hierarchical argument parsing library broken out from glibc",
+		Website:     "http://www.lysator.liu.se/~nisse/misc/",
+	}
 }
-func init() { artifactsF[ArgpStandalone] = Toolchain.newArgpStandalone }
--- a/internal/rosa/bzip2.go
+++ b/internal/rosa/bzip2.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newBzip2() pkg.Artifact {
+func (t Toolchain) newBzip2() (pkg.Artifact, string) {
 	const (
 		version  = "1.0.8"
 		checksum = "cTLykcco7boom-s05H1JVsQi1AtChYL84nXkg_92Dm1Xt94Ob_qlMg_-NSguIK-c"
@@ -23,6 +23,14 @@ func (t Toolchain) newBzip2() pkg.Artifact {
 			"CC=cc",
 		},
 		Install: "make PREFIX=/work/system install",
-	})
+	}), version
+}
+func init() {
+	artifactsM[Bzip2] = Metadata{
+		f: Toolchain.newBzip2,
+
+		Name:        "bzip2",
+		Description: "a freely available, patent free, high-quality data compressor",
+		Website:     "https://sourceware.org/bzip2/",
+	}
 }
-func init() { artifactsF[Bzip2] = Toolchain.newBzip2 }
--- a/internal/rosa/cmake.go
+++ b/internal/rosa/cmake.go
@@ -8,7 +8,7 @@ import (
 	"hakurei.app/internal/pkg"
 )

-func (t Toolchain) newCMake() pkg.Artifact {
+func (t Toolchain) newCMake() (pkg.Artifact, string) {
 	const (
 		version  = "4.2.3"
 		checksum = "Y4uYGnLrDQX78UdzH7fMzfok46Nt_1taDIHSmqgboU1yFi6f0iAXBDegMCu4eS-J"
@@ -102,9 +102,17 @@ index 2ead810437..f85cbb8b1c 100644
 		},
 	},
 		KernelHeaders,
-	)
+	), version
+}
+func init() {
+	artifactsM[CMake] = Metadata{
+		f: Toolchain.newCMake,
+
+		Name:        "cmake",
+		Description: "cross-platform, open-source build system",
+		Website:     "https://cmake.org/",
+	}
 }
-func init() { artifactsF[CMake] = Toolchain.newCMake }

 // CMakeHelper is the [CMake] build system helper.
 type CMakeHelper struct {
--- a/internal/rosa/curl.go
+++ b/internal/rosa/curl.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newCurl() pkg.Artifact {
+func (t Toolchain) newCurl() (pkg.Artifact, string) {
 	const (
 		version  = "8.18.0"
 		checksum = "YpOolP_sx1DIrCEJ3elgVAu0wTLDS-EZMZFvOP0eha7FaLueZUlEpuMwDzJNyi7i"
@@ -25,6 +25,14 @@ func (t Toolchain) newCurl() pkg.Artifact {

 		Libpsl,
 		OpenSSL,
-	)
+	), version
+}
+func init() {
+	artifactsM[Curl] = Metadata{
+		f: Toolchain.newCurl,
+
+		Name:        "curl",
+		Description: "command line tool and library for transferring data with URLs",
+		Website:     "https://curl.se/",
+	}
 }
-func init() { artifactsF[Curl] = Toolchain.newCurl }
--- a/internal/rosa/dtc.go
+++ b/internal/rosa/dtc.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newDTC() pkg.Artifact {
+func (t Toolchain) newDTC() (pkg.Artifact, string) {
 	const (
 		version  = "1.7.2"
 		checksum = "vUoiRynPyYRexTpS6USweT5p4SVHvvVJs8uqFkkVD-YnFjwf6v3elQ0-Etrh00Dt"
@@ -28,6 +28,14 @@ func (t Toolchain) newDTC() pkg.Artifact {
 		M4,
 		Coreutils,
 		Diffutils,
-	)
+	), version
+}
+func init() {
+	artifactsM[DTC] = Metadata{
+		f: Toolchain.newDTC,
+
+		Name:        "dtc",
+		Description: "The Device Tree Compiler",
+		Website:     "https://git.kernel.org/pub/scm/utils/dtc/dtc.git/",
+	}
 }
-func init() { artifactsF[DTC] = Toolchain.newDTC }
--- a/internal/rosa/elfutils.go
+++ b/internal/rosa/elfutils.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newElfutils() pkg.Artifact {
+func (t Toolchain) newElfutils() (pkg.Artifact, string) {
 	const (
 		version  = "0.194"
 		checksum = "Q3XUygUPv9vR1TkWucwUsQ8Kb1_F6gzk-KMPELr3cC_4AcTrprhVPMvN0CKkiYRa"
@@ -36,6 +36,14 @@ func (t Toolchain) newElfutils() pkg.Artifact {
 		MuslFts,
 		MuslObstack,
 		KernelHeaders,
-	)
+	), version
+}
+func init() {
+	artifactsM[Elfutils] = Metadata{
+		f: Toolchain.newElfutils,
+
+		Name:        "elfutils",
+		Description: "utilities and libraries to handle ELF files and DWARF data",
+		Website:     "https://sourceware.org/elfutils/",
+	}
 }
-func init() { artifactsF[Elfutils] = Toolchain.newElfutils }
--- a/internal/rosa/fakeroot.go
+++ b/internal/rosa/fakeroot.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newFakeroot() pkg.Artifact {
+func (t Toolchain) newFakeroot() (pkg.Artifact, string) {
 	const (
 		version  = "1.37.2"
 		checksum = "4ve-eDqVspzQ6VWDhPS0NjW3aSenBJcPAJq_BFT7OOFgUdrQzoTBxZWipDAGWxF8"
@@ -46,6 +46,14 @@ index f135ad9..85c784c 100644
 		Attr,
 		Libcap,
 		KernelHeaders,
-	)
+	), version
+}
+func init() {
+	artifactsM[Fakeroot] = Metadata{
+		f: Toolchain.newFakeroot,
+
+		Name:        "fakeroot",
+		Description: "tool for simulating superuser privileges",
+		Website:     "https://salsa.debian.org/clint/fakeroot",
+	}
 }
-func init() { artifactsF[Fakeroot] = Toolchain.newFakeroot }
--- a/internal/rosa/flex.go
+++ b/internal/rosa/flex.go
@@ -4,7 +4,7 @@ import (
 	"hakurei.app/internal/pkg"
 )

-func (t Toolchain) newFlex() pkg.Artifact {
+func (t Toolchain) newFlex() (pkg.Artifact, string) {
 	const (
 		version  = "2.6.4"
 		checksum = "p9POjQU7VhgOf3x5iFro8fjhy0NOanvA7CTeuWS_veSNgCixIJshTrWVkc5XLZkB"
@@ -16,6 +16,14 @@ func (t Toolchain) newFlex() pkg.Artifact {
 		pkg.TarGzip,
 	), nil, (*MakeHelper)(nil),
 		M4,
-	)
+	), version
+}
+func init() {
+	artifactsM[Flex] = Metadata{
+		f: Toolchain.newFlex,
+
+		Name:        "flex",
+		Description: "scanner generator for lexing in C and C++",
+		Website:     "https://github.com/westes/flex/",
+	}
 }
-func init() { artifactsF[Flex] = Toolchain.newFlex }
--- a/internal/rosa/fuse.go
+++ b/internal/rosa/fuse.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newFuse() pkg.Artifact {
+func (t Toolchain) newFuse() (pkg.Artifact, string) {
 	const (
 		version  = "3.18.1"
 		checksum = "COb-BgJRWXLbt9XUkNeuiroQizpMifXqxgieE1SlkMXhs_WGSyJStrmyewAw2hd6"
@@ -31,6 +31,14 @@ func (t Toolchain) newFuse() pkg.Artifact {
 		PyTest,

 		KernelHeaders,
-	)
+	), version
+}
+func init() {
+	artifactsM[Fuse] = Metadata{
+		f: Toolchain.newFuse,
+
+		Name:        "fuse",
+		Description: "the reference implementation of the Linux FUSE interface",
+		Website:     "https://github.com/libfuse/libfuse/",
+	}
 }
-func init() { artifactsF[Fuse] = Toolchain.newFuse }
--- a/internal/rosa/git.go
+++ b/internal/rosa/git.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newGit() pkg.Artifact {
+func (t Toolchain) newGit() (pkg.Artifact, string) {
 	const (
 		version  = "2.52.0"
 		checksum = "uH3J1HAN_c6PfGNJd2OBwW4zo36n71wmkdvityYnrh8Ak0D1IifiAvEWz9Vi9DmS"
@@ -63,9 +63,17 @@ disable_test t2200-add-update
 		Curl,
 		OpenSSL,
 		Libexpat,
-	)
+	), version
+}
+func init() {
+	artifactsM[Git] = Metadata{
+		f: Toolchain.newGit,
+
+		Name:        "git",
+		Description: "distributed version control system",
+		Website:     "https://www.git-scm.com/",
+	}
 }
-func init() { artifactsF[Git] = Toolchain.newGit }

 // NewViaGit returns a [pkg.Artifact] for cloning a git repository.
 func (t Toolchain) NewViaGit(
--- a/internal/rosa/gnu.go
+++ b/internal/rosa/gnu.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newM4() pkg.Artifact {
+func (t Toolchain) newM4() (pkg.Artifact, string) {
 	const (
 		version  = "1.4.20"
 		checksum = "RT0_L3m4Co86bVBY3lCFAEs040yI1WdeNmRylFpah8IZovTm6O4wI7qiHJN3qsW9"
@@ -18,11 +18,19 @@ chmod +w tests/test-c32ispunct.sh && echo '#!/bin/sh' > tests/test-c32ispunct.sh
 `,
 	}, (*MakeHelper)(nil),
 		Diffutils,
-	)
+	), version
 }
-func init() { artifactsF[M4] = Toolchain.newM4 }
+func init() {
+	artifactsM[M4] = Metadata{
+		f: Toolchain.newM4,

-func (t Toolchain) newBison() pkg.Artifact {
+		Name:        "m4",
+		Description: "a macro processor with GNU extensions",
+		Website:     "https://www.gnu.org/software/m4/",
+	}
+}
+
+func (t Toolchain) newBison() (pkg.Artifact, string) {
 	const (
 		version  = "3.8.2"
 		checksum = "BhRM6K7URj1LNOkIDCFDctSErLS-Xo5d9ba9seg10o6ACrgC1uNhED7CQPgIY29Y"
@@ -35,11 +43,19 @@ func (t Toolchain) newBison() pkg.Artifact {
 		M4,
 		Diffutils,
 		Sed,
-	)
+	), version
 }
-func init() { artifactsF[Bison] = Toolchain.newBison }
+func init() {
+	artifactsM[Bison] = Metadata{
+		f: Toolchain.newBison,

-func (t Toolchain) newSed() pkg.Artifact {
+		Name:        "bison",
+		Description: "a general-purpose parser generator",
+		Website:     "https://www.gnu.org/software/bison/",
+	}
+}
+
+func (t Toolchain) newSed() (pkg.Artifact, string) {
 	const (
 		version  = "4.9"
 		checksum = "pe7HWH4PHNYrazOTlUoE1fXmhn2GOPFN_xE62i0llOr3kYGrH1g2_orDz0UtZ9Nt"
@@ -50,11 +66,19 @@ func (t Toolchain) newSed() pkg.Artifact {
 		pkg.TarGzip,
 	), nil, (*MakeHelper)(nil),
 		Diffutils,
-	)
+	), version
 }
-func init() { artifactsF[Sed] = Toolchain.newSed }
+func init() {
+	artifactsM[Sed] = Metadata{
+		f: Toolchain.newSed,

-func (t Toolchain) newAutoconf() pkg.Artifact {
+		Name:        "sed",
+		Description: "a non-interactive command-line text editor",
+		Website:     "https://www.gnu.org/software/sed/",
+	}
+}
+
+func (t Toolchain) newAutoconf() (pkg.Artifact, string) {
 	const (
 		version  = "2.72"
 		checksum = "-c5blYkC-xLDer3TWEqJTyh1RLbOd1c5dnRLKsDnIrg_wWNOLBpaqMY8FvmUFJ33"
@@ -75,11 +99,19 @@ func (t Toolchain) newAutoconf() pkg.Artifact {
 		Perl,
 		Bash,
 		Diffutils,
-	)
+	), version
 }
-func init() { artifactsF[Autoconf] = Toolchain.newAutoconf }
+func init() {
+	artifactsM[Autoconf] = Metadata{
+		f: Toolchain.newAutoconf,

-func (t Toolchain) newAutomake() pkg.Artifact {
+		Name:        "autoconf",
+		Description: "M4 macros to produce self-contained configure script",
+		Website:     "https://www.gnu.org/software/autoconf/",
+	}
+}
+
+func (t Toolchain) newAutomake() (pkg.Artifact, string) {
 	const (
 		version  = "1.18.1"
 		checksum = "FjvLG_GdQP7cThTZJLDMxYpRcKdpAVG-YDs1Fj1yaHlSdh_Kx6nRGN14E0r_BjcG"
@@ -107,11 +139,19 @@ test_disable '#!/bin/sh' t/pr9.sh
 		Gzip,
 		Autoconf,
 		Diffutils,
-	)
+	), version
 }
-func init() { artifactsF[Automake] = Toolchain.newAutomake }
+func init() {
+	artifactsM[Automake] = Metadata{
+		f: Toolchain.newAutomake,

