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

99

Registries

42

Ecosystems

13,574,867

Packages

152,976,092

Versions

1,998,425

Maintainers

2,823,104,843,380

Downloads

1,834,632

Namespaces

16,252

Keywords

npmjs.org

5,382,578 packages
65,045,332 versions
1,123,414 maintainers
353,273 namespaces
466,677,660,493 downloads

proxy.golang.org

2,054,338 packages
18,608,497 versions
769,846 namespaces

hub.docker.com

1,002,344 packages
14,111,512 versions
411,728 namespaces
1,697 keywords
472,859,256,809 downloads

pypi.org

800,988 packages
8,593,973 versions
336,045 maintainers
105,092,308,709 downloads

nuget.org

777,157 packages
13,015,495 versions
107,501 maintainers
871,920,033,686 downloads

repo1.maven.org

586,190 packages
16,715,456 versions
77,803 namespaces

packagist.org

484,489 packages
4,647,336 versions
136,879 maintainers
164,444 namespaces
170,057,268,883 downloads

crates.io

239,096 packages
1,992,926 versions
56,926 maintainers
234,939,762,525 downloads

rubygems.org

202,838 packages
1,745,514 versions
67,821 maintainers
238,325,447,327 downloads

gem.coop

187,684 packages
1,696,558 versions
66,820 maintainers
238,761,682,889 downloads

NixOS

unstable: 141,736 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
836,039 versions
46,652 maintainers

pub.dev

76,690 packages
707,119 versions

bower.io

70,212 packages
709,457 versions

metacpan.org

41,316 packages
349,220 versions
6,855 maintainers
3,351 keywords

alpinelinux

edge: 38,818 packages
v3.23: 27,561 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

32,386 packages
360,523 versions
20,299 namespaces

cran.r-project.org

27,425 packages
178,620 versions
15,103 maintainers
285,609,783 downloads

clojars.org

21,548 packages
162,737 versions
4,547 maintainers
10,727 namespaces
3,630 keywords
2,989,116,113 downloads

registry.terraform.io

21,357 packages
183,864 versions
7,184 namespaces
3,235,502,972 downloads

conda-forge.org

20,636 packages
155,125 versions

hex.pm

19,972 packages
143,299 versions
7,339 maintainers
14,509,438,448 downloads

hackage.haskell.org

18,915 packages
149,057 versions
3,861 maintainers
155,360,536 downloads

juliahub.com

13,347 packages
143,627 versions
6,347,109 downloads

swiftpackageindex.com

11,903 packages
195,987 versions
3,292 namespaces

open-vsx.org

10,823 packages
103,218 versions
6,700 maintainers
7,654 namespaces
401,036,588 downloads

formulae.brew.sh

9,044 packages
99,147 versions
6,529 keywords
21,156,286 downloads

spack.io

8,995 packages
42,943 versions
955 maintainers

pkg.adelielinux.org

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

forge.puppet.com

7,728 packages
54,890 versions
2,362 namespaces
2,469,512,673 downloads

artifacthub.io

6,671 packages
211,004 versions
2,227 namespaces

deno.land

5,909 packages
74,053 versions

anaconda.org

4,685 packages
20,633 versions

repository.cloudera.com

3,647 packages
72,023 versions
1,481 namespaces

package.elm-lang.org

2,962 packages
16,606 versions
1,153 namespaces
1,044 keywords

vcpkg.io

2,899 packages
11,284 versions

pkgs.racket-lang.org

2,872 packages
0 versions
499 maintainers

bioconductor.org

2,564 packages
15,275 versions
3,231 maintainers
398,341,551 downloads

carthage

2,088 packages
55,661 versions
953 namespaces

conan.io

1,905 packages
5,578 versions

registry.bazel.build

997 packages
6,699 versions
170 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

497 packages
2,082 versions
247 maintainers

elpa.nongnu.org

274 packages
1,128 versions
188 maintainers

repository.apache.org-releases

251 packages
7,386 versions
67 namespaces

repository.apache.org-snapshots

27 packages
1,608 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