https://github.com/acornjs/acorn

Score: 38.06651532775254

Last synced: about 7 hours ago
JSON representation

Repository metadata:

A small, fast, JavaScript-based JavaScript parser

Host: GitHub
URL: https://github.com/acornjs/acorn
Owner: acornjs
Created: 2012-09-24T10:05:00.000Z (over 13 years ago)
Default Branch: master
Last Pushed: 2026-03-14T08:55:29.000Z (13 days ago)
Last Synced: 2026-03-14T18:52:17.912Z (13 days ago)
Language: JavaScript
Homepage:
Size: 6.19 MB
Stars: 11,340
Watchers: 186
Forks: 1,016
Open Issues: 15
Metadata Files:
- Readme: README.md
- Authors: AUTHORS

Owner metadata:

Name: acornjs
Login: acornjs
Email:
Kind: organization
Description:
Website:
Location:
Twitter:
Company:
Icon url: https://avatars.githubusercontent.com/u/34631683?v=4
Repositories: 17
Last Synced at: 2025-10-24T00:30:24.984Z
Profile URL: https://github.com/acornjs

GitHub Events

Total

Create event: 5
Delete event: 2
Fork event: 99
Issue comment event: 153
Issues event: 72
Pull request event: 46
Pull request review comment event: 18
Pull request review event: 29
Push event: 31
Watch event: 624
Total: 1079

Last Year

Create event: 3
Delete event: 2
Fork event: 80
Issue comment event: 127
Issues event: 50
Pull request event: 36
Pull request review comment event: 18
Pull request review event: 26
Push event: 25
Watch event: 438
Total: 805

Committers metadata

Last synced: 3 months ago

Total Commits: 1,516
Total Committers: 142
Avg Commits per committer: 10.676
Development Distribution Score (DDS): 0.482

Commits in past year: 44
Committers in past year: 13
Avg Commits per committer in past year: 3.385
Development Distribution Score (DDS) in past year: 0.5

Name	Email	Commits
Marijn Haverbeke	m**h@g**m	785
Ingvar Stepanyan	m**e@r**m	226
Daniel Nalborczyk	d**k@g**m	62
Toru Nagashima	p**c@m**v	60
Adrian Heine	m**l@a**e	58
Timothy Gu	t**9@g**m	36
Max Schaefer	x**i@g**m	13
Nicholas C. Zakas	n**s@n**m	12
Yosuke Ota	o**3@g**m	11
Aparajita Fishman	a**a@a**m	10
Daniel Tschinder	d**l@t**e	8
Max Schaefer	m**x@s**m	8
sosukesuzuki	a**e@g**m	7
龙腾道	L**o@L**m	6
就是喜欢陈粒	c**e@1**m	6
Teddy Katz	t**z@g**m	6
Sebastian McKenzie	s**k@g**m	6
John-David Dalton	j**n@g**m	6
tyrealhu	h**l@b**m	6
Alistair Braidwood	a**d@y**k	5
Rich Harris	r**s@g**m	5
adams85	3****5	5
Kai Cataldo	k**o@g**m	5
Alistair Braidwood	a**d@r**m	5
overlookmotel	t**l@g**m	4
Mathias Bynens	m**s@q**e	4
Jesse McCarthy	g**s@j**t	4
Forbes Lindesay	f**s@l**k	4
Augustin Mauroy	9****y	3
成仕伟	c**w@h**m	3
and 112 more...

Issue and Pull Request metadata

Last synced: 3 months ago

Total issues: 193
Total pull requests: 138
Average time to close issues: 5 months
Average time to close pull requests: about 1 month
Total issue authors: 169
Total pull request authors: 47
Average comments per issue: 2.25
Average comments per pull request: 1.61
Merged pull request: 79
Bot issues: 0
Bot pull requests: 0

Past year issues: 39
Past year pull requests: 45
Past year average time to close issues: about 6 hours
Past year average time to close pull requests: 7 days
Past year issue authors: 35
Past year pull request authors: 14
Past year average comments per issue: 1.28
Past year average comments per pull request: 2.29
Past year merged pull request: 25
Past year bot issues: 0
Past year bot pull requests: 0

