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

102

Registries

45

Ecosystems

13,926,202

Packages

157,422,577

Versions

2,096,310

Maintainers

3,052,075,754,493

Downloads

1,871,858

Namespaces

619,602

Keywords

npmjs.org

5,524,525 packages
66,893,610 versions
1,167,064 maintainers
373,614 namespaces
564,850,477,076 downloads

proxy.golang.org

2,094,652 packages
19,329,759 versions
780,333 namespaces
112,764 keywords

hub.docker.com

1,002,386 packages
14,234,837 versions
411,750 namespaces
481,642,683,576 downloads

pypi.org

837,458 packages
8,897,971 versions
357,676 maintainers
271,316 keywords
128,187,946,514 downloads

nuget.org

791,737 packages
13,420,398 versions
109,669 maintainers
160,762 keywords
908,048,179,356 downloads

repo1.maven.org

599,626 packages
17,134,843 versions
79,339 namespaces

packagist.org

491,199 packages
4,719,764 versions
138,708 maintainers
166,090 namespaces
174,474,073,641 downloads

crates.io

261,365 packages
2,159,715 versions
61,316 maintainers
59,668 keywords
264,650,606,007 downloads

rubygems.org

204,952 packages
1,764,019 versions
68,309 maintainers
243,451,406,009 downloads

gem.coop

189,803 packages
1,715,441 versions
67,318 maintainers
244,169,549,813 downloads

NixOS

unstable: 145,068 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
46,665 maintainers

pub.dev

79,653 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: 39,171 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

32,535 packages
364,449 versions
20,345 namespaces

guix

30,898 packages
31,880 versions

cran.r-project.org

27,955 packages
180,993 versions
15,505 maintainers
220,411,772 downloads

registry.terraform.io

21,808 packages
187,681 versions
7,265 namespaces
3,471,095,359 downloads

clojars.org

21,761 packages
166,180 versions
4,581 maintainers
10,787 namespaces
3,488,606,209 downloads

hex.pm

20,853 packages
147,219 versions
7,605 maintainers
14,700,253,968 downloads

conda-forge.org

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

hackage.haskell.org

19,033 packages
149,820 versions
3,887 maintainers
155,796,286 downloads

artifacthub.io

16,335 packages
392,064 versions
4,476 namespaces
7,152 keywords

juliahub.com

13,577 packages
146,455 versions
126,614,961 downloads

open-vsx.org

13,325 packages
120,509 versions
8,662 maintainers
9,425 namespaces
621,190,989 downloads

swiftpackageindex.com

12,588 packages
199,034 versions
2,456 namespaces

openindiana-hipster

10,560 packages
12,908 versions
63 namespaces

formulae.brew.sh

9,155 packages
104,301 versions
26,121,172 downloads

spack.io

9,065 packages
43,371 versions
973 maintainers

pkg.adelielinux.org

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

forge.puppet.com

7,745 packages
55,052 versions
2,367 namespaces
2,471,075,594 downloads

ctan.org

6,924 packages
5,174 versions
2,900 maintainers

deno.land

5,909 packages
74,671 versions

anaconda.org

4,969 packages
21,469 versions
465,584,682 downloads

repository.cloudera.com

3,647 packages
72,639 versions
1,481 namespaces

package.elm-lang.org

2,976 packages
16,716 versions
1,159 namespaces

vcpkg.io

2,937 packages
11,689 versions

pkgs.racket-lang.org

2,924 packages
0 versions
502 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

2,080 packages
5,707 versions

registry.bazel.build

1,078 packages
7,439 versions
409 maintainers
76 keywords

postmarketos

master: 604 packages
v21.03: 523 packages
v20.05: 374 packages
v25.12: 371 packages
v25.06: 342 packages
more...

elpa.gnu.org

502 packages
2,136 versions
251 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

repo.jenkins-ci.org

0 packages
0 versions

nexus.gael.cloud

0 packages
0 versions