https://github.com/csstree/csstree

ast css css-parser fast generator lexer parser w3c walker

Score: 33.42959992758165

Last synced: about 12 hours ago
JSON representation

Repository metadata:

A tool set for CSS including fast detailed parser, walker, generator and lexer based on W3C specs and browser implementations

Host: GitHub
URL: https://github.com/csstree/csstree
Owner: csstree
License: mit
Created: 2016-09-02T16:03:01.000Z (almost 10 years ago)
Default Branch: master
Last Pushed: 2026-03-05T14:58:51.000Z (6 months ago)
Last Synced: 2026-08-20T07:37:02.734Z (7 days ago)
Topics: ast, css, css-parser, fast, generator, lexer, parser, w3c, walker
Language: JavaScript
Homepage: https://csstree.github.io/docs/
Size: 2.93 MB
Stars: 2,116
Watchers: 23
Forks: 129
Open Issues: 71
Metadata Files:
- Readme: README.md
- Changelog: CHANGELOG.md
- Funding: .github/FUNDING.yml
- License: LICENSE
Funding:
- Open collective: csstree

Owner metadata:

Name: CSSTree
Login: csstree
Email:
Kind: organization
Description: Fast detailed CSS parser and related projects
Website: https://twitter.com/csstree
Location:
Twitter:
Company:
Icon url: https://avatars.githubusercontent.com/u/18097402?v=4
Repositories: 12
Last Synced at: 2024-10-30T07:10:22.234Z
Profile URL: https://github.com/csstree

GitHub Events

Total

Create event: 2
Delete event: 1
Fork event: 14
Issue comment event: 133
Issues event: 50
Pull request event: 48
Pull request review comment event: 15
Pull request review event: 14
Push event: 31
Release event: 2
Watch event: 149
Total: 459

Last Year

Fork event: 1
Issue comment event: 3
Issues event: 10
Pull request event: 3
Pull request review event: 1
Push event: 7
Watch event: 25
Total: 50

Committers metadata

Last synced: 7 days ago

Total Commits: 1,211
Total Committers: 30
Avg Commits per committer: 40.367
Development Distribution Score (DDS): 0.038

Commits in past year: 17
Committers in past year: 5
Avg Commits per committer in past year: 3.4
Development Distribution Score (DDS) in past year: 0.294

Name	Email	Commits
Roman Dvornov	r**v@g**m	1165
Nicholas C. Zakas	n**s@h**m	5
Bramus!	b**s@b**s	4
David	s**7@p**m	4
Lazar Ljubenović	l**c@f**s	2
Evgeni Dmitriev	t****i	2
Ryo Matsukawa	7****a	2
Pamela Lozano	3****6	2
Sergej Müller	s****r	2
silverwind	m**e@s**o	2
skyclouds2001	9****1	2
Artyom Lvov	a**v@a**u	1
Peter Bengtsson	p**e@m**m	1
Adam Conrad	4****d	1
Alexandru Bereghici	a****i	1
Azat S.	t**o@a**o	1
Ben Limmer	6****r	1
Constantine Genchevsky	c**n@g**m	1
Fuqiao Xue	x**q@w**g	1
James Stuckey Weber	j**w@g**m	1
Justin Braithwaite	j**e@g**m	1
Philip Schatz	p**l@c**g	1
Romain Menke	1****e	1
Sergey Melyukov	s**v@g**m	1
Valtteri Laitinen	d**v@v**i	1
denisx	g**m@d**m	1
strarsis	s**s@g**m	1
vladimir	d**a@g**m	1
xiaoboost	x**t@q**m	1
xiaoluoboding	x**g@g**m	1

Issue and Pull Request metadata

Last synced: 1 day ago

Total issues: 140
Total pull requests: 98
Average time to close issues: 11 months
Average time to close pull requests: 3 months
Total issue authors: 74
Total pull request authors: 31
Average comments per issue: 2.34
Average comments per pull request: 1.46
Merged pull request: 30
Bot issues: 0
Bot pull requests: 6

Past year issues: 7
Past year pull requests: 10
Past year average time to close issues: 6 months
Past year average time to close pull requests: N/A
Past year issue authors: 6
Past year pull request authors: 10
Past year average comments per issue: 0.71
Past year average comments per pull request: 0.2
Past year merged pull request: 0
Past year bot issues: 0
Past year bot pull requests: 0