-func (t Toolchain) newLibtool() pkg.Artifact {
+		Name:        "automake",
+		Description: "a tool for automatically generating Makefile.in files",
+		Website:     "https://www.gnu.org/software/automake/",
+	}
+}
+
+func (t Toolchain) newLibtool() (pkg.Artifact, string) {
 	const (
 		version  = "2.5.4"
 		checksum = "pa6LSrQggh8mSJHQfwGjysAApmZlGJt8wif2cCLzqAAa2jpsTY0jZ-6stS3BWZ2Q"
@@ -128,11 +168,19 @@ func (t Toolchain) newLibtool() pkg.Artifact {
 	},
 		M4,
 		Diffutils,
-	)
+	), version
 }
-func init() { artifactsF[Libtool] = Toolchain.newLibtool }
+func init() {
+	artifactsM[Libtool] = Metadata{
+		f: Toolchain.newLibtool,

-func (t Toolchain) newGzip() pkg.Artifact {
+		Name:        "libtool",
+		Description: "a generic library support script",
+		Website:     "https://www.gnu.org/software/libtool/",
+	}
+}
+
+func (t Toolchain) newGzip() (pkg.Artifact, string) {
 	const (
 		version  = "1.14"
 		checksum = "NWhjUavnNfTDFkZJyAUonL9aCOak8GVajWX2OMlzpFnuI0ErpBFyj88mz2xSjz0q"
@@ -144,11 +192,19 @@ func (t Toolchain) newGzip() pkg.Artifact {
 	), nil, &MakeHelper{
 		// dependency loop
 		SkipCheck: true,
-	})
+	}), version
 }
-func init() { artifactsF[Gzip] = Toolchain.newGzip }
+func init() {
+	artifactsM[Gzip] = Metadata{
+		f: Toolchain.newGzip,

-func (t Toolchain) newGettext() pkg.Artifact {
+		Name:        "gzip",
+		Description: "a popular data compression program",
+		Website:     "https://www.gnu.org/software/gzip/",
+	}
+}
+
+func (t Toolchain) newGettext() (pkg.Artifact, string) {
 	const (
 		version  = "1.0"
 		checksum = "3MasKeEdPeFEgWgzsBKk7JqWqql1wEMbgPmzAfs-mluyokoW0N8oQVxPQoOnSdgC"
@@ -180,11 +236,19 @@ touch gettext-tools/autotools/archive.dir.tar
 		Sed,

 		KernelHeaders,
-	)
+	), version
 }
-func init() { artifactsF[Gettext] = Toolchain.newGettext }
+func init() {
+	artifactsM[Gettext] = Metadata{
+		f: Toolchain.newGettext,

-func (t Toolchain) newDiffutils() pkg.Artifact {
+		Name:        "gettext",
+		Description: "tools for producing multi-lingual messages",
+		Website:     "https://www.gnu.org/software/gettext/",
+	}
+}
+
+func (t Toolchain) newDiffutils() (pkg.Artifact, string) {
 	const (
 		version  = "3.12"
 		checksum = "9J5VAq5oA7eqwzS1Yvw-l3G5o-TccUrNQR3PvyB_lgdryOFAfxtvQfKfhdpquE44"
@@ -203,11 +267,19 @@ test_disable 'int main(){return 0;}' gnulib-tests/test-c32ispunct.c
 test_disable '#!/bin/sh' tests/cmp
 `,
 		Flag: TEarly,
-	}, (*MakeHelper)(nil))
+	}, (*MakeHelper)(nil)), version
 }
-func init() { artifactsF[Diffutils] = Toolchain.newDiffutils }
+func init() {
+	artifactsM[Diffutils] = Metadata{
+		f: Toolchain.newDiffutils,

-func (t Toolchain) newPatch() pkg.Artifact {
+		Name:        "diffutils",
+		Description: "several programs related to finding differences between files",
+		Website:     "https://www.gnu.org/software/diffutils/",
+	}
+}
+
+func (t Toolchain) newPatch() (pkg.Artifact, string) {
 	const (
 		version  = "2.8"
 		checksum = "MA0BQc662i8QYBD-DdGgyyfTwaeALZ1K0yusV9rAmNiIsQdX-69YC4t9JEGXZkeR"
@@ -225,11 +297,19 @@ test_disable '#!/bin/sh' tests/ed-style
 test_disable '#!/bin/sh' tests/need-filename
 `,
 		Flag: TEarly,
-	}, (*MakeHelper)(nil))
+	}, (*MakeHelper)(nil)), version
 }
-func init() { artifactsF[Patch] = Toolchain.newPatch }
+func init() {
+	artifactsM[Patch] = Metadata{
+		f: Toolchain.newPatch,

-func (t Toolchain) newBash() pkg.Artifact {
+		Name:        "patch",
+		Description: "a program to apply diff output to files",
+		Website:     "https://savannah.gnu.org/projects/patch/",
+	}
+}
+
+func (t Toolchain) newBash() (pkg.Artifact, string) {
 	const (
 		version  = "5.3"
 		checksum = "4LQ_GRoB_ko-Ih8QPf_xRKA02xAm_TOxQgcJLmFDT6udUPxTAWrsj-ZNeuTusyDq"
@@ -245,11 +325,19 @@ func (t Toolchain) newBash() pkg.Artifact {
 		Configure: [][2]string{
 			{"without-bash-malloc"},
 		},
-	})
+	}), version
 }
-func init() { artifactsF[Bash] = Toolchain.newBash }
+func init() {
+	artifactsM[Bash] = Metadata{
+		f: Toolchain.newBash,

-func (t Toolchain) newCoreutils() pkg.Artifact {
+		Name:        "bash",
+		Description: "the Bourne Again SHell",
+		Website:     "https://www.gnu.org/software/bash/",
+	}
+}
+
+func (t Toolchain) newCoreutils() (pkg.Artifact, string) {
 	const (
 		version  = "9.9"
 		checksum = "B1_TaXj1j5aiVIcazLWu8Ix03wDV54uo2_iBry4qHG6Y-9bjDpUPlkNLmU_3Nvw6"
@@ -281,11 +369,19 @@ test_disable 'int main(){return 0;}' gnulib-tests/test-lchown.c
 		Bash,

 		KernelHeaders,
-	)
+	), version
 }
-func init() { artifactsF[Coreutils] = Toolchain.newCoreutils }
+func init() {
+	artifactsM[Coreutils] = Metadata{
+		f: Toolchain.newCoreutils,

-func (t Toolchain) newTexinfo() pkg.Artifact {
+		Name:        "coreutils",
+		Description: "the basic file, shell and text manipulation utilities",
+		Website:     "https://www.gnu.org/software/coreutils/",
+	}
+}
+
+func (t Toolchain) newTexinfo() (pkg.Artifact, string) {
 	const (
 		version  = "7.2"
 		checksum = "9EelM5b7QGMAY5DKrAm_El8lofBGuFWlaBPSBhh7l_VQE8054MBmC0KBvGrABqjv"
@@ -299,11 +395,19 @@ func (t Toolchain) newTexinfo() pkg.Artifact {
 		SkipCheck: true,
 	},
 		Perl,
-	)
+	), version
 }
-func init() { artifactsF[Texinfo] = Toolchain.newTexinfo }
+func init() {
+	artifactsM[Texinfo] = Metadata{
+		f: Toolchain.newTexinfo,

-func (t Toolchain) newGperf() pkg.Artifact {
+		Name:        "texinfo",
+		Description: "the GNU square-wheel-reinvension of man pages",
+		Website:     "https://www.gnu.org/software/texinfo/",
+	}
+}
+
+func (t Toolchain) newGperf() (pkg.Artifact, string) {
 	const (
 		version  = "3.3"
 		checksum = "RtIy9pPb_Bb8-31J2Nw-rRGso2JlS-lDlVhuNYhqR7Nt4xM_nObznxAlBMnarJv7"
@@ -314,11 +418,19 @@ func (t Toolchain) newGperf() pkg.Artifact {
 		pkg.TarGzip,
 	), nil, (*MakeHelper)(nil),
 		Diffutils,
-	)
+	), version
 }
-func init() { artifactsF[Gperf] = Toolchain.newGperf }
+func init() {
+	artifactsM[Gperf] = Metadata{
+		f: Toolchain.newGperf,

-func (t Toolchain) newGawk() pkg.Artifact {
+		Name:        "gperf",
+		Description: "a perfect hash function generator",
+		Website:     "https://www.gnu.org/software/gperf/",
+	}
+}
+
+func (t Toolchain) newGawk() (pkg.Artifact, string) {
 	const (
 		version  = "5.3.2"
 		checksum = "uIs0d14h_d2DgMGYwrPtegGNyt_bxzG3D6Fe-MmExx_pVoVkQaHzrtmiXVr6NHKk"
@@ -332,11 +444,19 @@ func (t Toolchain) newGawk() pkg.Artifact {
 	}, &MakeHelper{
 		// dependency loop
 		SkipCheck: true,
-	})
+	}), version
 }
-func init() { artifactsF[Gawk] = Toolchain.newGawk }
+func init() {
+	artifactsM[Gawk] = Metadata{
+		f: Toolchain.newGawk,

-func (t Toolchain) newGrep() pkg.Artifact {
+		Name:        "gawk",
+		Description: "an implementation of awk with GNU extensions",
+		Website:     "https://www.gnu.org/software/gawk/",
+	}
+}
+
+func (t Toolchain) newGrep() (pkg.Artifact, string) {
 	const (
 		version  = "3.12"
 		checksum = "qMB4RjaPNRRYsxix6YOrjE8gyAT1zVSTy4nW4wKW9fqa0CHYAuWgPwDTirENzm_1"
@@ -355,11 +475,19 @@ test_disable 'int main(){return 0;}' gnulib-tests/test-c32ispunct.c
 `,
 	}, (*MakeHelper)(nil),
 		Diffutils,
-	)
+	), version
 }
-func init() { artifactsF[Grep] = Toolchain.newGrep }
+func init() {
+	artifactsM[Grep] = Metadata{
+		f: Toolchain.newGrep,

-func (t Toolchain) newFindutils() pkg.Artifact {
+		Name:        "grep",
+		Description: "searches input for lines containing a match to a pattern",
+		Website:     "https://www.gnu.org/software/grep/",
+	}
+}
+
+func (t Toolchain) newFindutils() (pkg.Artifact, string) {
 	const (
 		version  = "4.10.0"
 		checksum = "ZXABdNBQXL7QjTygynRRTdXYWxQKZ0Wn5eMd3NUnxR0xaS0u0VfcKoTlbo50zxv6"
@@ -377,11 +505,19 @@ echo 'int main(){return 0;}' > tests/xargs/test-sigusr.c
 		Diffutils,
 		XZ,
 		Sed,
-	)
+	), version
 }
-func init() { artifactsF[Findutils] = Toolchain.newFindutils }
+func init() {
+	artifactsM[Findutils] = Metadata{
+		f: Toolchain.newFindutils,

-func (t Toolchain) newBC() pkg.Artifact {
+		Name:        "findutils",
+		Description: "the basic directory searching utilities",
+		Website:     "https://www.gnu.org/software/findutils/",
+	}
+}
+
+func (t Toolchain) newBC() (pkg.Artifact, string) {
 	const (
 		version  = "1.08.2"
 		checksum = "8h6f3hjV80XiFs6v9HOPF2KEyg1kuOgn5eeFdVspV05ODBVQss-ey5glc8AmneLy"
@@ -397,11 +533,19 @@ func (t Toolchain) newBC() pkg.Artifact {
 	}, (*MakeHelper)(nil),
 		Perl,
 		Texinfo,
-	)
+	), version
 }
-func init() { artifactsF[BC] = Toolchain.newBC }
+func init() {
+	artifactsM[BC] = Metadata{
+		f: Toolchain.newBC,

-func (t Toolchain) newLibiconv() pkg.Artifact {
+		Name:        "bc",
+		Description: "an arbitrary precision numeric processing language",
+		Website:     "https://www.gnu.org/software/bc/",
+	}
+}
+
+func (t Toolchain) newLibiconv() (pkg.Artifact, string) {
 	const (
 		version  = "1.18"
 		checksum = "iV5q3VxP5VPdJ-X7O5OQI4fGm8VjeYb5viLd1L3eAHg26bbHb2_Qn63XPF3ucVZr"
@@ -410,11 +554,19 @@ func (t Toolchain) newLibiconv() pkg.Artifact {
 		nil, "https://ftpmirror.gnu.org/gnu/libiconv/libiconv-"+version+".tar.gz",
 		mustDecode(checksum),
 		pkg.TarGzip,
-	), nil, (*MakeHelper)(nil))
+	), nil, (*MakeHelper)(nil)), version
 }
-func init() { artifactsF[Libiconv] = Toolchain.newLibiconv }
+func init() {
+	artifactsM[Libiconv] = Metadata{
+		f: Toolchain.newLibiconv,

