https://github.com/terser/terser

compressor es6 javascript mangler parser uglifyjs

Score: 37.63046021328936

Last synced: about 11 hours ago
JSON representation

Repository metadata:

🗜 JavaScript parser, mangler and compressor toolkit for ES6+

Host: GitHub
URL: https://github.com/terser/terser
Owner: terser
License: other
Created: 2015-01-11T16:06:46.000Z (over 11 years ago)
Default Branch: master
Last Pushed: 2026-08-22T21:00:48.000Z (4 days ago)
Last Synced: 2026-08-22T21:51:51.366Z (4 days ago)
Topics: compressor, es6, javascript, mangler, parser, uglifyjs
Language: JavaScript
Homepage: https://terser.org
Size: 13.1 MB
Stars: 9,324
Watchers: 49
Forks: 469
Open Issues: 347
Metadata Files:
- Readme: README.md
- Changelog: CHANGELOG.md
- Contributing: CONTRIBUTING.md
- Funding: .github/FUNDING.yml
- License: LICENSE
- Security: SECURITY.md
Funding:
- Open collective: terser

Owner metadata:

Name: terser
Login: terser
Email:
Kind: organization
Description: Home of the JavaScript parser, mangler and compressor toolkit for ES6+
Website: https://terser.org
Location:
Twitter:
Company:
Icon url: https://avatars.githubusercontent.com/u/43502240?v=4
Repositories: 9
Last Synced at: 2024-10-29T20:08:18.766Z
Profile URL: https://github.com/terser

GitHub Events

Total

Create event: 23
Delete event: 11
Fork event: 48
Issue comment event: 97
Issues event: 72
Pull request event: 34
Pull request review comment event: 12
Pull request review event: 12
Push event: 99
Watch event: 487
Total: 895

Last Year

Create event: 8
Delete event: 6
Fork event: 14
Issue comment event: 15
Issues event: 13
Pull request event: 6
Pull request review comment event: 1
Pull request review event: 2
Push event: 54
Watch event: 85
Total: 204

Committers metadata

Last synced: 7 days ago

Total Commits: 3,253
Total Committers: 266
Avg Commits per committer: 12.229
Development Distribution Score (DDS): 0.656

Commits in past year: 62
Committers in past year: 7
Avg Commits per committer in past year: 8.857
Development Distribution Score (DDS) in past year: 0.129

Name	Email	Commits
Fábio Santos	f**t@g**m	1120
Alex Lam S.L	a**l@g**m	759
Mihai Bazon	m**i@b**t	517
kzc	k****c	241
Anthony Van de Gejuchte	a**t@g**m	90
Richard van Velzen	r**n@e**m	36
Andrey Chalkin	L**a@g**m	35
renovate[bot]	2****]	23
Richard van Velzen	r**1@g**m	23
Justin Ridgewell	j**n@r**e	23
Mikhail Bodrov	b**a@y**u	16
Ingvar Stepanyan	m**e@r**m	10
Björgvin Ragnarsson	n**p@g**m	8
Dan Wolff	d**f@g**m	7
Justin Lau	j**n@t**m	6
Ondřej Španěl	O****l	6
Dahan Gong	g**5@q**m	5
Samuel Reed	s**d@g**m	5
Artemy Tregubenko	m**e@a**e	4
Tal Ater	t**l@t**m	4
dependabot-preview[bot]	2****]	4
Rogério Vicente	r**l@g**m	4
Michael Ficarra	m**a@g**m	4
龙腾道	L**o@L**m	3
olsonpm	o****m	3
dependabot[bot]	4****]	3
Ville Lautanala	l**s@g**m	3
Arnavion	a**n@g**m	3
Steven	s**9@k**m	3
Mattias Buelens	m**s@b**m	3
and 236 more...