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

Top Issue Authors

romainmenke (12)
tidoust (10)
scripthunter7 (9)
lahmatiy (8)
nzakas (6)
shellscape (5)
bramus (5)
carlosjeurissen (4)
jogibear9988 (4)
pyoor (3)
asamuzaK (3)
bartveneman (3)
domenic (2)
ryo-manba (2)
PavelFil (2)

Top Pull Request Authors

skyclouds2001 (17)
nzakas (17)
scripthunter7 (9)
romainmenke (6)
dependabot[bot] (6)
bramus (6)
ryo-manba (4)
pamelalozano16 (4)
Mouvedia (3)
denisx (2)
jamesnw (2)
kraftbj (2)
azat-io (2)
apoorva-01 (1)
henrikhorluck (1)

Top Issue Labels

parser (20)
enhancement (16)
syntax definition (12)
bug (10)
feature request (9)
lexer (9)
syntax (7)
generator (5)
wontfix (5)
tokenizer (4)
utils (3)
spec compliance (3)
duplicate (3)
help wanted (2)
docs (2)
question (1)
ast (1)
more details needed (1)

Top Pull Request Labels

dependencies (6)

Package metadata

Total packages: 14
Total downloads:
- npm: 427,400,611 last-month
Total docker downloads: 4,597,155,311
Total dependent packages: 827 (may contain duplicates)
Total dependent repositories: 2,569,508 (may contain duplicates)
Total versions: 140
Total maintainers: 6

npmjs.org: css-tree

A tool set for CSS: fast detailed parser (CSS → AST), walker (AST traversal), generator (AST → CSS) and lexer (validation and matching) based on specs and browser implementations

Homepage: https://github.com/csstree/csstree#readme
Licenses: MIT
Latest release: 3.2.1 (published 6 months ago)
Last Synced: 2026-08-24T10:25:17.617Z (3 days ago)
Versions: 60
Dependent Packages: 820
Dependent Repositories: 2,569,508
Downloads: 427,397,255 Last month
Docker Downloads: 4,597,155,311
Rankings:
- Dependent repos count: 0.009%
- Downloads: 0.011%
- Docker downloads count: 0.027%
- Dependent packages count: 0.081%
- Average: 0.865%
- Stargazers count: 2.007%
- Forks count: 3.053%
Maintainers (2)
- lahmatiy
- smelukov

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

Homepage:
Documentation: https://pkg.go.dev/github.com/csstree/csstree#section-documentation
Licenses: mit
Latest release: v3.2.1+incompatible (published 6 months ago)
Last Synced: 2026-08-24T10:15:05.385Z (3 days ago)
Versions: 55
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent packages count: 9.016%
- Average: 9.591%
- Dependent repos count: 10.166%

repo1.maven.org: org.webjars.npm:css-tree

WebJar for css-tree

Homepage: https://www.webjars.org
Documentation: https://appdoc.app/artifact/org.webjars.npm/css-tree/
Licenses: MIT
Latest release: 3.2.1 (published 3 months ago)
Last Synced: 2026-08-25T10:06:04.493Z (1 day ago)
Versions: 7
Dependent Packages: 7
Dependent Repositories: 0
Rankings:
- Stargazers count: 7.822%
- Dependent packages count: 9.331%
- Forks count: 13.759%
- Average: 15.723%
- Dependent repos count: 31.98%

npmjs.org: @depup/css-tree

A tool set for CSS: fast detailed parser (CSS → AST), walker (AST traversal), generator (AST → CSS) and lexer (validation and matching) based on specs and browser implementations (with updated dependencies)

Homepage: https://github.com/csstree/csstree#readme
Licenses: MIT
Latest release: 3.2.1-depup.6 (published 10 days ago)
Last Synced: 2026-08-24T14:58:19.042Z (2 days ago)
Versions: 6
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 663 Last month
Rankings:
- Dependent repos count: 22.409%
- Average: 27.355%
- Dependent packages count: 32.302%
Maintainers (1)
- chiefmikey

npmjs.org: css-tree-v2

将mdn-data由2.0.14升级到2.0.23

Homepage: https://github.com/csstree/csstree#readme
Licenses: MIT
Latest release: 1.1.3 (published 8 months ago)
Last Synced: 2026-08-24T10:32:49.014Z (3 days ago)
Versions: 2
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 58 Last month
Rankings:
- Dependent repos count: 22.723%
- Average: 27.739%
- Dependent packages count: 32.754%
Maintainers (1)
- weijian1008

npmjs.org: aiot-css-tree

A tool set for CSS: fast detailed parser (CSS → AST), walker (AST traversal), generator (AST → CSS) and lexer (validation and matching) based on specs and browser implementations