-func (t Toolchain) newTar() pkg.Artifact {
+		Name:        "libiconv",
+		Description: "iconv implementation independent of glibc",
+		Website:     "https://www.gnu.org/software/libiconv/",
+	}
+}
+
+func (t Toolchain) newTar() (pkg.Artifact, string) {
 	const (
 		version  = "1.35"
 		checksum = "zSaoSlVUDW0dSfm4sbL4FrXLFR8U40Fh3zY5DWhR5NCIJ6GjU6Kc4VZo2-ZqpBRA"
@@ -442,11 +594,19 @@ func (t Toolchain) newTar() pkg.Artifact {
 		Gzip,
 		Bzip2,
 		Zstd,
-	)
+	), version
 }
-func init() { artifactsF[Tar] = Toolchain.newTar }
+func init() {
+	artifactsM[Tar] = Metadata{
+		f: Toolchain.newTar,

-func (t Toolchain) newBinutils() pkg.Artifact {
+		Name:        "tar",
+		Description: "provides the ability to create tar archives",
+		Website:     "https://www.gnu.org/software/tar/",
+	}
+}
+
+func (t Toolchain) newBinutils() (pkg.Artifact, string) {
 	const (
 		version  = "2.45"
 		checksum = "hlLtqqHDmzAT2OQVHaKEd_io2DGFvJkaeS-igBuK8bRRir7LUKGHgHYNkDVKaHTT"
@@ -457,11 +617,19 @@ func (t Toolchain) newBinutils() pkg.Artifact {
 		pkg.TarBzip2,
 	), nil, (*MakeHelper)(nil),
 		Bash,
-	)
+	), version
 }
-func init() { artifactsF[Binutils] = Toolchain.newBinutils }
+func init() {
+	artifactsM[Binutils] = Metadata{
+		f: Toolchain.newBinutils,

-func (t Toolchain) newGMP() pkg.Artifact {
+		Name:        "binutils",
+		Description: "a collection of binary tools",
+		Website:     "https://www.gnu.org/software/binutils/",
+	}
+}
+
+func (t Toolchain) newGMP() (pkg.Artifact, string) {
 	const (
 		version  = "6.3.0"
 		checksum = "yrgbgEDWKDdMWVHh7gPbVl56-sRtVVhfvv0M_LX7xMUUk_mvZ1QOJEAnt7g4i3k5"
@@ -473,11 +641,19 @@ func (t Toolchain) newGMP() pkg.Artifact {
 		pkg.TarBzip2,
 	), nil, (*MakeHelper)(nil),
 		M4,
-	)
+	), version
 }
-func init() { artifactsF[GMP] = Toolchain.newGMP }
+func init() {
+	artifactsM[GMP] = Metadata{
+		f: Toolchain.newGMP,

-func (t Toolchain) newMPFR() pkg.Artifact {
+		Name:        "gmp",
+		Description: "a free library for arbitrary precision arithmetic",
+		Website:     "https://gmplib.org/",
+	}
+}
+
+func (t Toolchain) newMPFR() (pkg.Artifact, string) {
 	const (
 		version  = "4.2.2"
 		checksum = "wN3gx0zfIuCn9r3VAn_9bmfvAYILwrRfgBjYSD1IjLqyLrLojNN5vKyQuTE9kA-B"
@@ -489,11 +665,19 @@ func (t Toolchain) newMPFR() pkg.Artifact {
 		pkg.TarBzip2,
 	), nil, (*MakeHelper)(nil),
 		GMP,
-	)
+	), version
 }
-func init() { artifactsF[MPFR] = Toolchain.newMPFR }
+func init() {
+	artifactsM[MPFR] = Metadata{
+		f: Toolchain.newMPFR,

-func (t Toolchain) newMPC() pkg.Artifact {
+		Name:        "mpfr",
+		Description: "a C library for multiple-precision floating-point computations",
+		Website:     "https://www.mpfr.org/",
+	}
+}
+
+func (t Toolchain) newMPC() (pkg.Artifact, string) {
 	const (
 		version  = "1.3.1"
 		checksum = "o8r8K9R4x7PuRx0-JE3-bC5jZQrtxGV2nkB773aqJ3uaxOiBDCID1gKjPaaDxX4V"
@@ -506,11 +690,19 @@ func (t Toolchain) newMPC() pkg.Artifact {
 	), nil, (*MakeHelper)(nil),
 		GMP,
 		MPFR,
-	)
+	), version
 }
-func init() { artifactsF[MPC] = Toolchain.newMPC }
+func init() {
+	artifactsM[MPC] = Metadata{
+		f: Toolchain.newMPC,

-func (t Toolchain) newGCC() pkg.Artifact {
+		Name:        "mpc",
+		Description: "a C library for the arithmetic of complex numbers",
+		Website:     "https://www.multiprecision.org/",
+	}
+}
+
+func (t Toolchain) newGCC() (pkg.Artifact, string) {
 	const (
 		version  = "15.2.0"
 		checksum = "TXJ5WrbXlGLzy1swghQTr4qxgDCyIZFgJry51XEPTBZ8QYbVmFeB4lZbSMtPJ-a1"
@@ -710,6 +902,14 @@ ln -s system/lib /work/
 		Zlib,
 		Libucontext,
 		KernelHeaders,
-	)
+	), version
+}
+func init() {
+	artifactsM[gcc] = Metadata{
+		f: Toolchain.newGCC,
+
+		Name:        "gcc",
+		Description: "The GNU Compiler Collection",
+		Website:     "https://www.gnu.org/software/gcc/",
+	}
 }
-func init() { artifactsF[gcc] = Toolchain.newGCC }
--- a/internal/rosa/go.go
+++ b/internal/rosa/go.go
@@ -62,7 +62,7 @@ ln -s \
 	)))
 }

-func (t Toolchain) newGoLatest() pkg.Artifact {
+func (t Toolchain) newGoLatest() (pkg.Artifact, string) {
 	var (
 		bootstrapEnv   []string
 		bootstrapExtra []pkg.Artifact
@@ -153,9 +153,13 @@ rm \
 `, go123,
 	)

+	const (
+		version  = "1.26.0"
+		checksum = "uHLcrgBc0NMcyTMDLRNAZIcOx0RyQlyekSl9xbWSwj3esEFWJysYLfLa3S8p39Nh"
+	)
 	return t.newGo(
-		"1.26.0",
-		"uHLcrgBc0NMcyTMDLRNAZIcOx0RyQlyekSl9xbWSwj3esEFWJysYLfLa3S8p39Nh",
+		version,
+		checksum,
 		finalEnv, `
 sed -i \
 	's,/lib/ld-musl-`+linuxArch()+`.so.1,/system/bin/linker,' \
@@ -164,6 +168,14 @@ sed -i \
 rm \
 	os/root_unix_test.go
 `, go125,
-	)
+	), version
+}
+func init() {
+	artifactsM[Go] = Metadata{
+		f: Toolchain.newGoLatest,
+
+		Name:        "go",
+		Description: "the Go programming language toolchain",
+		Website:     "https://go.dev/",
+	}
 }
-func init() { artifactsF[Go] = Toolchain.newGoLatest }
--- a/internal/rosa/gtk.go
+++ b/internal/rosa/gtk.go
@@ -7,7 +7,7 @@ import (
 	"hakurei.app/internal/pkg"
 )

-func (t Toolchain) newGLib() pkg.Artifact {
+func (t Toolchain) newGLib() (pkg.Artifact, string) {
 	const (
 		version  = "2.86.4"
 		checksum = "AfTjBrrxtXXPL6dFa1LfTe40PyPSth62CoIkM5m_VJTUngGLOFHw6I4XE7RGQE8G"
@@ -46,6 +46,14 @@ func (t Toolchain) newGLib() pkg.Artifact {
 		PCRE2,
 		Libffi,
 		Zlib,
-	)
+	), version
+}
+func init() {
+	artifactsM[GLib] = Metadata{
+		f: Toolchain.newGLib,
+
+		Name:        "glib",
+		Description: "the GNU library of miscellaneous stuff",
+		Website:     "https://gitlab.gnome.org/GNOME/glib/",
+	}
 }
-func init() { artifactsF[GLib] = Toolchain.newGLib }
--- a/internal/rosa/hakurei.go
+++ b/internal/rosa/hakurei.go
@@ -58,7 +58,8 @@ func main() {
 	)))
 }
 func init() {
-	artifactsF[Hakurei] = func(t Toolchain) pkg.Artifact {
+	artifactsM[Hakurei] = Metadata{
+		f: func(t Toolchain) (pkg.Artifact, string) {
 			return t.newHakurei("", `
 mkdir -p /work/system/libexec/hakurei/

@@ -83,12 +84,23 @@ mkdir -p /work/system/bin/
 	hakurei \
 	sharefs \
 	../../bin/)
-`)
+`), hakureiVersion
+		},
+
+		Name:        "hakurei",
+		Description: "low-level userspace tooling for Rosa OS",
+		Website:     "https://hakurei.app/",
 	}
-	artifactsF[HakureiDist] = func(t Toolchain) pkg.Artifact {
+	artifactsM[HakureiDist] = Metadata{
+		f: func(t Toolchain) (pkg.Artifact, string) {
 			return t.newHakurei("-dist", `
 export HAKUREI_VERSION
 DESTDIR=/work /usr/src/hakurei/dist/release.sh
-`)
+`), hakureiVersion
+		},
+
+		Name:        "hakurei-dist",
+		Description: "low-level userspace tooling for Rosa OS (distribution tarball)",
+		Website:     "https://hakurei.app/",
 	}
 }
--- a/internal/rosa/images.go
+++ b/internal/rosa/images.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newImageInitramfs() pkg.Artifact {
+func (t Toolchain) newImageInitramfs() (pkg.Artifact, string) {
 	return t.New("initramfs", TNoToolchain, []pkg.Artifact{
 		t.Load(Zstd),
 		t.Load(Hakurei),
@@ -14,6 +14,13 @@ dir /dev 0755 0 0
 nod /dev/null 0666 0 0 c 1 3
 nod /dev/console 0600 0 0 c 5 1
 file /init /system/libexec/hakurei/earlyinit 0555 0 0
-`))))
+`)))), Unversioned
+}
+func init() {
+	artifactsM[ImageInitramfs] = Metadata{
+		Name:        "initramfs-image",
+		Description: "Rosa OS initramfs image",
+
+		f: Toolchain.newImageInitramfs,
+	}
 }
-func init() { artifactsF[ImageInitramfs] = Toolchain.newImageInitramfs }
--- a/internal/rosa/kernel.go
+++ b/internal/rosa/kernel.go
@@ -11,16 +11,24 @@ var kernelSource = pkg.NewHTTPGetTar(
 	pkg.TarGzip,
 )

-func (t Toolchain) newKernelSource() pkg.Artifact {
+func (t Toolchain) newKernelSource() (pkg.Artifact, string) {
 	return t.New("kernel-"+kernelVersion+"-src", 0, nil, nil, nil, `
 mkdir -p /work/usr/src/
 cp -r /usr/src/linux /work/usr/src/
 chmod -R +w /work/usr/src/linux/
-`, pkg.Path(AbsUsrSrc.Append("linux"), false, kernelSource))
+`, pkg.Path(AbsUsrSrc.Append("linux"), false, kernelSource)), kernelVersion
 }
-func init() { artifactsF[KernelSource] = Toolchain.newKernelSource }
+func init() {
+	artifactsM[KernelSource] = Metadata{
+		f: Toolchain.newKernelSource,

-func (t Toolchain) newKernelHeaders() pkg.Artifact {
+		Name:        "kernel-source",
+		Description: "a writable kernel source tree installed to /usr/src/linux",
+		Website:     "https://kernel.org/",
+	}
+}
+
+func (t Toolchain) newKernelHeaders() (pkg.Artifact, string) {
 	return t.NewPackage("kernel-headers", kernelVersion, kernelSource, &PackageAttr{
 		Flag: TEarly,
 	}, &MakeHelper{
@@ -38,11 +46,19 @@ func (t Toolchain) newKernelHeaders() pkg.Artifact {
 		Install: "# headers installed during make",
 	},
 		Rsync,
-	)
+	), kernelVersion
 }
-func init() { artifactsF[KernelHeaders] = Toolchain.newKernelHeaders }
+func init() {
+	artifactsM[KernelHeaders] = Metadata{
+		f: Toolchain.newKernelHeaders,

-func (t Toolchain) newKernel() pkg.Artifact {
+		Name:        "kernel-headers",
+		Description: "an installation of kernel headers",
+		Website:     "https://kernel.org/",
+	}
+}
+
+func (t Toolchain) newKernel() (pkg.Artifact, string) {
 	return t.NewPackage("kernel", kernelVersion, kernelSource, &PackageAttr{
 		Env: []string{
 			"PATH=/system/sbin",
@@ -123,14 +139,29 @@ rm -v /work/lib/modules/` + kernelVersion + `/build
 		OpenSSL,
 		UtilLinux,
 		KernelHeaders,
-	)
+	), kernelVersion
 }
-func init() { artifactsF[Kernel] = Toolchain.newKernel }
+func init() {
+	artifactsM[Kernel] = Metadata{
+		f: Toolchain.newKernel,