Issue and Pull Request metadata

Last synced: 1 day ago

Total issues: 300
Total pull requests: 216
Average time to close issues: 8 months
Average time to close pull requests: 4 months
Total issue authors: 232
Total pull request authors: 94
Average comments per issue: 2.45
Average comments per pull request: 1.51
Merged pull request: 117
Bot issues: 2
Bot pull requests: 59

Past year issues: 30
Past year pull requests: 43
Past year average time to close issues: 20 days
Past year average time to close pull requests: about 1 month
Past year issue authors: 27
Past year pull request authors: 23
Past year average comments per issue: 1.37
Past year average comments per pull request: 0.28
Past year merged pull request: 5
Past year bot issues: 0
Past year bot pull requests: 15

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

Top Issue Authors

dead-claudia (10)
p51lee (9)
fabiosantoscode (5)
AshleyScirra (4)
nicolo-ribaudo (4)
alexander-akait (4)
danieltroger (4)
NullVoxPopuli (3)
kkmuffme (3)
cuixiping (3)
michaele-blend (3)
iccir (3)
jespertheend (3)
mischnic (3)
romulof (3)

Top Pull Request Authors

renovate[bot] (48)
fabiosantoscode (19)
dependabot[bot] (8)
bnf (6)
Connormiha (5)
WofWca (5)
arilotter (4)
iccir (3)
jpdutoit (3)
xxiaoxiong (3)
jridgewell (3)
jespertheend (3)
dependabot-preview[bot] (3)
aleks-ivanov (3)
L2jLiga (3)

Top Issue Labels

bug (49)
enhancement (24)
suboptimal-output (19)
good first issue (10)
compress (8)
Breaking Change (3)
modern syntax (3)
discussion (2)
mangle (2)
format (1)

Top Pull Request Labels

dependencies (11)
enhancement (1)
help wanted (1)

Package metadata

Total packages: 9
Total downloads:
- npm: 304,049,229 last-month
Total docker downloads: 8,251,669,162
Total dependent packages: 9,186 (may contain duplicates)
Total dependent repositories: 1,771,736 (may contain duplicates)
Total versions: 700
Total maintainers: 6
Total advisories: 1

npmjs.org: terser

JavaScript parser, mangler/compressor and beautifier toolkit for ES6+

Homepage: https://terser.org
Licenses: BSD-2-Clause
Latest release: 5.50.0 (published 15 days ago)
Last Synced: 2026-08-26T09:24:51.702Z (about 16 hours ago)
Versions: 207
Dependent Packages: 9,173
Dependent Repositories: 1,771,735
Downloads: 304,049,154 Last month
Docker Downloads: 8,251,669,162
Rankings:
- Downloads: 0.009%
- Docker downloads count: 0.01%
- Dependent packages count: 0.01%
- Dependent repos count: 0.019%
- Average: 0.497%
- Stargazers count: 1.093%
- Forks count: 1.84%
Maintainers (1)
- fabiosantoscode
Advisories:
- Terser insecure use of regular expressions leads to ReDoS

proxy.golang.org: github.com/terser/terser

Homepage:
Documentation: https://pkg.go.dev/github.com/terser/terser#section-documentation
Licenses: other
Latest release: v5.50.0+incompatible (published 15 days ago)
Last Synced: 2026-08-24T13:53:00.328Z (2 days ago)
Versions: 386
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Stargazers count: 0.662%
- Forks count: 1.382%
- Average: 4.774%
- Dependent packages count: 7.692%
- Dependent repos count: 9.361%

repo1.maven.org: org.webjars.npm:terser

WebJar for terser

Homepage: https://www.webjars.org
Documentation: https://appdoc.app/artifact/org.webjars.npm/terser/
Licenses: BSD-2-Clause
Latest release: 5.49.2 (published 16 days ago)
Last Synced: 2026-08-25T13:36:23.661Z (1 day ago)
Versions: 36
Dependent Packages: 10
Dependent Repositories: 1
Rankings:
- Stargazers count: 3.265%
- Dependent packages count: 6.099%
- Average: 10.098%
- Forks count: 10.256%
- Dependent repos count: 20.775%

npmjs.org: @shawlocke/terser-minify

JavaScript parser, minifier and beautifier toolkit for ES6+ which strip out mangle and compress

