An open API service providing package, version and dependency metadata of many open source software ecosystems and registries.

100

Registries

43

Ecosystems

13,613,461

Packages

153,650,886

Versions

2,015,389

Maintainers

2,862,586,953,742

Downloads

1,839,812

Namespaces

1

Keywords

npmjs.org

5,396,766 packages
65,334,896 versions
1,129,130 maintainers
356,057 namespaces
483,793,538,997 downloads

proxy.golang.org

2,058,281 packages
18,700,766 versions
771,420 namespaces

hub.docker.com

1,002,346 packages
14,155,383 versions
411,734 namespaces
480,239,702,565 downloads

pypi.org

805,581 packages
8,635,723 versions
339,210 maintainers
108,671,994,165 downloads

nuget.org

778,737 packages
13,066,951 versions
107,810 maintainers
877,364,220,152 downloads

repo1.maven.org

587,478 packages
16,788,199 versions
78,015 namespaces

packagist.org

485,182 packages
4,657,540 versions
137,142 maintainers
164,718 namespaces
170,723,045,631 downloads

crates.io

241,155 packages
2,013,574 versions
57,570 maintainers
238,288,611,543 downloads

rubygems.org

202,975 packages
1,747,995 versions
67,887 maintainers
239,021,889,618 downloads

gem.coop

187,820 packages
1,699,330 versions
66,889 maintainers
239,559,607,934 downloads

NixOS

unstable: 142,874 packages
24.11: 121,983 packages
24.05: 116,156 packages
23.11: 108,178 packages
23.05: 101,092 packages

cocoapods.org

102,418 packages
836,129 versions
46,654 maintainers

pub.dev

77,027 packages
710,546 versions

bower.io

70,212 packages
709,561 versions

metacpan.org

41,316 packages
349,692 versions
6,855 maintainers

alpinelinux

edge: 38,840 packages
v3.23: 27,562 packages
v3.22: 26,322 packages
v3.21: 25,393 packages
v3.20: 24,162 packages
more...

ubuntu

24.10: 38,437 packages
24.04: 37,306 packages
23.10: 36,642 packages
23.04: 36,116 packages
22.04: 34,289 packages
more...

debian

13: 38,023 packages
12: 34,734 packages
11: 31,268 packages
10: 28,836 packages

github actions

32,388 packages
360,781 versions
20,302 namespaces

cran.r-project.org

27,466 packages
179,077 versions
15,159 maintainers
286,320,224 downloads

clojars.org

21,574 packages
164,198 versions
4,550 maintainers
10,748 namespaces
3,366,504,673 downloads

registry.terraform.io

21,397 packages
184,104 versions
7,199 namespaces
3,238,568,836 downloads

conda-forge.org

20,636 packages
155,125 versions

hex.pm

20,080 packages
143,760 versions
7,371 maintainers
14,538,327,113 downloads

hackage.haskell.org

18,931 packages
149,175 versions
3,864 maintainers
155,411,095 downloads

juliahub.com

13,359 packages
144,149 versions
8,374,627 downloads

swiftpackageindex.com

11,971 packages
196,205 versions
3,073 namespaces

open-vsx.org

11,033 packages
105,644 versions
6,960 maintainers
7,853 namespaces
436,955,979 downloads

formulae.brew.sh

9,056 packages
101,221 versions
25,110,206 downloads

spack.io

9,013 packages
43,038 versions
962 maintainers

pkg.adelielinux.org

7,855 packages
11,830 versions
22 maintainers
2 namespaces

forge.puppet.com

7,729 packages
54,909 versions
2,363 namespaces
2,469,715,899 downloads

artifacthub.io

7,675 packages
234,422 versions
2,575 namespaces

ctan.org

6,880 packages
5,030 versions
2,872 maintainers

deno.land

5,909 packages
74,161 versions

anaconda.org

4,700 packages
20,744 versions

repository.cloudera.com

3,647 packages
72,099 versions
1,481 namespaces

package.elm-lang.org

2,964 packages
16,637 versions
1,155 namespaces

vcpkg.io

2,909 packages
11,322 versions

pkgs.racket-lang.org

2,872 packages
0 versions
500 maintainers

bioconductor.org

2,564 packages
15,290 versions
3,231 maintainers
399,054,485 downloads

carthage

2,088 packages
55,671 versions
913 namespaces

conan.io

1,905 packages
5,642 versions

registry.bazel.build

1,008 packages
6,790 versions
193 maintainers

postmarketos

master: 590 packages
v21.03: 523 packages
v20.05: 374 packages
v25.12: 371 packages
v25.06: 342 packages
more...

elpa.gnu.org

498 packages
2,087 versions
247 maintainers

elpa.nongnu.org

274 packages
1,136 versions
188 maintainers

repository.apache.org-releases

251 packages
7,387 versions
67 namespaces

repository.apache.org-snapshots

27 packages
1,623 versions
5 namespaces

repository.jboss.org

129 packages
2,688 versions
38 namespaces

artifacts.alfresco.com

26 packages
908 versions
9 namespaces

build.shibboleth.net

13 packages
452 versions
2 namespaces

nexus.gael.cloud

0 packages
0 versions

repo.jenkins-ci.org

0 packages
0 versions