Homepage: https://github.com/csstree/csstree#readme
Licenses: MIT
Latest release: 3.0.0 (published almost 2 years ago)
Last Synced: 2026-08-24T10:40:46.023Z (3 days ago)
Versions: 2
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 2,567 Last month
Rankings:
- Dependent repos count: 25.702%
- Average: 31.478%
- Dependent packages count: 37.254%
Maintainers (1)
- yinhunfeixue

npmjs.org: css-tree-nup

A tool set for CSS: fast detailed parser (CSS → AST), walker (AST traversal), generator (AST → CSS) and lexer (validation and matching) based on specs and browser implementations

Homepage: https://github.com/csstree/csstree
Status: unpublished
Licenses: MIT
Latest release: 3.0.1 (published almost 2 years ago)
Last Synced: 2026-08-24T10:53:00.554Z (3 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 68 Last month
Rankings:
- Dependent repos count: 25.787%
- Average: 31.619%
- Dependent packages count: 37.45%
Maintainers (1)
- quartinal

ubuntu-23.10: node-css-tree

Homepage: https://github.com/csstree/csstree
Licenses:
Latest release: 2.3.0-1 (published 6 months ago)
Last Synced: 2026-03-13T16:21:54.011Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

debian-13: node-css-tree

Homepage: https://github.com/csstree/csstree
Documentation: https://packages.debian.org/trixie/node-css-tree
Licenses:
Latest release: 2.3.1-1 (published 7 months ago)
Last Synced: 2026-03-13T12:09:10.936Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

ubuntu-23.04: node-css-tree

Homepage: https://github.com/csstree/csstree
Licenses:
Latest release: 2.3.0-1 (published 7 months ago)
Last Synced: 2026-03-11T10:42:46.755Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

ubuntu-24.04: node-css-tree

Homepage: https://github.com/csstree/csstree
Licenses:
Latest release: 2.3.1-1 (published 7 months ago)
Last Synced: 2026-08-10T09:14:22.083Z (17 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

ubuntu-22.04: node-css-tree

Homepage: https://github.com/csstree/csstree
Licenses:
Latest release: 2.0.4-3 (published 7 months ago)
Last Synced: 2026-03-07T15:38:09.875Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

ubuntu-24.10: node-css-tree

Homepage: https://github.com/csstree/csstree
Licenses:
Latest release: 2.3.1-1 (published 6 months ago)
Last Synced: 2026-03-13T11:19:18.668Z (6 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

debian-12: node-css-tree

Homepage: https://github.com/csstree/csstree
Documentation: https://packages.debian.org/bookworm/node-css-tree
Licenses: mit
Latest release: 2.3.0-1 (published 7 months ago)
Last Synced: 2026-07-27T07:01:09.993Z (about 1 month ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

Dependencies

.github/workflows/build.yml actions

actions/checkout v2 composite
actions/setup-node v2 composite
coverallsapp/github-action 1.1.3 composite

package-lock.json npm

188 dependencies

package.json npm

c8 ^7.12.0 development
clap ^2.0.1 development
esbuild ^0.14.53 development
eslint ^8.4.1 development
json-to-ast ^2.1.0 development
mocha ^9.2.2 development
rollup ^2.68.0 development
mdn-data 2.0.30
source-map-js ^1.0.1

ecosyste.ms

Data

Tools

Indexes

Applications

Experiments

Summary

https://github.com/csstree/csstree

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: css-tree

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

repo1.maven.org: org.webjars.npm:css-tree

npmjs.org: @depup/css-tree

npmjs.org: css-tree-v2

npmjs.org: aiot-css-tree

npmjs.org: css-tree-nup

ubuntu-23.10: node-css-tree

debian-13: node-css-tree

ubuntu-23.04: node-css-tree

ubuntu-24.04: node-css-tree

ubuntu-22.04: node-css-tree

ubuntu-24.10: node-css-tree

debian-12: node-css-tree

Dependencies