More stats: https://issues.ecosyste.ms/repositories/lookup?url=https://github.com/acornjs/acorn

Top Issue Authors

ahmednaher (5)
aladdin-add (4)
ota-meshi (4)
pvdz (3)
JimMorrisonJr (3)
CanadaHonk (3)
Aghodousi (3)
dnalborczyk (2)
osnek-rpp3 (2)
marijnh (2)
leumasme (2)
sunderkashyapshyam-code (2)
fasttime (2)
barbarita1975 (1)
Lakedaemon (1)

Top Pull Request Authors

dnalborczyk (29)
ota-meshi (17)
overlookmotel (8)
TyrealHu (8)
adams85 (8)
AugustinMauroy (6)
Leloslaw (4)
reillylm (4)
brettz9 (3)
fisker (3)
baseballyama (3)
Andarist (3)
george-hopkins (2)
eryue0220 (2)
benmccann (2)

Top Issue Labels

spam (13)
enhancement (2)

Top Pull Request Labels

Package metadata

Total packages: 15
Total downloads:
- npm: 1,065,454,465 last-month
Total docker downloads: 20,046,218,120
Total dependent packages: 11,194 (may contain duplicates)
Total dependent repositories: 3,781,142 (may contain duplicates)
Total versions: 289
Total maintainers: 8
Total advisories: 2

npmjs.org: acorn

ECMAScript parser

Homepage: https://github.com/acornjs/acorn
Licenses: MIT
Latest release: 8.16.0 (published about 1 month ago)
Last Synced: 2026-03-25T07:30:57.214Z (2 days ago)
Versions: 138
Dependent Packages: 8,880
Dependent Repositories: 1,121,780
Downloads: 753,134,985 Last month
Docker Downloads: 12,988,228,657
Rankings:
- Downloads: 0.001%
- Docker downloads count: 0.005%
- Dependent packages count: 0.013%
- Dependent repos count: 0.03%
- Average: 0.402%
- Stargazers count: 1.029%
- Forks count: 1.331%
Maintainers (3)
Advisories:
- Regular Expression Denial of Service in Acorn
- Withdrawn: ESLint dependencies are vulnerable (ReDoS and Prototype Pollution)

npmjs.org: acorn-walk

ECMAScript (ESTree) AST walker

Homepage: https://github.com/acornjs/acorn
Licenses: MIT
Latest release: 8.3.5 (published about 1 month ago)
Last Synced: 2026-03-24T20:01:21.533Z (3 days ago)
Versions: 21
Dependent Packages: 2,121
Dependent Repositories: 2,651,754
Downloads: 296,739,288 Last month
Docker Downloads: 7,054,070,768
Rankings:
- Downloads: 0.006%
- Dependent repos count: 0.008%
- Docker downloads count: 0.016%
- Dependent packages count: 0.042%
- Average: 0.405%
- Stargazers count: 1.029%
- Forks count: 1.331%
Maintainers (3)

npmjs.org: acorn-loose

Error-tolerant ECMAScript parser

Homepage: https://github.com/acornjs/acorn
Licenses: MIT
Latest release: 8.5.2 (published 9 months ago)
Last Synced: 2026-03-22T02:01:27.810Z (6 days ago)
Versions: 15
Dependent Packages: 131
Dependent Repositories: 7,602
Downloads: 15,579,977 Last month
Docker Downloads: 3,918,695
Rankings:
- Downloads: 0.148%
- Dependent repos count: 0.274%
- Dependent packages count: 0.342%
- Docker downloads count: 0.459%
- Average: 0.583%
- Stargazers count: 1.027%
- Forks count: 1.245%
Maintainers (3)

npmjs.org: objj-parser

A tiny, fast JavaScript parser written in JavaScript.