-func (t Toolchain) newGenInitCPIO() pkg.Artifact {
+		Name:        "kernel",
+		Description: "the generic Rosa OS linux kernel",
+		Website:     "https://kernel.org/",
+	}
+}
+
+func (t Toolchain) newGenInitCPIO() (pkg.Artifact, string) {
 	return t.New("gen_init_cpio-"+kernelVersion, 0, nil, nil, nil, `
 mkdir -p /work/system/bin/
 cc -o /work/system/bin/gen_init_cpio /usr/src/linux/usr/gen_init_cpio.c
-`, pkg.Path(AbsUsrSrc.Append("linux"), false, kernelSource))
+`, pkg.Path(AbsUsrSrc.Append("linux"), false, kernelSource)), kernelVersion
+}
+func init() {
+	artifactsM[GenInitCPIO] = Metadata{
+		f: Toolchain.newGenInitCPIO,
+
+		Name:        "gen_init_cpio",
+		Description: "a program in the kernel source tree for creating initramfs archive",
+	}
 }
-func init() { artifactsF[GenInitCPIO] = Toolchain.newGenInitCPIO }
--- a/internal/rosa/kmod.go
+++ b/internal/rosa/kmod.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newKmod() pkg.Artifact {
+func (t Toolchain) newKmod() (pkg.Artifact, string) {
 	const (
 		version  = "34.2"
 		checksum = "0K7POeTKxMhExsaTsnKAC6LUNsRSfe6sSZxWONPbOu-GI_pXOw3toU_BIoqfBhJV"
@@ -28,6 +28,14 @@ func (t Toolchain) newKmod() pkg.Artifact {
 		Zstd,
 		OpenSSL,
 		KernelHeaders,
-	)
+	), version
+}
+func init() {
+	artifactsM[Kmod] = Metadata{
+		f: Toolchain.newKmod,
+
+		Name:        "kmod",
+		Description: "a set of tools to handle common tasks with Linux kernel modules",
+		Website:     "https://git.kernel.org/pub/scm/utils/kernel/kmod/kmod.git",
+	}
 }
-func init() { artifactsF[Kmod] = Toolchain.newKmod }
--- a/internal/rosa/libcap.go
+++ b/internal/rosa/libcap.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newLibcap() pkg.Artifact {
+func (t Toolchain) newLibcap() (pkg.Artifact, string) {
 	const (
 		version  = "2.77"
 		checksum = "2GOTFU4cl2QoS7Dv5wh0c9-hxsQwIzMB9Y_gfAo5xKHqcM13fiHt1RbPkfemzjmB"
@@ -39,6 +39,14 @@ ln -s ../system/bin/bash /bin/
 	},
 		Bash,
 		Diffutils,
-	)
+	), version
+}
+func init() {
+	artifactsM[Libcap] = Metadata{
+		f: Toolchain.newLibcap,
+
+		Name:        "libcap",
+		Description: "a library for getting and setting POSIX.1e draft 15 capabilities",
+		Website:     "https://sites.google.com/site/fullycapable/",
+	}
 }
-func init() { artifactsF[Libcap] = Toolchain.newLibcap }
--- a/internal/rosa/libexpat.go
+++ b/internal/rosa/libexpat.go
@@ -6,7 +6,7 @@ import (
 	"hakurei.app/internal/pkg"
 )

-func (t Toolchain) newLibexpat() pkg.Artifact {
+func (t Toolchain) newLibexpat() (pkg.Artifact, string) {
 	const (
 		version  = "2.7.3"
 		checksum = "GmkoD23nRi9cMT0cgG1XRMrZWD82UcOMzkkvP1gkwSFWCBgeSXMuoLpa8-v8kxW-"
@@ -19,6 +19,14 @@ func (t Toolchain) newLibexpat() pkg.Artifact {
 		pkg.TarBzip2,
 	), nil, (*MakeHelper)(nil),
 		Bash,
-	)
+	), version
+}
+func init() {
+	artifactsM[Libexpat] = Metadata{
+		f: Toolchain.newLibexpat,
+
+		Name:        "libexpat",
+		Description: "a stream-oriented XML parser library",
+		Website:     "https://libexpat.github.io/",
+	}
 }
-func init() { artifactsF[Libexpat] = Toolchain.newLibexpat }
--- a/internal/rosa/libffi.go
+++ b/internal/rosa/libffi.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newLibffi() pkg.Artifact {
+func (t Toolchain) newLibffi() (pkg.Artifact, string) {
 	const (
 		version  = "3.4.5"
 		checksum = "apIJzypF4rDudeRoI_n3K7N-zCeBLTbQlHRn9NSAZqdLAWA80mR0gXPTpHsL7oMl"
@@ -14,6 +14,14 @@ func (t Toolchain) newLibffi() pkg.Artifact {
 		pkg.TarGzip,
 	), nil, (*MakeHelper)(nil),
 		KernelHeaders,
-	)
+	), version
+}
+func init() {
+	artifactsM[Libffi] = Metadata{
+		f: Toolchain.newLibffi,
+
+		Name:        "libffi",
+		Description: "a portable, high level programming interface to various calling conventions",
+		Website:     "https://sourceware.org/libffi/",
+	}
 }
-func init() { artifactsF[Libffi] = Toolchain.newLibffi }
--- a/internal/rosa/libgd.go
+++ b/internal/rosa/libgd.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newLibgd() pkg.Artifact {
+func (t Toolchain) newLibgd() (pkg.Artifact, string) {
 	const (
 		version  = "2.3.3"
 		checksum = "8T-sh1_FJT9K9aajgxzh8ot6vWIF-xxjcKAHvTak9MgGUcsFfzP8cAvvv44u2r36"
@@ -21,6 +21,14 @@ mkdir /dev/shm/gd
 `,
 	}, (*MakeHelper)(nil),
 		Zlib,
-	)
+	), version
+}
+func init() {
+	artifactsM[Libgd] = Metadata{
+		f: Toolchain.newLibgd,
+
+		Name:        "libgd",
+		Description: "an open source code library for the dynamic creation of images",
+		Website:     "https://libgd.github.io/",
+	}
 }
-func init() { artifactsF[Libgd] = Toolchain.newLibgd }
--- a/internal/rosa/libpsl.go
+++ b/internal/rosa/libpsl.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newLibpsl() pkg.Artifact {
+func (t Toolchain) newLibpsl() (pkg.Artifact, string) {
 	const (
 		version  = "0.21.5"
 		checksum = "XjfxSzh7peG2Vg4vJlL8z4JZJLcXqbuP6pLWkrGCmRxlnYUFTKNBqWGHCxEOlCad"
@@ -21,6 +21,14 @@ test_disable 'int main(){return 0;}' tests/test-is-public-builtin.c
 `,
 	}, (*MakeHelper)(nil),
 		Python,
-	)
+	), version
+}
+func init() {
+	artifactsM[Libpsl] = Metadata{
+		f: Toolchain.newLibpsl,
+
+		Name:        "libpsl",
+		Description: "provides functions to work with the Mozilla Public Suffix List",
+		Website:     "https://rockdaboot.github.io/libpsl/",
+	}
 }
-func init() { artifactsF[Libpsl] = Toolchain.newLibpsl }
--- a/internal/rosa/libseccomp.go
+++ b/internal/rosa/libseccomp.go
@@ -1,10 +1,8 @@
 package rosa

-import (
-	"hakurei.app/internal/pkg"
-)
+import "hakurei.app/internal/pkg"

-func (t Toolchain) newLibseccomp() pkg.Artifact {
+func (t Toolchain) newLibseccomp() (pkg.Artifact, string) {
 	const (
 		version  = "2.6.0"
 		checksum = "mMu-iR71guPjFbb31u-YexBaanKE_nYPjPux-vuBiPfS_0kbwJdfCGlkofaUm-EY"
@@ -24,6 +22,14 @@ ln -s ../system/bin/bash /bin/
 		Gperf,

 		KernelHeaders,
-	)
+	), version
+}
+func init() {
+	artifactsM[Libseccomp] = Metadata{
+		f: Toolchain.newLibseccomp,
+
+		Name:        "libseccomp",
+		Description: "an interface to the Linux Kernel's syscall filtering mechanism",
+		Website:     "https://github.com/seccomp/libseccomp/",
+	}
 }
-func init() { artifactsF[Libseccomp] = Toolchain.newLibseccomp }
--- a/internal/rosa/libucontext.go
+++ b/internal/rosa/libucontext.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newLibucontext() pkg.Artifact {
+func (t Toolchain) newLibucontext() (pkg.Artifact, string) {
 	const (
 		version  = "1.5"
 		checksum = "Ggk7FMmDNBdCx1Z9PcNWWW6LSpjGYssn2vU0GK5BLXJYw7ZxZbA2m_eSgT9TFnIG"
@@ -25,6 +25,14 @@ func (t Toolchain) newLibucontext() pkg.Artifact {
 			"ARCH=" + linuxArch(),
 		},
 		Install: "make prefix=/system DESTDIR=/work install",
-	})
+	}), version
+}
+func init() {
+	artifactsM[Libucontext] = Metadata{
+		f: Toolchain.newLibucontext,
+
+		Name:        "libucontext",
+		Description: "ucontext implementation featuring glibc-compatible ABI",
+		Website:     "https://github.com/kaniini/libucontext/",
+	}
 }
-func init() { artifactsF[Libucontext] = Toolchain.newLibucontext }
--- a/internal/rosa/libxml2.go
+++ b/internal/rosa/libxml2.go
@@ -6,7 +6,7 @@ import (
 	"hakurei.app/internal/pkg"
 )

-func (t Toolchain) newLibxml2() pkg.Artifact {
+func (t Toolchain) newLibxml2() (pkg.Artifact, string) {
 	const (
 		version  = "2.15.1"
 		checksum = "pYzAR3cNrEHezhEMirgiq7jbboLzwMj5GD7SQp0jhSIMdgoU4G9oU9Gxun3zzUIU"
@@ -21,6 +21,14 @@ func (t Toolchain) newLibxml2() pkg.Artifact {
 	}, (*MakeHelper)(nil),
 		Diffutils,
 		XZ,
-	)
+	), version
+}
+func init() {
+	artifactsM[Libxml2] = Metadata{
+		f: Toolchain.newLibxml2,
+
+		Name:        "libxml2",
+		Description: "an XML toolkit implemented in C",
+		Website:     "https://gitlab.gnome.org/GNOME/libxml2/",
+	}
 }
-func init() { artifactsF[Libxml2] = Toolchain.newLibxml2 }
--- a/internal/rosa/libxslt.go
+++ b/internal/rosa/libxslt.go
@@ -6,7 +6,7 @@ import (
 	"hakurei.app/internal/pkg"
 )

-func (t Toolchain) newLibxslt() pkg.Artifact {
+func (t Toolchain) newLibxslt() (pkg.Artifact, string) {
 	const (
 		version  = "1.1.45"
 		checksum = "vw72UbREQnA3YDYuZ9-93hDr9BYCaKV6oh_U4Kt4n1Js_na4E-nFj-ksZnZ0kvEK"
@@ -27,6 +27,14 @@ func (t Toolchain) newLibxslt() pkg.Artifact {
 		PkgConfig,

 		Libxml2,
-	)
+	), version
+}
+func init() {
+	artifactsM[Libxslt] = Metadata{
+		f: Toolchain.newLibxslt,
+
+		Name:        "libxslt",
+		Description: "an XSLT processor based on libxml2",
+		Website:     "https://gitlab.gnome.org/GNOME/libxslt/",
+	}
 }
-func init() { artifactsF[Libxslt] = Toolchain.newLibxslt }
--- a/internal/rosa/llvm.go
+++ b/internal/rosa/llvm.go
@@ -216,6 +216,10 @@ func (t Toolchain) newLLVM() (musl, compilerRT, runtimes, clang pkg.Artifact) {
 		{"LLVM_ENABLE_LIBXML2", "OFF"},
 	}

+	muslHeaders, _ := t.newMusl(true, []string{
+		"CC=clang",
+	})
+
 	compilerRT = t.newLLVMVariant("compiler-rt", &llvmAttr{
 		env: stage0ExclConcat(t, []string{},
 			"LDFLAGS="+earlyLDFLAGS(false),
@@ -237,9 +241,9 @@ func (t Toolchain) newLLVM() (musl, compilerRT, runtimes, clang pkg.Artifact) {
 			{"COMPILER_RT_BUILD_XRAY", "OFF"},
 		},
 		append: []string{"compiler-rt"},
-		nonStage0: []pkg.Artifact{t.newMusl(true, []string{
-			"CC=clang",
-		})},
+		nonStage0: []pkg.Artifact{
+			muslHeaders,
+		},
 		script: `
 mkdir -p "/work/system/lib/clang/21/lib/"
 ln -s \
@@ -255,7 +259,7 @@ ln -s \
 `,
 	})

-	musl = t.newMusl(false, stage0ExclConcat(t, []string{
+	musl, _ = t.newMusl(false, stage0ExclConcat(t, []string{
 		"CC=clang",
 		"LIBCC=/system/lib/clang/21/lib/" +
 			triplet() + "/libclang_rt.builtins.a",
--- a/internal/rosa/make.go
+++ b/internal/rosa/make.go
@@ -7,7 +7,7 @@ import (
 	"hakurei.app/internal/pkg"
 )