Homepage: https://terser.org
Licenses: BSD-2-Clause
Latest release: 5.14.6 (published about 4 years ago)
Last Synced: 2026-08-24T14:01:33.495Z (2 days ago)
Versions: 4
Dependent Packages: 1
Dependent Repositories: 0
Downloads: 20 Last month
Rankings:
- Stargazers count: 1.44%
- Forks count: 2.381%
- Average: 15.121%
- Dependent packages count: 16.22%
- Dependent repos count: 25.306%
- Downloads: 30.261%
Maintainers (1)
- shawlocke

npmjs.org: @jonahsnider/amongus-terser

JavaScript parser, mangler/compressor and beautifier toolkit for ES6+

Homepage: https://terser.org
Licenses: BSD-2-Clause
Latest release: 5.11.1 (published over 4 years ago)
Last Synced: 2026-08-25T13:47:12.091Z (1 day ago)
Versions: 2
Dependent Packages: 1
Dependent Repositories: 0
Downloads: 11 Last month
Rankings:
- Stargazers count: 1.377%
- Forks count: 2.247%
- Dependent packages count: 16.224%
- Average: 16.747%
- Dependent repos count: 25.328%
- Downloads: 38.558%
Maintainers (1)
- jonahsnider

npmjs.org: @volkovasystem/terser

JavaScript parser, mangler/compressor and beautifier toolkit for ES6+

Homepage: https://terser.org
Licenses: BSD-2-Clause
Latest release: 4.6.13 (published over 6 years ago)
Last Synced: 2026-08-25T13:42:54.731Z (1 day ago)
Versions: 1
Dependent Packages: 1
Dependent Repositories: 0
Downloads: 11 Last month
Rankings:
- Stargazers count: 1.377%
- Forks count: 2.249%
- Dependent packages count: 16.224%
- Average: 19.28%
- Dependent repos count: 25.328%
- Downloads: 51.222%
Maintainers (1)
- volkova

npmjs.org: @depup/terser

[DepUp] JavaScript parser, mangler/compressor and beautifier toolkit for ES6+

Homepage: https://terser.org
Licenses: BSD-2-Clause
Latest release: 5.46.1-depup.0 (published 5 months ago)
Last Synced: 2026-08-24T14:17:02.910Z (2 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 6 Last month
Rankings:
- Dependent repos count: 22.409%
- Average: 27.355%
- Dependent packages count: 32.302%
Maintainers (1)
- chiefmikey

npmjs.org: @mlgq/test-hook-package

JavaScript parser, mangler/compressor and beautifier toolkit for ES6+

Homepage: https://terser.org
Licenses: BSD-2-Clause
Latest release: 1.0.7 (published over 2 years ago)
Last Synced: 2026-08-25T13:55:33.100Z (1 day ago)
Versions: 7
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 27 Last month
Rankings:
- Dependent repos count: 30.385%
- Average: 36.94%
- Dependent packages count: 43.494%
Maintainers (1)
- mlgq

repo1.maven.org: org.mvnpm:terser

JavaScript parser, mangler/compressor and beautifier toolkit for ES6+

Homepage: https://terser.org
Documentation: https://appdoc.app/artifact/org.mvnpm/terser/
Licenses: BSD-2-Clause
Latest release: 5.50.0 (published 14 days ago)
Last Synced: 2026-08-25T13:35:25.922Z (1 day ago)
Versions: 56
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 34.476%
- Average: 41.885%
- Dependent packages count: 49.295%

Dependencies

.github/workflows/ci.yml actions

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

package-lock.json npm

220 dependencies

package.json npm

@ls-lint/ls-lint ^1.10.0 development
astring ^1.7.5 development
eslint ^7.32.0 development
eslump ^3.0.0 development
esm ^3.2.25 development
mocha ^9.2.0 development
pre-commit ^1.2.2 development
rimraf ^3.0.2 development
rollup 2.56.3 development
semver ^7.3.4 development
source-map ~0.8.0-beta.0 development
@jridgewell/source-map ^0.3.2
acorn ^8.5.0
commander ^2.20.0
source-map-support ~0.5.20

bin/package.json npm

ecosyste.ms

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Summary

https://github.com/terser/terser

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: terser

proxy.golang.org: github.com/terser/terser

repo1.maven.org: org.webjars.npm:terser

npmjs.org: @shawlocke/terser-minify

npmjs.org: @jonahsnider/amongus-terser

npmjs.org: @volkovasystem/terser

npmjs.org: @depup/terser

npmjs.org: @mlgq/test-hook-package

repo1.maven.org: org.mvnpm:terser

Dependencies