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

103

Registries

46

Ecosystems

14,166,234

Packages

157,995,636

Versions

2,142,698

Maintainers

3,082,431,241,064

Downloads

1,877,734

Namespaces

801,551

Keywords

npmjs.org

5,625,674 packages
66,893,610 versions
1,193,503 maintainers
373,614 namespaces
564,850,477,076 downloads

proxy.golang.org

2,143,286 packages
19,479,940 versions
782,439 namespaces
112,823 keywords

hub.docker.com

1,002,404 packages
14,234,837 versions
411,750 namespaces
481,642,683,576 downloads

pypi.org

866,108 packages
9,123,742 versions
370,160 maintainers
280,639 keywords
144,957,614,735 downloads

nuget.org

805,480 packages
13,499,484 versions
111,015 maintainers
161,547 keywords
912,199,417,710 downloads

repo1.maven.org

606,544 packages
17,134,843 versions
79,339 namespaces

packagist.org

496,457 packages
4,797,647 versions
139,869 maintainers
167,752 namespaces
141,134 keywords
178,989,931,784 downloads

crates.io

278,808 packages
2,159,715 versions
63,809 maintainers
59,668 keywords
264,650,606,007 downloads

rubygems.org

207,115 packages
1,780,462 versions
68,736 maintainers
18,627 keywords
248,360,657,038 downloads

gem.coop

191,953 packages
1,715,441 versions
67,744 maintainers
244,169,549,813 downloads

NixOS

unstable: 146,566 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
836,652 versions
46,666 maintainers

pub.dev

81,639 packages
726,678 versions

bower.io

70,212 packages
710,058 versions

metacpan.org

41,316 packages
350,616 versions
6,857 maintainers

alpinelinux

edge: 39,405 packages
v3.23: 27,569 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: 38,024 packages
12: 34,734 packages
11: 31,268 packages
10: 28,836 packages

github actions

32,599 packages
367,912 versions
20,380 namespaces
8,029 keywords

guix

31,378 packages
37,378 versions
1,627 keywords

cran.r-project.org

28,395 packages
180,993 versions
15,752 maintainers
220,411,772 downloads

registry.terraform.io

21,999 packages
187,681 versions
7,265 namespaces
3,471,095,359 downloads

clojars.org

21,884 packages
166,180 versions
4,597 maintainers
10,787 namespaces
3,488,606,209 downloads

hex.pm

21,495 packages
147,219 versions
7,728 maintainers
14,700,253,968 downloads

conda-forge.org

20,636 packages
155,125 versions
16,448,452,935 downloads

hackage.haskell.org

19,143 packages
149,820 versions
3,897 maintainers
155,796,286 downloads

artifacthub.io

17,295 packages
392,064 versions
4,476 namespaces
7,152 keywords

open-vsx.org

14,833 packages
120,509 versions
9,705 maintainers
9,425 namespaces
621,190,989 downloads

juliahub.com

13,730 packages
146,455 versions
126,614,961 downloads

swiftpackageindex.com

13,007 packages
199,034 versions
2,456 namespaces

openindiana-hipster

10,590 packages
12,908 versions
63 namespaces

formulae.brew.sh

9,225 packages
104,301 versions
26,121,172 downloads

spack.io

9,141 packages
43,371 versions
980 maintainers

pkg.adelielinux.org

7,859 packages
11,830 versions
22 maintainers
2 namespaces

forge.puppet.com

7,753 packages
55,052 versions
2,367 namespaces
2,471,075,594 downloads

ctan.org

6,959 packages
5,307 versions
2,916 maintainers
782 keywords

deno.land

5,909 packages
74,671 versions

anaconda.org

5,131 packages
21,469 versions
465,584,682 downloads

f-droid.org

4,364 packages
11,131 versions
2,067 namespaces
365 keywords

repository.cloudera.com

3,677 packages
72,639 versions
1,481 namespaces

package.elm-lang.org

2,995 packages
16,716 versions
1,159 namespaces

vcpkg.io

2,986 packages
11,689 versions

pkgs.racket-lang.org

2,961 packages
0 versions
506 maintainers

bioconductor.org

2,657 packages
16,655 versions
3,311 maintainers
1,107 keywords
415,099,398 downloads

conan.io

2,107 packages
5,707 versions

carthage

2,101 packages
55,823 versions
702 namespaces

registry.bazel.build

1,132 packages
7,817 versions
425 maintainers
169 keywords

postmarketos

master: 614 packages
v21.03: 523 packages
v20.05: 374 packages
v25.12: 371 packages
v25.06: 342 packages
more...

elpa.gnu.org

506 packages
2,136 versions
252 maintainers

elpa.nongnu.org

282 packages
1,168 versions
193 maintainers

repository.apache.org-releases

251 packages
7,500 versions
67 namespaces
74 keywords

repository.apache.org-snapshots

27 packages
1,686 versions
5 namespaces

repository.jboss.org

129 packages
2,688 versions
38 namespaces

artifacts.alfresco.com

42 packages
1,148 versions
15 namespaces

build.shibboleth.net

13 packages
463 versions
2 namespaces

repo.jenkins-ci.org

0 packages
0 versions

nexus.gael.cloud

0 packages
0 versions