-func (t Toolchain) newMake() pkg.Artifact {
+func (t Toolchain) newMake() (pkg.Artifact, string) {
 	const (
 		version  = "4.4.1"
 		checksum = "YS_B07ZcAy9PbaK5_vKGj64SrxO2VMpnMKfc9I0Q9IC1rn0RwOH7802pJoj2Mq4a"
@@ -24,9 +24,17 @@ cd "$(mktemp -d)"
 		nil, "https://ftpmirror.gnu.org/gnu/make/make-"+version+".tar.gz",
 		mustDecode(checksum),
 		pkg.TarGzip,
-	)))
+	))), version
+}
+func init() {
+	artifactsM[Make] = Metadata{
+		f: Toolchain.newMake,
+
+		Name:        "make",
+		Description: "a tool which controls the generation of executables and other non-source files",
+		Website:     "https://www.gnu.org/software/make/",
+	}
 }
-func init() { artifactsF[Make] = Toolchain.newMake }

 // MakeHelper is the [Make] build system helper.
 type MakeHelper struct {
--- a/internal/rosa/meson.go
+++ b/internal/rosa/meson.go
@@ -7,7 +7,7 @@ import (
 	"hakurei.app/internal/pkg"
 )

-func (t Toolchain) newMeson() pkg.Artifact {
+func (t Toolchain) newMeson() (pkg.Artifact, string) {
 	const (
 		version  = "1.10.1"
 		checksum = "w895BXF_icncnXatT_OLCFe2PYEtg4KrKooMgUYdN-nQVvbFX3PvYWHGEpogsHtd"
@@ -27,9 +27,17 @@ python3 setup.py \
 			version+"/meson-"+version+".tar.gz",
 		mustDecode(checksum),
 		pkg.TarGzip,
-	)))
+	))), version
+}
+func init() {
+	artifactsM[Meson] = Metadata{
+		f: Toolchain.newMeson,
+
+		Name:        "meson",
+		Description: "an open source build system",
+		Website:     "https://mesonbuild.com/",
+	}
 }
-func init() { artifactsF[Meson] = Toolchain.newMeson }

 // MesonHelper is the [Meson] build system helper.
 type MesonHelper struct {
--- a/internal/rosa/mksh.go
+++ b/internal/rosa/mksh.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newMksh() pkg.Artifact {
+func (t Toolchain) newMksh() (pkg.Artifact, string) {
 	const (
 		version  = "59c"
 		checksum = "0Zj-k4nXEu3IuJY4lvwD2OrC2t27GdZj8SPy4DoaeuBRH1padWb7oREpYgwY8JNq"
@@ -31,6 +31,14 @@ ln -vs ../system/bin/sh /work/bin/
 		"https://mbsd.evolvis.org/MirOS/dist/mir/mksh/mksh-R"+version+".tgz",
 		mustDecode(checksum),
 		pkg.TarGzip,
-	)))
+	))), version
+}
+func init() {
+	artifactsM[Mksh] = Metadata{
+		f: Toolchain.newMksh,
+
+		Name:        "mksh",
+		Description: "MirBSD Korn Shell",
+		Website:     "https://www.mirbsd.org/mksh",
+	}
 }
-func init() { artifactsF[Mksh] = Toolchain.newMksh }
--- a/internal/rosa/musl-fts.go
+++ b/internal/rosa/musl-fts.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newMuslFts() pkg.Artifact {
+func (t Toolchain) newMuslFts() (pkg.Artifact, string) {
 	const (
 		version  = "1.2.7"
 		checksum = "N_p_ZApX3eHt7xoDCw1hLf6XdJOw7ZSx7xPvpvAP0knG2zgU0zeN5w8tt5Pg60XJ"
@@ -25,6 +25,14 @@ func (t Toolchain) newMuslFts() pkg.Artifact {
 		Automake,
 		Libtool,
 		PkgConfig,
-	)
+	), version
+}
+func init() {
+	artifactsM[MuslFts] = Metadata{
+		f: Toolchain.newMuslFts,
+
+		Name:        "musl-fts",
+		Description: "implementation of fts(3) functions which are missing in musl libc",
+		Website:     "https://github.com/void-linux/musl-fts",
+	}
 }
-func init() { artifactsF[MuslFts] = Toolchain.newMuslFts }
--- a/internal/rosa/musl-obstack.go
+++ b/internal/rosa/musl-obstack.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newMuslObstack() pkg.Artifact {
+func (t Toolchain) newMuslObstack() (pkg.Artifact, string) {
 	const (
 		version  = "1.2.3"
 		checksum = "tVRY_KjIlkkMszcaRlkKdBVQHIXTT_T_TiMxbwErlILXrOBosocg8KklppZhNdCG"
@@ -25,6 +25,14 @@ func (t Toolchain) newMuslObstack() pkg.Artifact {
 		Automake,
 		Libtool,
 		PkgConfig,
-	)
+	), version
+}
+func init() {
+	artifactsM[MuslObstack] = Metadata{
+		f: Toolchain.newMuslObstack,
+
+		Name:        "musl-obstack",
+		Description: "obstack functions and macros separated from glibc",
+		Website:     "https://github.com/void-linux/musl-obstack",
+	}
 }
-func init() { artifactsF[MuslObstack] = Toolchain.newMuslObstack }
--- a/internal/rosa/musl.go
+++ b/internal/rosa/musl.go
@@ -6,7 +6,7 @@ func (t Toolchain) newMusl(
 	headers bool,
 	env []string,
 	extra ...pkg.Artifact,
-) pkg.Artifact {
+) (pkg.Artifact, string) {
 	const (
 		version  = "1.2.5"
 		checksum = "y6USdIeSdHER_Fw2eT2CNjqShEye85oEg2jnOur96D073ukmIpIqDOLmECQroyDb"
@@ -50,10 +50,16 @@ rmdir -v /work/lib
 		Env: env,
 	}, &helper,
 		Coreutils,
-	)
+	), version
 }
 func init() {
-	artifactsF[Musl] = func(t Toolchain) pkg.Artifact {
+	artifactsM[Musl] = Metadata{
+		f: func(t Toolchain) (pkg.Artifact, string) {
 			return t.newMusl(false, nil)
+		},
+
+		Name:        "musl",
+		Description: "an implementation of the C standard library",
+		Website:     "https://musl.libc.org/",
 	}
 }
--- a/internal/rosa/ncurses.go
+++ b/internal/rosa/ncurses.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newNcurses() pkg.Artifact {
+func (t Toolchain) newNcurses() (pkg.Artifact, string) {
 	const (
 		version  = "6.6"
 		checksum = "XvWp4xi6hR_hH8XUoGY26L_pqBSDapJYulhzZqPuR0KNklqypqNc1yNXU-nOjf5w"
@@ -21,6 +21,14 @@ func (t Toolchain) newNcurses() pkg.Artifact {
 		},
 	},
 		PkgConfig,
-	)
+	), version
+}
+func init() {
+	artifactsM[Ncurses] = Metadata{
+		f: Toolchain.newNcurses,
+
+		Name:        "ncurses",
+		Description: "a free software emulation of curses in System V Release 4.0 (SVr4)",
+		Website:     "https://invisible-island.net/ncurses/",
+	}
 }
-func init() { artifactsF[Ncurses] = Toolchain.newNcurses }
--- a/internal/rosa/ninja.go
+++ b/internal/rosa/ninja.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newNinja() pkg.Artifact {
+func (t Toolchain) newNinja() (pkg.Artifact, string) {
 	const (
 		version  = "1.13.2"
 		checksum = "ygKWMa0YV2lWKiFro5hnL-vcKbc_-RACZuPu0Io8qDvgQlZ0dxv7hPNSFkt4214v"
@@ -33,6 +33,14 @@ cp ninja /work/system/bin/
 			mustDecode(checksum),
 			pkg.TarGzip,
 		), false,
-	)))
+	))), version
+}
+func init() {
+	artifactsM[Ninja] = Metadata{
+		f: Toolchain.newNinja,
+
+		Name:        "ninja",
+		Description: "a small build system with a focus on speed",
+		Website:     "https://ninja-build.org/",
+	}
 }
-func init() { artifactsF[Ninja] = Toolchain.newNinja }
--- a/internal/rosa/openssl.go
+++ b/internal/rosa/openssl.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newOpenSSL() pkg.Artifact {
+func (t Toolchain) newOpenSSL() (pkg.Artifact, string) {
 	const (
 		version  = "3.5.5"
 		checksum = "I2Hp1LxcTR8j4G6LFEQMVy6EJH-Na1byI9Ti-ThBot6EMLNRnjGXGq-WXrim3Fkz"
@@ -35,6 +35,14 @@ func (t Toolchain) newOpenSSL() pkg.Artifact {

 		Zlib,
 		KernelHeaders,
-	)
+	), version
+}
+func init() {
+	artifactsM[OpenSSL] = Metadata{
+		f: Toolchain.newOpenSSL,
+
+		Name:        "openssl",
+		Description: "TLS/SSL and crypto library",
+		Website:     "https://www.openssl.org/",
+	}
 }
-func init() { artifactsF[OpenSSL] = Toolchain.newOpenSSL }
--- a/internal/rosa/pcre2.go
+++ b/internal/rosa/pcre2.go
@@ -4,7 +4,7 @@ import (
 	"hakurei.app/internal/pkg"
 )

-func (t Toolchain) newPCRE2() pkg.Artifact {
+func (t Toolchain) newPCRE2() (pkg.Artifact, string) {
 	const (
 		version  = "10.43"
 		checksum = "iyNw-POPSJwiZVJfUK5qACA6q2uMzP-84WieimN_CskaEkuw5fRnRTZhEv6ry2Yo"
@@ -28,6 +28,14 @@ ln -s ../system/bin/toybox /bin/echo
 		},
 	},
 		Diffutils,
-	)
+	), version
+}
+func init() {
+	artifactsM[PCRE2] = Metadata{
+		f: Toolchain.newPCRE2,
+
+		Name:        "pcre2",
+		Description: "a set of C functions that implement regular expression pattern matching",
+		Website:     "https://pcre2project.github.io/pcre2/",
+	}
 }
-func init() { artifactsF[PCRE2] = Toolchain.newPCRE2 }
--- a/internal/rosa/perl.go
+++ b/internal/rosa/perl.go
@@ -6,7 +6,7 @@ import (
 	"hakurei.app/internal/pkg"
 )

-func (t Toolchain) newPerl() pkg.Artifact {
+func (t Toolchain) newPerl() (pkg.Artifact, string) {
 	const (
 		version  = "5.42.0"
 		checksum = "2KR7Jbpk-ZVn1a30LQRwbgUvg2AXlPQZfzrqCr31qD5-yEsTwVQ_W76eZH-EdxM9"
@@ -45,9 +45,17 @@ rm -f /system/bin/ps # perl does not like toybox ps
 			"test_harness",
 		},
 		Install: "./perl -Ilib -I. installperl --destdir=/work",
-	})
+	}), version
+}
+func init() {
+	artifactsM[Perl] = Metadata{
+		f: Toolchain.newPerl,
+
+		Name:        "perl",
+		Description: "The Perl Programming language",
+		Website:     "https://www.perl.org/",
+	}
 }
-func init() { artifactsF[Perl] = Toolchain.newPerl }

 // newViaPerlModuleBuild installs a perl module via Build.PL.
 func (t Toolchain) newViaPerlModuleBuild(
@@ -72,7 +80,7 @@ perl Build.PL --prefix=/system
 	)))
 }

-func (t Toolchain) newPerlModuleBuild() pkg.Artifact {
+func (t Toolchain) newPerlModuleBuild() (pkg.Artifact, string) {
 	const (
 		version  = "0.4234"
 		checksum = "ZKxEFG4hE1rqZt52zBL2LRZBMkYzhjb5-cTBXcsyA52EbPeeYyVxU176yAea8-Di"
@@ -82,9 +90,17 @@ func (t Toolchain) newPerlModuleBuild() pkg.Artifact {
 			"Module-Build-"+version+".tar.gz",
 		mustDecode(checksum),
 		pkg.TarGzip,
-	), nil)
+	), nil), version
+}
+func init() {
+	artifactsM[PerlModuleBuild] = Metadata{
+		f: Toolchain.newPerlModuleBuild,
+
+		Name:        "perl-Module::Build",
+		Description: "build and install Perl modules",
+		Website:     "https://metacpan.org/release/Module-Build",
+	}
 }
-func init() { artifactsF[PerlModuleBuild] = Toolchain.newPerlModuleBuild }

 // newViaPerlMakeMaker installs a perl module via Makefile.PL.
 func (t Toolchain) newViaPerlMakeMaker(
@@ -114,7 +130,7 @@ func (t Toolchain) newViaPerlMakeMaker(
 	})...)
 }

-func (t Toolchain) newPerlLocaleGettext() pkg.Artifact {
+func (t Toolchain) newPerlLocaleGettext() (pkg.Artifact, string) {
 	const (
 		version  = "1.07"
 		checksum = "cFq4BKFD1MWSoa7lsrPjpdo9kzPqd0jlRcBFUyL1L1isw8m3D_Sge_ff0MAu_9J3"
@@ -124,11 +140,19 @@ func (t Toolchain) newPerlLocaleGettext() pkg.Artifact {
 			"Locale-gettext-"+version+".tar.gz",
 		mustDecode(checksum),
 		pkg.TarGzip,
-	), nil)
+	), nil), version
 }
-func init() { artifactsF[PerlLocaleGettext] = Toolchain.newPerlLocaleGettext }
+func init() {
+	artifactsM[PerlLocaleGettext] = Metadata{
+		f: Toolchain.newPerlLocaleGettext,