Homepage: https://github.com/acornjs/acorn#readme
Licenses: MIT
Latest release: 0.4.3 (published over 4 years ago)
Last Synced: 2026-03-20T18:30:54.187Z (7 days ago)
Versions: 14
Dependent Packages: 2
Dependent Repositories: 3
Downloads: 153 Last month
Rankings:
- Stargazers count: 1.027%
- Forks count: 1.248%
- Dependent repos count: 6.341%
- Average: 7.009%
- Dependent packages count: 8.834%
- Downloads: 17.598%
Maintainers (2)
- alfredwarnsater
- mrcarlberg

repo1.maven.org: org.webjars.npm:acorn-walk

WebJar for acorn-walk

Homepage: https://www.webjars.org
Documentation: https://appdoc.app/artifact/org.webjars.npm/acorn-walk/
Licenses: MIT
Latest release: 8.3.5 (published 17 days ago)
Last Synced: 2026-03-20T18:30:52.378Z (7 days ago)
Versions: 12
Dependent Packages: 6
Dependent Repositories: 0
Rankings:
- Stargazers count: 2.5%
- Forks count: 4.946%
- Dependent packages count: 9.331%
- Average: 12.189%
- Dependent repos count: 31.98%

npmjs.org: fork-acorn-optional-chaining

ECMAScript parser

Homepage: https://github.com/acornjs/acorn
Licenses: MIT
Latest release: 7.2.0 (published almost 6 years ago)
Last Synced: 2026-03-20T18:30:54.069Z (7 days ago)
Versions: 1
Dependent Packages: 2
Dependent Repositories: 3
Downloads: 52 Last month
Rankings:
- Stargazers count: 1.027%
- Forks count: 1.245%
- Dependent repos count: 6.341%
- Dependent packages count: 8.834%
- Average: 13.591%
- Downloads: 50.508%
Maintainers (1)
- guybedford

repo1.maven.org: org.webjars.bowergithub.acornjs:acorn

WebJar for acorn

Homepage: https://www.webjars.org
Documentation: https://appdoc.app/artifact/org.webjars.bowergithub.acornjs/acorn/
Licenses: MIT
Latest release: 8.7.0 (published about 4 years ago)
Last Synced: 2026-03-20T18:30:52.885Z (7 days ago)
Versions: 5
Dependent Packages: 2
Dependent Repositories: 0
Rankings:
- Stargazers count: 2.5%
- Forks count: 4.946%
- Average: 15.447%
- Dependent packages count: 22.361%
- Dependent repos count: 31.98%

repo1.maven.org: org.webjars.npm:acorn

WebJar for acorn

Homepage: https://www.webjars.org
Documentation: https://appdoc.app/artifact/org.webjars.npm/acorn/
Licenses: MIT
Latest release: 8.16.0 (published about 1 month ago)
Last Synced: 2026-03-20T18:30:49.005Z (7 days ago)
Versions: 58
Dependent Packages: 48
Dependent Repositories: 0
Rankings:
- Dependent packages count: 1.4%
- Average: 16.69%
- Dependent repos count: 31.98%

repo1.maven.org: org.webjars.bower:acorn

WebJar for acorn

Homepage: http://webjars.org
Documentation: https://appdoc.app/artifact/org.webjars.bower/acorn/
Licenses: MIT
Latest release: 2.7.0 (published over 7 years ago)
Last Synced: 2026-03-20T18:30:49.951Z (7 days ago)
Versions: 1
Dependent Packages: 1
Dependent Repositories: 0
Rankings:
- Stargazers count: 2.5%
- Forks count: 4.946%
- Average: 17.856%
- Dependent repos count: 31.98%
- Dependent packages count: 31.998%

repo1.maven.org: org.webjars.npm:acorn-loose

WebJar for acorn-loose

Homepage: https://www.webjars.org
Documentation: https://appdoc.app/artifact/org.webjars.npm/acorn-loose/
Licenses: MIT
Latest release: 6.1.0 (published about 4 years ago)
Last Synced: 2026-03-20T18:30:52.898Z (7 days ago)
Versions: 1
Dependent Packages: 1
Dependent Repositories: 0
Rankings:
- Stargazers count: 2.5%
- Forks count: 4.946%
- Average: 17.856%
- Dependent repos count: 31.98%
- Dependent packages count: 31.998%

npmjs.org: acorn-pipeline

Acorn plugin to parse JavaScript pipeline operator (|>)

