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

102

Registries

45

Ecosystems

14,021,334

Packages

157,680,111

Versions

2,117,110

Maintainers

3,057,625,870,620

Downloads

1,874,638

Namespaces

769,236

Keywords

npmjs.org

5,567,683 packages
66,893,610 versions
1,178,740 maintainers
373,614 namespaces
564,850,477,076 downloads

proxy.golang.org

2,108,788 packages
19,479,940 versions
782,439 namespaces
112,823 keywords

hub.docker.com

1,002,391 packages
14,234,837 versions
411,750 namespaces
481,642,683,576 downloads

pypi.org

850,907 packages
8,897,971 versions
363,632 maintainers
271,316 keywords
128,187,946,514 downloads

nuget.org

796,705 packages
13,499,484 versions
110,253 maintainers
161,547 keywords
912,199,417,710 downloads

repo1.maven.org

604,012 packages
17,134,843 versions
79,339 namespaces

packagist.org

493,442 packages
4,746,024 versions
139,207 maintainers
166,743 namespaces
140,017 keywords
175,872,951,414 downloads

crates.io

268,502 packages
2,159,715 versions
62,389 maintainers
59,668 keywords
264,650,606,007 downloads

rubygems.org

205,476 packages
1,764,019 versions
68,451 maintainers
243,451,406,009 downloads

gem.coop

190,328 packages
1,715,441 versions
67,459 maintainers
244,169,549,813 downloads

NixOS

unstable: 145,703 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

80,505 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: 39,322 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

32,569 packages
366,208 versions
20,366 namespaces
8,022 keywords

guix

31,165 packages
31,880 versions

cran.r-project.org

28,164 packages
180,993 versions
15,606 maintainers
220,411,772 downloads

registry.terraform.io

21,903 packages
187,681 versions
7,265 namespaces
3,471,095,359 downloads

clojars.org

21,838 packages
166,180 versions
4,590 maintainers
10,787 namespaces
3,488,606,209 downloads

hex.pm

21,188 packages
147,219 versions
7,668 maintainers
14,700,253,968 downloads

conda-forge.org

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

hackage.haskell.org

19,063 packages
149,820 versions
3,890 maintainers
155,796,286 downloads

artifacthub.io

17,070 packages
392,064 versions
4,476 namespaces
7,152 keywords

open-vsx.org

14,037 packages
120,509 versions
9,174 maintainers
9,425 namespaces
621,190,989 downloads

juliahub.com

13,650 packages
146,455 versions
126,614,961 downloads

swiftpackageindex.com

12,771 packages
199,034 versions
2,456 namespaces

openindiana-hipster

10,566 packages
12,908 versions
63 namespaces

formulae.brew.sh

9,176 packages
104,301 versions
26,121,172 downloads

spack.io

9,098 packages
43,371 versions
978 maintainers

pkg.adelielinux.org

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

forge.puppet.com

7,747 packages
55,052 versions
2,367 namespaces
2,471,075,594 downloads

ctan.org

6,942 packages
5,204 versions
2,909 maintainers
730 keywords

deno.land

5,909 packages
74,671 versions

anaconda.org

4,987 packages
21,469 versions
465,584,682 downloads

repository.cloudera.com

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

package.elm-lang.org

2,984 packages
16,716 versions
1,159 namespaces

vcpkg.io

2,959 packages
11,689 versions

pkgs.racket-lang.org

2,940 packages
0 versions
504 maintainers

bioconductor.org

2,564 packages
15,363 versions
3,245 maintainers
405,628,574 downloads

carthage

2,090 packages
55,823 versions
702 namespaces

conan.io

2,090 packages
5,707 versions

registry.bazel.build

1,098 packages
7,529 versions
412 maintainers
97 keywords

postmarketos

master: 611 packages
v21.03: 523 packages
v20.05: 374 packages
v25.12: 371 packages
v25.06: 342 packages
more...

elpa.gnu.org

504 packages
2,136 versions
252 maintainers

elpa.nongnu.org

279 packages
1,168 versions
191 maintainers

repository.apache.org-releases

251 packages
7,457 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

26 packages
911 versions
9 namespaces

build.shibboleth.net

13 packages
463 versions
2 namespaces

nexus.gael.cloud

0 packages
0 versions

repo.jenkins-ci.org

0 packages
0 versions