-func (t Toolchain) newPerlPodParser() pkg.Artifact {
+		Name:        "perl-Locale::gettext",
+		Description: "message handling functions",
+		Website:     "https://metacpan.org/release/Locale-gettext",
+	}
+}
+
+func (t Toolchain) newPerlPodParser() (pkg.Artifact, string) {
 	const (
 		version  = "1.67"
 		checksum = "RdURu9mOfExk_loCp6abxlcQV3FycSNbTqhRS9i6JUqnYfGGEgercK30g0gjYyqe"
@@ -138,11 +162,19 @@ func (t Toolchain) newPerlPodParser() pkg.Artifact {
 			"Pod-Parser-"+version+".tar.gz",
 		mustDecode(checksum),
 		pkg.TarGzip,
-	), nil)
+	), nil), version
 }
-func init() { artifactsF[PerlPodParser] = Toolchain.newPerlPodParser }
+func init() {
+	artifactsM[PerlPodParser] = Metadata{
+		f: Toolchain.newPerlPodParser,

-func (t Toolchain) newPerlSGMLS() pkg.Artifact {
+		Name:        "perl-Pod::Parser",
+		Description: "base class for creating POD filters and translators",
+		Website:     "https://metacpan.org/release/Pod-Parser",
+	}
+}
+
+func (t Toolchain) newPerlSGMLS() (pkg.Artifact, string) {
 	const (
 		version  = "1.1"
 		checksum = "aZijn4MUqD-wfyZgdcCruCwl4SgDdu25cNmJ4_UvdAk9a7uz4gzMQdoeB6DQ6QOy"
@@ -152,11 +184,19 @@ func (t Toolchain) newPerlSGMLS() pkg.Artifact {
 			"SGMLSpm-"+version+".tar.gz",
 		mustDecode(checksum),
 		pkg.TarGzip,
-	), nil)
+	), nil), version
 }
-func init() { artifactsF[PerlSGMLS] = Toolchain.newPerlSGMLS }
+func init() {
+	artifactsM[PerlSGMLS] = Metadata{
+		f: Toolchain.newPerlSGMLS,

-func (t Toolchain) newPerlTermReadKey() pkg.Artifact {
+		Name:        "perl-SGMLS",
+		Description: "class for postprocessing the output from the sgmls and nsgmls parsers",
+		Website:     "https://metacpan.org/release/RAAB/SGMLSpm-1.1",
+	}
+}
+
+func (t Toolchain) newPerlTermReadKey() (pkg.Artifact, string) {
 	const (
 		version  = "2.38"
 		checksum = "qerL8Xo7kD0f42PZoiEbmE8Roc_S9pOa27LXelY4DN_0UNy_u5wLrGHI8utNlaiI"
@@ -166,11 +206,19 @@ func (t Toolchain) newPerlTermReadKey() pkg.Artifact {
 			"TermReadKey-"+version+".tar.gz",
 		mustDecode(checksum),
 		pkg.TarGzip,
-	), nil)
+	), nil), version
 }
-func init() { artifactsF[PerlTermReadKey] = Toolchain.newPerlTermReadKey }
+func init() {
+	artifactsM[PerlTermReadKey] = Metadata{
+		f: Toolchain.newPerlTermReadKey,

-func (t Toolchain) newPerlTextCharWidth() pkg.Artifact {
+		Name:        "perl-Term::ReadKey",
+		Description: "a perl module for simple terminal control",
+		Website:     "https://metacpan.org/release/TermReadKey",
+	}
+}
+
+func (t Toolchain) newPerlTextCharWidth() (pkg.Artifact, string) {
 	const (
 		version  = "0.04"
 		checksum = "G2p5RHU4_HiZ23ZusBA_enTlVMxz0J4esUx4CGcOPhY6xYTbp-aXWRN6lYZpzBw2"
@@ -180,11 +228,19 @@ func (t Toolchain) newPerlTextCharWidth() pkg.Artifact {
 			"Text-CharWidth-"+version+".tar.gz",
 		mustDecode(checksum),
 		pkg.TarGzip,
-	), nil)
+	), nil), version
 }
-func init() { artifactsF[PerlTextCharWidth] = Toolchain.newPerlTextCharWidth }
+func init() {
+	artifactsM[PerlTextCharWidth] = Metadata{
+		f: Toolchain.newPerlTextCharWidth,

-func (t Toolchain) newPerlTextWrapI18N() pkg.Artifact {
+		Name:        "perl-Text::CharWidth",
+		Description: "get number of occupied columns of a string on terminal",
+		Website:     "https://metacpan.org/release/Text-CharWidth",
+	}
+}
+
+func (t Toolchain) newPerlTextWrapI18N() (pkg.Artifact, string) {
 	const (
 		version  = "0.06"
 		checksum = "Vmo89qLgxUqyQ6QmWJVqu60aQAUjrNKRjFQSXGnvClxofzRjiCa6idzPgJ4VkixM"
@@ -196,11 +252,19 @@ func (t Toolchain) newPerlTextWrapI18N() pkg.Artifact {
 		pkg.TarGzip,
 	), nil,
 		PerlTextCharWidth,
-	)
+	), version
 }
-func init() { artifactsF[PerlTextWrapI18N] = Toolchain.newPerlTextWrapI18N }
+func init() {
+	artifactsM[PerlTextWrapI18N] = Metadata{
+		f: Toolchain.newPerlTextWrapI18N,

-func (t Toolchain) newPerlMIMECharset() pkg.Artifact {
+		Name:        "perl-Text::WrapI18N",
+		Description: "line wrapping module",
+		Website:     "https://metacpan.org/release/Text-WrapI18N",
+	}
+}
+
+func (t Toolchain) newPerlMIMECharset() (pkg.Artifact, string) {
 	const (
 		version  = "1.013.1"
 		checksum = "Ou_ukcrOa1cgtE3mptinb-os3bdL1SXzbRDFZQF3prrJj-drc3rp_huay7iDLJol"
@@ -210,11 +274,19 @@ func (t Toolchain) newPerlMIMECharset() pkg.Artifact {
 			"MIME-Charset-"+version+".tar.gz",
 		mustDecode(checksum),
 		pkg.TarGzip,
-	), nil)
+	), nil), version
 }
-func init() { artifactsF[PerlMIMECharset] = Toolchain.newPerlMIMECharset }
+func init() {
+	artifactsM[PerlMIMECharset] = Metadata{
+		f: Toolchain.newPerlMIMECharset,

-func (t Toolchain) newPerlUnicodeGCString() pkg.Artifact {
+		Name:        "perl-MIME::Charset",
+		Description: "MIME のためのキャラクタセット情報",
+		Website:     "https://metacpan.org/release/MIME-Charset",
+	}
+}
+
+func (t Toolchain) newPerlUnicodeGCString() (pkg.Artifact, string) {
 	const (
 		version  = "2019.001"
 		checksum = "ZHVkh7EDgAUHnTpvXsnPAuWpgNoBImtY_9_8TIbo2co_WgUwEb0MtXPhI8pAZ5OH"
@@ -226,11 +298,19 @@ func (t Toolchain) newPerlUnicodeGCString() pkg.Artifact {
 		pkg.TarGzip,
 	), nil,
 		PerlMIMECharset,
-	)
+	), version
 }
-func init() { artifactsF[PerlUnicodeGCString] = Toolchain.newPerlUnicodeGCString }
+func init() {
+	artifactsM[PerlUnicodeGCString] = Metadata{
+		f: Toolchain.newPerlUnicodeGCString,

-func (t Toolchain) newPerlYAMLTiny() pkg.Artifact {
+		Name:        "perl-Unicode::GCString",
+		Description: "UAX #29 書記素クラスタの列としての文字列",
+		Website:     "https://metacpan.org/release/Unicode-LineBreak",
+	}
+}
+
+func (t Toolchain) newPerlYAMLTiny() (pkg.Artifact, string) {
 	const (
 		version  = "1.76"
 		checksum = "V1MV4KPym1LxSw8CRXqPR3K-l1hGHbT5Ob4t-9xju6R9X_CWyw6hI8wsMaNdHdBY"
@@ -240,6 +320,14 @@ func (t Toolchain) newPerlYAMLTiny() pkg.Artifact {
 			"YAML-Tiny-"+version+".tar.gz",
 		mustDecode(checksum),
 		pkg.TarGzip,
-	), nil)
+	), nil), version
+}
+func init() {
+	artifactsM[PerlYAMLTiny] = Metadata{
+		f: Toolchain.newPerlYAMLTiny,
+
+		Name:        "perl-YAML::Tiny",
+		Description: "read/write YAML files with as little code as possible",
+		Website:     "https://metacpan.org/release/YAML-Tiny",
+	}
 }
-func init() { artifactsF[PerlYAMLTiny] = Toolchain.newPerlYAMLTiny }
--- a/internal/rosa/pkg-config.go
+++ b/internal/rosa/pkg-config.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newPkgConfig() pkg.Artifact {
+func (t Toolchain) newPkgConfig() (pkg.Artifact, string) {
 	const (
 		version  = "0.29.2"
 		checksum = "gi7yAvkwo20Inys1tHbeYZ3Wjdm5VPkrnO0Q6_QZPCAwa1zrA8F4a63cdZDd-717"
@@ -17,6 +17,14 @@ func (t Toolchain) newPkgConfig() pkg.Artifact {
 			{"CFLAGS", "'-Wno-int-conversion'"},
 			{"with-internal-glib"},
 		},
-	})
+	}), version
+}
+func init() {
+	artifactsM[PkgConfig] = Metadata{
+		f: Toolchain.newPkgConfig,
+
+		Name:        "pkg-config",
+		Description: "a helper tool used when compiling applications and libraries",
+		Website:     "https://pkgconfig.freedesktop.org/",
+	}
 }
-func init() { artifactsF[PkgConfig] = Toolchain.newPkgConfig }
--- a/internal/rosa/procps.go
+++ b/internal/rosa/procps.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newProcps() pkg.Artifact {
+func (t Toolchain) newProcps() (pkg.Artifact, string) {
 	const (
 		version  = "4.0.6"
 		checksum = "pl_fZLvDlv6iZTkm8l_tHFpzTDVFGCiSJEs3eu0zAX6u36AV36P_En8K7JPScRWM"
@@ -27,6 +27,14 @@ func (t Toolchain) newProcps() pkg.Artifact {

 		Gzip,
 		PkgConfig,
-	)
+	), version
+}
+func init() {
+	artifactsM[Procps] = Metadata{
+		f: Toolchain.newProcps,
+
+		Name:        "procps",
+		Description: "command line and full screen utilities for browsing procfs",
+		Website:     "https://gitlab.com/procps-ng/procps",
+	}
 }
-func init() { artifactsF[Procps] = Toolchain.newProcps }
--- a/internal/rosa/python.go
+++ b/internal/rosa/python.go
@@ -7,7 +7,7 @@ import (
 	"hakurei.app/internal/pkg"
 )

-func (t Toolchain) newPython() pkg.Artifact {
+func (t Toolchain) newPython() (pkg.Artifact, string) {
 	const (
 		version  = "3.14.2"
 		checksum = "7nZunVMGj0viB-CnxpcRego2C90X5wFsMTgsoewd5z-KSZY2zLuqaBwG-14zmKys"
@@ -59,19 +59,34 @@ func (t Toolchain) newPython() pkg.Artifact {
 		OpenSSL,
 		Bzip2,
 		XZ,
-	)
+	), version
+}
+func init() {
+	artifactsM[Python] = Metadata{
+		f: Toolchain.newPython,
+
+		Name:        "python",
+		Description: "the Python programming language interpreter",
+		Website:     "https://www.python.org/",
+	}
 }
-func init() { artifactsF[Python] = Toolchain.newPython }

 // newViaPip is a helper for installing python dependencies via pip.
-func (t Toolchain) newViaPip(
-	name, version, abi, platform, checksum, prefix string,
-	extra ...pkg.Artifact,
-) pkg.Artifact {
+func newViaPip(
+	name, description, version, abi, platform, checksum, prefix string,
+	extra ...PArtifact,
+) Metadata {
 	wname := name + "-" + version + "-py3-" + abi + "-" + platform + ".whl"
+	return Metadata{
+		f: func(t Toolchain) (pkg.Artifact, string) {
+			extraRes := make([]pkg.Artifact, len(extra))
+			for i, p := range extra {
+				extraRes[i] = t.Load(p)
+			}
+
 			return t.New(name+"-"+version, 0, slices.Concat([]pkg.Artifact{
 				t.Load(Python),
-	}, extra), nil, nil, `
+			}, extraRes), nil, nil, `
 pip3 install \
 	--no-index \
 	--prefix=/system \
@@ -80,10 +95,16 @@ pip3 install \
 `, pkg.Path(AbsUsrSrc.Append(wname), false, pkg.NewHTTPGet(
 				nil, prefix+wname,
 				mustDecode(checksum),
-	)))
+			))), version
+		},
+
+		Name:        "python-" + name,
+		Description: description,
+		Website:     "https://pypi.org/project/" + name + "/",
+	}
 }