Homepage: https://github.com/acornjs/acorn/tree/master/acorn-pipeline
Licenses: MIT
Latest release: 1.0.0-rc.1 (published 11 months ago)
Last Synced: 2026-03-20T18:30:56.021Z (7 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 4 Last month
Rankings:
- Downloads: 21.124%
- Dependent repos count: 24.682%
- Average: 27.144%
- Dependent packages count: 35.626%
Maintainers (1)
- dhanarajb

npmjs.org: acorn-m

ECMAScript parser

Homepage: https://github.com/acornjs/acorn
Licenses: MIT
Latest release: 8.15.0 (published 9 months ago)
Last Synced: 2026-03-20T18:30:54.614Z (7 days ago)
Versions: 2
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 6 Last month
Rankings:
- Dependent repos count: 24.363%
- Average: 29.76%
- Dependent packages count: 35.158%
Maintainers (1)
- ifonin

repo1.maven.org: org.mvnpm:acorn-loose

Error-tolerant ECMAScript parser

Homepage: https://github.com/acornjs/acorn
Documentation: https://appdoc.app/artifact/org.mvnpm/acorn-loose/
Licenses: MIT
Latest release: 8.5.2 (published 3 days ago)
Last Synced: 2026-03-24T12:30:33.166Z (3 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 29.744%
- Average: 36.134%
- Dependent packages count: 42.523%

repo1.maven.org: org.mvnpm:acorn

ECMAScript parser

Homepage: https://github.com/acornjs/acorn
Documentation: https://appdoc.app/artifact/org.mvnpm/acorn/
Licenses: MIT
Latest release: 8.16.0 (published about 1 month ago)
Last Synced: 2026-03-20T18:30:45.269Z (7 days ago)
Versions: 18
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 30.188%
- Average: 36.674%
- Dependent packages count: 43.159%

guix: node-acorn

Javascript-based Javascript parser

Homepage: https://github.com/acornjs/acorn/tree/master/acorn
Documentation: https://git.savannah.gnu.org/cgit/guix.git/tree/gnu/packages/node-xyz.scm#n45
Licenses: expat
Latest release: 8.7.1 (published 25 days ago)
Last Synced: 2026-03-02T20:21:56.103Z (25 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

Dependencies

acorn-loose/package.json npm

acorn ^8.5.0

package.json npm

@rollup/plugin-buble ^0.21.3 development
@unicode/unicode-14.0.0 ^1.2.1 development
eslint ^7.32.0 development
eslint-config-standard ^16.0.3 development
eslint-plugin-import ^2.2.0 development
eslint-plugin-node ^11.1.0 development
eslint-plugin-promise ^5.2.0 development
rollup ^2.60.2 development
test262 git+https://github.com/tc39/test262.git#f0bf5dfcea7bce15eb4f7e0b0e97b2a5f3e830c5 development
test262-parser-runner ^0.5.0 development

test/bench/package.json npm

acorn *
babylon *
benchtable ^0.1.0
esprima *
flow-parser *
traceur *
typescript *
yargs ^8.0.1

.github/workflows/ci.yml actions

actions/checkout v3 composite
actions/setup-node v3 composite

acorn/package.json npm

acorn/src/package.json npm

acorn-loose/src/package.json npm

acorn-walk/package.json npm

acorn-walk/src/package.json npm

ecosyste.ms

Data

Tools

Indexes

Applications

Experiments

Summary

https://github.com/acornjs/acorn

Repository metadata:

Owner metadata:

GitHub Events

Total

Last Year

Committers metadata

Issue and Pull Request metadata

Top Issue Authors

Top Pull Request Authors

Top Issue Labels

Top Pull Request Labels

Package metadata

npmjs.org: acorn

npmjs.org: acorn-walk

npmjs.org: acorn-loose

npmjs.org: objj-parser

repo1.maven.org: org.webjars.npm:acorn-walk

npmjs.org: fork-acorn-optional-chaining

repo1.maven.org: org.webjars.bowergithub.acornjs:acorn

repo1.maven.org: org.webjars.npm:acorn

repo1.maven.org: org.webjars.bower:acorn

repo1.maven.org: org.webjars.npm:acorn-loose

npmjs.org: acorn-pipeline

npmjs.org: acorn-m

repo1.maven.org: org.mvnpm:acorn-loose

repo1.maven.org: org.mvnpm:acorn

guix: node-acorn

Dependencies