-func (t Toolchain) newSetuptools() pkg.Artifact {
+func (t Toolchain) newSetuptools() (pkg.Artifact, string) {
 	const (
 		version  = "80.10.1"
 		checksum = "p3rlwEmy1krcUH1KabprQz1TCYjJ8ZUjOQknQsWh3q-XEqLGEd3P4VrCc7ouHGXU"
@@ -101,53 +122,64 @@ pip3 install \
 			"v"+version+".tar.gz",
 		mustDecode(checksum),
 		pkg.TarGzip,
-	)))
+	))), version
 }
-func init() { artifactsF[Setuptools] = Toolchain.newSetuptools }
+func init() {
+	artifactsM[Setuptools] = Metadata{
+		f: Toolchain.newSetuptools,

-func (t Toolchain) newPygments() pkg.Artifact {
-	return t.newViaPip("pygments", "2.19.2", "none", "any",
+		Name:        "setuptools",
+		Description: "the autotools of the Python ecosystem",
+		Website:     "https://pypi.org/project/setuptools/",
+	}
+}
+
+func init() {
+	artifactsM[Pygments] = newViaPip(
+		"pygments",
+		" a syntax highlighting package written in Python",
+		"2.19.2", "none", "any",
 		"ak_lwTalmSr7W4Mjy2XBZPG9I6a0gwSy2pS87N8x4QEuZYif0ie9z0OcfRfi9msd",
 		"https://files.pythonhosted.org/packages/"+
-			"c7/21/705964c7812476f378728bdf590ca4b771ec72385c533964653c68e86bdc/")
-}
-func init() { artifactsF[Pygments] = Toolchain.newPygments }
+			"c7/21/705964c7812476f378728bdf590ca4b771ec72385c533964653c68e86bdc/",
+	)

-func (t Toolchain) newPluggy() pkg.Artifact {
-	return t.newViaPip("pluggy", "1.6.0", "none", "any",
+	artifactsM[Pluggy] = newViaPip(
+		"pluggy",
+		"the core framework used by the pytest, tox, and devpi projects",
+		"1.6.0", "none", "any",
 		"2HWYBaEwM66-y1hSUcWI1MyE7dVVuNNRW24XD6iJBey4YaUdAK8WeXdtFMQGC-4J",
 		"https://files.pythonhosted.org/packages/"+
-			"54/20/4d324d65cc6d9205fabedc306948156824eb9f0ee1633355a8f7ec5c66bf/")
-}
-func init() { artifactsF[Pluggy] = Toolchain.newPluggy }
+			"54/20/4d324d65cc6d9205fabedc306948156824eb9f0ee1633355a8f7ec5c66bf/",
+	)

-func (t Toolchain) newPackaging() pkg.Artifact {
-	return t.newViaPip("packaging", "26.0", "none", "any",
+	artifactsM[Packaging] = newViaPip(
+		"packaging",
+		"reusable core utilities for various Python Packaging interoperability specifications",
+		"26.0", "none", "any",
 		"iVVXcqdwHDskPKoCFUlh2x8J0Gyq-bhO4ns9DvUJ7oJjeOegRYtSIvLV33Bki-pP",
 		"https://files.pythonhosted.org/packages/"+
-			"b7/b9/c538f279a4e237a006a2c98387d081e9eb060d203d8ed34467cc0f0b9b53/")
-}
-func init() { artifactsF[Packaging] = Toolchain.newPackaging }
+			"b7/b9/c538f279a4e237a006a2c98387d081e9eb060d203d8ed34467cc0f0b9b53/",
+	)

-func (t Toolchain) newIniConfig() pkg.Artifact {
-	const version = "2.3.0"
-	return t.newViaPip("iniconfig", version, "none", "any",
+	artifactsM[IniConfig] = newViaPip(
+		"iniconfig",
+		"a small and simple INI-file parser module",
+		"2.3.0", "none", "any",
 		"SDgs4S5bXi77aVOeKTPv2TUrS3M9rduiK4DpU0hCmDsSBWqnZcWInq9lsx6INxut",
-		"https://github.com/pytest-dev/iniconfig/releases/download/"+
-			"v"+version+"/")
-}
-func init() { artifactsF[IniConfig] = Toolchain.newIniConfig }
-
-func (t Toolchain) newPyTest() pkg.Artifact {
-	const version = "9.0.2"
-	return t.newViaPip("pytest", version, "none", "any",
+		"https://files.pythonhosted.org/packages/"+
+			"cb/b1/3846dd7f199d53cb17f49cba7e651e9ce294d8497c8c150530ed11865bb8/",
+	)
+	artifactsM[PyTest] = newViaPip(
+		"pytest",
+		"the pytest framework",
+		"9.0.2", "none", "any",
 		"IM2wDbLke1EtZhF92zvAjUl_Hms1uKDtM7U8Dt4acOaChMnDg1pW7ib8U0wYGDLH",
-		"https://github.com/pytest-dev/pytest/releases/download/"+
-			version+"/",
-		t.Load(IniConfig),
-		t.Load(Packaging),
-		t.Load(Pluggy),
-		t.Load(Pygments),
+		"https://files.pythonhosted.org/packages/"+
+			"3b/ab/b3226f0bd7cdcf710fbede2b3548584366da3b19b5021e74f5bde2a8fa3f/",
+		IniConfig,
+		Packaging,
+		Pluggy,
+		Pygments,
 	)
 }
-func init() { artifactsF[PyTest] = Toolchain.newPyTest }
--- a/internal/rosa/qemu.go
+++ b/internal/rosa/qemu.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newQEMU() pkg.Artifact {
+func (t Toolchain) newQEMU() (pkg.Artifact, string) {
 	const (
 		version  = "10.2.1"
 		checksum = "rjLTSgHJd3X3Vgpxrsus_ZZiaYLiNix1YhcHaGbLd_odYixwZjCcAIt8CVQPJGdZ"
@@ -93,6 +93,14 @@ EOF
 		Zstd,
 		DTC,
 		KernelHeaders,
-	)
+	), version
+}
+func init() {
+	artifactsM[QEMU] = Metadata{
+		f: Toolchain.newQEMU,
+
+		Name:        "qemu",
+		Description: "a generic and open source machine emulator and virtualizer",
+		Website:     "https://www.qemu.org/",
+	}
 }
-func init() { artifactsF[QEMU] = Toolchain.newQEMU }
--- a/internal/rosa/rsync.go
+++ b/internal/rosa/rsync.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newRsync() pkg.Artifact {
+func (t Toolchain) newRsync() (pkg.Artifact, string) {
 	const (
 		version  = "3.4.1"
 		checksum = "VBlTsBWd9z3r2-ex7GkWeWxkUc5OrlgDzikAC0pK7ufTjAJ0MbmC_N04oSVTGPiv"
@@ -24,6 +24,14 @@ func (t Toolchain) newRsync() pkg.Artifact {

 		// circular dependency
 		SkipCheck: true,
-	})
+	}), version
+}
+func init() {
+	artifactsM[Rsync] = Metadata{
+		f: Toolchain.newRsync,
+
+		Name:        "rsync",
+		Description: "an open source utility that provides fast incremental file transfer",
+		Website:     "https://rsync.samba.org/",
+	}
 }
-func init() { artifactsF[Rsync] = Toolchain.newRsync }
--- a/internal/rosa/squashfs.go
+++ b/internal/rosa/squashfs.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newSquashfsTools() pkg.Artifact {
+func (t Toolchain) newSquashfsTools() (pkg.Artifact, string) {
 	const (
 		version  = "4.7.4"
 		checksum = "pG0E_wkRJFS6bvPYF-hTKZT-cWnvo5BbIzCDZrJZVQDgJOx2Vc3ZfNSEV7Di7cSW"
@@ -39,6 +39,14 @@ func (t Toolchain) newSquashfsTools() pkg.Artifact {
 		Zstd,
 		Gzip,
 		Zlib,
-	)
+	), version
+}
+func init() {
+	artifactsM[SquashfsTools] = Metadata{
+		f: Toolchain.newSquashfsTools,
+
+		Name:        "squashfs-tools",
+		Description: "tools to create and extract Squashfs filesystems",
+		Website:     "https://github.com/plougher/squashfs-tools",
+	}
 }
-func init() { artifactsF[SquashfsTools] = Toolchain.newSquashfsTools }
--- a/internal/rosa/ssl.go
+++ b/internal/rosa/ssl.go
@@ -4,7 +4,7 @@ import (
 	"hakurei.app/internal/pkg"
 )

-func (t Toolchain) newNSS() pkg.Artifact {
+func (t Toolchain) newNSS() (pkg.Artifact, string) {
 	const (
 		version  = "3_120"
 		checksum = "9M0SNMrj9BJp6RH2rQnMm6bZWtP0Kgj64D5JNPHF7Cxr2_8kfy3msubIcvEPwC35"
@@ -63,20 +63,31 @@ cp -r \

 		Zlib,
 		KernelHeaders,
-	)
+	), version
 }
-func init() { artifactsF[NSS] = Toolchain.newNSS }
+func init() {
+	artifactsM[NSS] = Metadata{
+		f: Toolchain.newNSS,

-func (t Toolchain) newBuildCATrust() pkg.Artifact {
+		Name:        "nss",
+		Description: "Network Security Services",
+		Website:     "https://firefox-source-docs.mozilla.org/security/nss/index.html",
+	}
+}
+
+func init() {
 	const version = "0.4.0"
-	return t.newViaPip("buildcatrust", version, "none", "any",
+	artifactsM[buildcatrust] = newViaPip(
+		"buildcatrust",
+		"transform certificate stores between formats",
+		version, "none", "any",
 		"k_FGzkRCLjbTWBkuBLzQJ1S8FPAz19neJZlMHm0t10F2Y0hElmvVwdSBRc03Rjo1",
 		"https://github.com/nix-community/buildcatrust/"+
-			"releases/download/v"+version+"/")
+			"releases/download/v"+version+"/",
+	)
 }
-func init() { artifactsF[buildcatrust] = Toolchain.newBuildCATrust }

-func (t Toolchain) newNSSCACert() pkg.Artifact {
+func (t Toolchain) newNSSCACert() (pkg.Artifact, string) {
 	return t.New("nss-cacert", 0, []pkg.Artifact{
 		t.Load(Bash),
 		t.Load(Python),
@@ -92,6 +103,14 @@ buildcatrust \
 	--ca_unpacked_output /work/system/etc/ssl/certs/unbundled \
 	--ca_hashed_unpacked_output /work/system/etc/ssl/certs/hashed \
 	--p11kit_output /work/system/etc/ssl/trust-source/ca-bundle.trust.p11-kit
-`)
+`), Unversioned
+}
+func init() {
+	artifactsM[NSSCACert] = Metadata{
+		f: Toolchain.newNSSCACert,
+
+		Name:        "nss-cacert",
+		Description: "bundle of X.509 certificates of public Certificate Authorities",
+		Website:     "https://curl.se/docs/caextract.html",
+	}
 }
-func init() { artifactsF[NSSCACert] = Toolchain.newNSSCACert }
--- a/internal/rosa/stage0.go
+++ b/internal/rosa/stage0.go
@@ -7,7 +7,7 @@ import (
 	"hakurei.app/internal/pkg"
 )

-func (t Toolchain) newStage0() pkg.Artifact {
+func (t Toolchain) newStage0() (pkg.Artifact, string) {
 	musl, compilerRT, runtimes, clang := t.NewLLVM()
 	return t.New("rosa-stage0", 0, []pkg.Artifact{
 		musl,
@@ -39,9 +39,16 @@ tar \
 	-C / \
 	-f /work/stage0-`+triplet()+`.tar.bz2 \
 	system bin usr/bin/env
-`)
+`), Unversioned
+}
+func init() {
+	artifactsM[Stage0] = Metadata{
+		f: Toolchain.newStage0,
+
+		Name:        "rosa-stage0",
+		Description: "Rosa OS stage0 toolchain tarball for bootstrap",
+	}
 }
-func init() { artifactsF[Stage0] = Toolchain.newStage0 }

 var (
 	// stage0 stores the tarball unpack artifact.
--- a/internal/rosa/tamago.go
+++ b/internal/rosa/tamago.go
@@ -6,7 +6,7 @@ import (
 	"hakurei.app/internal/pkg"
 )

-func (t Toolchain) newTamaGo() pkg.Artifact {
+func (t Toolchain) newTamaGo() (pkg.Artifact, string) {
 	const (
 		version  = "1.26.0"
 		checksum = "5XkfbpTpSdPJfwtTfUegfdu4LUy8nuZ7sCondiRIxTJI9eQONi8z_O_dq9yDkjw8"
@@ -35,6 +35,14 @@ rm \
 			"tamago-go"+version+".tar.gz",
 		mustDecode(checksum),
 		pkg.TarGzip,
-	)))
+	))), version
+}
+func init() {
+	artifactsM[TamaGo] = Metadata{
+		f: Toolchain.newTamaGo,
+
+		Name:        "tamago",
+		Description: "a Go toolchain extended with support for bare metal execution",
+		Website:     "https://github.com/usbarmory/tamago-go",
+	}
 }
-func init() { artifactsF[TamaGo] = Toolchain.newTamaGo }
--- a/internal/rosa/toybox.go
+++ b/internal/rosa/toybox.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newToybox(suffix, script string) pkg.Artifact {
+func (t Toolchain) newToybox(suffix, script string) (pkg.Artifact, string) {
 	const (
 		version  = "0.8.13"
 		checksum = "rZ1V1ATDte2WeQZanxLVoiRGdfPXhMlEo5-exX-e-ml8cGn9qOv0ABEUVZpX3wTI"
@@ -56,14 +56,21 @@ ln -s ../../system/bin/env /work/usr/bin
 		Gzip,

 		KernelHeaders,
-	)
+	), version
 }
 func init() {
-	artifactsF[Toybox] = func(t Toolchain) pkg.Artifact {
+	artifactsM[Toybox] = Metadata{
+		f: func(t Toolchain) (pkg.Artifact, string) {
 			return t.newToybox("", "")
+		},
+
+		Name:        "toybox",
+		Description: "many common Linux command line utilities",
+		Website:     "https://landley.net/toybox/",
 	}

-	artifactsF[toyboxEarly] = func(t Toolchain) pkg.Artifact {
+	artifactsM[toyboxEarly] = Metadata{
+		f: func(t Toolchain) (pkg.Artifact, string) {
 			return t.newToybox("-early", `
 echo '
 CONFIG_EXPR=y
@@ -72,5 +79,10 @@ CONFIG_AWK=y
 CONFIG_DIFF=y
 ' >> .config
 `)
+		},
+
+		Name:        "toybox-early",
+		Description: "a build of toybox with unfinished tools enabled to break dependency loops",
+		Website:     "https://landley.net/toybox/",
 	}
 }
--- a/internal/rosa/unzip.go
+++ b/internal/rosa/unzip.go
@@ -6,7 +6,7 @@ import (
 	"hakurei.app/internal/pkg"
 )

-func (t Toolchain) newUnzip() pkg.Artifact {
+func (t Toolchain) newUnzip() (pkg.Artifact, string) {
 	const (
 		version  = "6.0"
 		checksum = "fcqjB1IOVRNJ16K5gTGEDt3zCJDVBc7EDSra9w3H93stqkNwH1vaPQs_QGOpQZu1"
@@ -29,6 +29,14 @@ mv unzip /work/system/bin/
 			mustDecode(checksum),
 			pkg.TarGzip,
 		), false,
-	)))
+	))), version
+}
+func init() {
+	artifactsM[Unzip] = Metadata{
+		f: Toolchain.newUnzip,
+
+		Name:        "unzip",
+		Description: "portable compression/archiver utilities",
+		Website:     "https://infozip.sourceforge.net/",
+	}
 }
-func init() { artifactsF[Unzip] = Toolchain.newUnzip }
--- a/internal/rosa/util-linux.go
+++ b/internal/rosa/util-linux.go
@@ -6,7 +6,7 @@ import (
 	"hakurei.app/internal/pkg"
 )

-func (t Toolchain) newUtilLinux() pkg.Artifact {
+func (t Toolchain) newUtilLinux() (pkg.Artifact, string) {
 	const (
 		version  = "2.41.3"
 		checksum = "gPTd5JJ2ho_Rd0qainuogcLiiWwKSXEZPXN3yCCRl0m0KBgMaqwFuMjYgu9z8zCH"
@@ -44,6 +44,14 @@ ln -s ../system/bin/bash /bin/
 		Bash,

 		KernelHeaders,
-	)
+	), version
+}
+func init() {
+	artifactsM[UtilLinux] = Metadata{
+		f: Toolchain.newUtilLinux,
+
+		Name:        "util-linux",
+		Description: "a random collection of Linux utilities",
+		Website:     "https://git.kernel.org/pub/scm/utils/util-linux/util-linux.git",
+	}
 }
-func init() { artifactsF[UtilLinux] = Toolchain.newUtilLinux }
--- a/internal/rosa/wayland.go
+++ b/internal/rosa/wayland.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newWayland() pkg.Artifact {
+func (t Toolchain) newWayland() (pkg.Artifact, string) {
 	const (
 		version  = "1.24.0"
 		checksum = "JxgLiFRRGw2D3uhVw8ZeDbs3V7K_d4z_ypDog2LBqiA_5y2vVbUAk5NT6D5ozm0m"
@@ -32,11 +32,19 @@ echo 'int main(){}' > tests/sanity-test.c
 		Libffi,
 		Libexpat,
 		Libxml2,
-	)
+	), version
 }
-func init() { artifactsF[Wayland] = Toolchain.newWayland }
+func init() {
+	artifactsM[Wayland] = Metadata{
+		f: Toolchain.newWayland,

-func (t Toolchain) newWaylandProtocols() pkg.Artifact {
+		Name:        "wayland",
+		Description: "core Wayland window system code and protocol",
+		Website:     "https://wayland.freedesktop.org/",
+	}
+}
+
+func (t Toolchain) newWaylandProtocols() (pkg.Artifact, string) {
 	const (
 		version  = "1.47"
 		checksum = "B_NodZ7AQfCstcx7kgbaVjpkYOzbAQq0a4NOk-SA8bQixAE20FY3p1-6gsbPgHn9"
@@ -105,6 +113,14 @@ GitLab
 		Libffi,
 		Libexpat,
 		Libxml2,
-	)
+	), version
+}
+func init() {
+	artifactsM[WaylandProtocols] = Metadata{
+		f: Toolchain.newWaylandProtocols,
+
+		Name:        "wayland-protocols",
+		Description: "Additional standard Wayland protocols",
+		Website:     "https://wayland.freedesktop.org/",
+	}
 }
-func init() { artifactsF[WaylandProtocols] = Toolchain.newWaylandProtocols }
--- a/internal/rosa/x.go
+++ b/internal/rosa/x.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newUtilMacros() pkg.Artifact {
+func (t Toolchain) newUtilMacros() (pkg.Artifact, string) {
 	const (
 		version  = "1.17"
 		checksum = "vYPO4Qq3B_WGcsBjG0-lfwZ6DZ7ayyrOLqfDrVOgTDcyLChuMGOAAVAa_UXLu5tD"
@@ -12,11 +12,19 @@ func (t Toolchain) newUtilMacros() pkg.Artifact {
 			"util-macros-"+version+".tar.bz2",
 		mustDecode(checksum),
 		pkg.TarBzip2,
-	), nil, (*MakeHelper)(nil))
+	), nil, (*MakeHelper)(nil)), version
 }
-func init() { artifactsF[utilMacros] = Toolchain.newUtilMacros }
+func init() {
+	artifactsM[utilMacros] = Metadata{
+		f: Toolchain.newUtilMacros,

-func (t Toolchain) newXproto() pkg.Artifact {
+		Name:        "util-macros",
+		Description: "X.Org Autotools macros",
+		Website:     "https://xorg.freedesktop.org/",
+	}
+}
+
+func (t Toolchain) newXproto() (pkg.Artifact, string) {
 	const (
 		version  = "7.0.23"
 		checksum = "goxwWxV0jZ_3pNczXFltZWHAhq92x-aEreUGyp5Ns8dBOoOmgbpeNIu1nv0Zx07z"
@@ -37,11 +45,19 @@ func (t Toolchain) newXproto() pkg.Artifact {
 		PkgConfig,

 		utilMacros,
-	)
+	), version
 }
-func init() { artifactsF[Xproto] = Toolchain.newXproto }
+func init() {
+	artifactsM[Xproto] = Metadata{
+		f: Toolchain.newXproto,

-func (t Toolchain) newLibXau() pkg.Artifact {
+		Name:        "xproto",
+		Description: "X Window System unified protocol definitions",
+		Website:     "https://gitlab.freedesktop.org/xorg/proto/xorgproto",
+	}
+}
+
+func (t Toolchain) newLibXau() (pkg.Artifact, string) {
 	const (
 		version  = "1.0.7"
 		checksum = "bm768RoZZnHRe9VjNU1Dw3BhfE60DyS9D_bgSR-JLkEEyUWT_Hb_lQripxrXto8j"
@@ -64,6 +80,14 @@ func (t Toolchain) newLibXau() pkg.Artifact {

 		utilMacros,
 		Xproto,
-	)
+	), version
+}
+func init() {
+	artifactsM[LibXau] = Metadata{
+		f: Toolchain.newLibXau,
+
+		Name:        "libXau",
+		Description: "functions for handling Xauthority files and entries",
+		Website:     "https://gitlab.freedesktop.org/xorg/lib/libxau",
+	}
 }
-func init() { artifactsF[LibXau] = Toolchain.newLibXau }
--- a/internal/rosa/xcb.go
+++ b/internal/rosa/xcb.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newXCBProto() pkg.Artifact {
+func (t Toolchain) newXCBProto() (pkg.Artifact, string) {
 	const (
 		version  = "1.17.0"
 		checksum = "_NtbKaJ_iyT7XiJz25mXQ7y-niTzE8sHPvLXZPcqtNoV_-vTzqkezJ8Hp2U1enCv"
@@ -13,11 +13,19 @@ func (t Toolchain) newXCBProto() pkg.Artifact {
 		pkg.TarGzip,
 	), nil, (*MakeHelper)(nil),
 		Python,
-	)
+	), version
 }
-func init() { artifactsF[XCBProto] = Toolchain.newXCBProto }
+func init() {
+	artifactsM[XCBProto] = Metadata{
+		f: Toolchain.newXCBProto,

-func (t Toolchain) newXCB() pkg.Artifact {
+		Name:        "xcb-proto",
+		Description: "XML-XCB protocol descriptions used by libxcb for the X11 protocol & extensions",
+		Website:     "https://gitlab.freedesktop.org/xorg/proto/xcbproto",
+	}
+}
+
+func (t Toolchain) newXCB() (pkg.Artifact, string) {
 	const (
 		version  = "1.17.0"
 		checksum = "hjjsc79LpWM_hZjNWbDDS6qRQUXREjjekS6UbUsDq-RR1_AjgNDxhRvZf-1_kzDd"
@@ -33,6 +41,14 @@ func (t Toolchain) newXCB() pkg.Artifact {
 		XCBProto,
 		Xproto,
 		LibXau,
-	)
+	), version
+}
+func init() {
+	artifactsM[XCB] = Metadata{
+		f: Toolchain.newXCB,
+
+		Name:        "xcb",
+		Description: "The X protocol C-language Binding",
+		Website:     "https://xcb.freedesktop.org/",
+	}
 }
-func init() { artifactsF[XCB] = Toolchain.newXCB }
--- a/internal/rosa/xz.go
+++ b/internal/rosa/xz.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newXZ() pkg.Artifact {
+func (t Toolchain) newXZ() (pkg.Artifact, string) {
 	const (
 		version  = "5.8.2"
 		checksum = "rXT-XCp9R2q6cXqJ5qenp0cmGPfiENQiU3BWtUVeVgArfRmSsISeUJgvCR3zI0a0"
@@ -14,6 +14,14 @@ func (t Toolchain) newXZ() pkg.Artifact {
 		pkg.TarBzip2,
 	), nil, (*MakeHelper)(nil),
 		Diffutils,
-	)
+	), version
+}
+func init() {
+	artifactsM[XZ] = Metadata{
+		f: Toolchain.newXZ,
+
+		Name:        "xz",
+		Description: "XZ Utils",
+		Website:     "https://tukaani.org/xz/",
+	}
 }
-func init() { artifactsF[XZ] = Toolchain.newXZ }
--- a/internal/rosa/zlib.go
+++ b/internal/rosa/zlib.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newZlib() pkg.Artifact {
+func (t Toolchain) newZlib() (pkg.Artifact, string) {
 	const (
 		version  = "1.3.1"
 		checksum = "E-eIpNzE8oJ5DsqH4UuA_0GDKuQF5csqI8ooDx2w7Vx-woJ2mb-YtSbEyIMN44mH"
@@ -20,6 +20,14 @@ func (t Toolchain) newZlib() pkg.Artifact {

 		Host:  `""`,
 		Build: `""`,
-	})
+	}), version
+}
+func init() {
+	artifactsM[Zlib] = Metadata{
+		f: Toolchain.newZlib,
+
+		Name:        "zlib",
+		Description: "lossless data-compression library",
+		Website:     "https://zlib.net/",
+	}
 }
-func init() { artifactsF[Zlib] = Toolchain.newZlib }
--- a/internal/rosa/zstd.go
+++ b/internal/rosa/zstd.go
@@ -2,7 +2,7 @@ package rosa

 import "hakurei.app/internal/pkg"

-func (t Toolchain) newZstd() pkg.Artifact {
+func (t Toolchain) newZstd() (pkg.Artifact, string) {
 	const (
 		version  = "1.5.7"
 		checksum = "4XhfR7DwVkwo1R-TmYDAJOcx9YXv9WSFhcFUe3hWEAMmdMLPhFaznCqYIA19_xxV"
@@ -18,6 +18,14 @@ func (t Toolchain) newZstd() pkg.Artifact {
 			{"CMAKE_BUILD_TYPE", "Release"},
 			{"CMAKE_INSTALL_LIBDIR", "lib"},
 		},
-	})
+	}), version
+}
+func init() {
+	artifactsM[Zstd] = Metadata{
+		f: Toolchain.newZstd,
+
+		Name:        "zstd",
+		Description: "a fast compression algorithm",
+		Website:     "https://www.zstd.net/",
+	}
 }
-func init() { artifactsF[Zstd] = Toolchain.newZstd }