https://github.com/lark-parser/lark
cyk earley grammar lalr lark parse parser parser-library parsing-engine parsing-library python tree
Score: 34.177554563081266
Last synced: about 13 hours ago
JSON representation
Repository metadata:
Lark is a parsing toolkit for Python, built with a focus on ergonomics, performance and modularity.
- Host: GitHub
- URL: https://github.com/lark-parser/lark
- Owner: lark-parser
- License: mit
- Created: 2017-02-04T20:38:59.000Z (over 9 years ago)
- Default Branch: master
- Last Pushed: 2026-05-10T14:26:26.000Z (8 days ago)
- Last Synced: 2026-05-15T12:18:52.727Z (4 days ago)
- Topics: cyk, earley, grammar, lalr, lark, parse, parser, parser-library, parsing-engine, parsing-library, python, tree
- Language: Python
- Homepage:
- Size: 2.68 MB
- Stars: 5,879
- Watchers: 55
- Forks: 469
- Open Issues: 137
-
Metadata Files:
- Readme: README.md
- Changelog: CHANGELOG.md
- Funding: .github/FUNDING.yml
- License: LICENSE
-
Funding:
- Github: lark-parser
Owner metadata:
- Name: Lark - Parsing Library & Toolkit
- Login: lark-parser
- Email:
- Kind: organization
- Description:
- Website:
- Location:
- Twitter:
- Company:
- Icon url: https://avatars.githubusercontent.com/u/38646335?v=4
- Repositories: 11
- Last Synced at: 2026-03-02T09:14:07.641Z
- Profile URL: https://github.com/lark-parser
GitHub Events
Total
- Create event: 7
- Discussion event: 1
- Fork event: 49
- Issue comment event: 237
- Issues event: 70
- Pull request event: 47
- Pull request review comment event: 28
- Pull request review event: 37
- Push event: 30
- Release event: 1
- Watch event: 666
- Total: 1173
Last Year
- Create event: 5
- Discussion event: 1
- Fork event: 15
- Issue comment event: 62
- Issues event: 20
- Pull request event: 14
- Pull request review comment event: 7
- Pull request review event: 12
- Push event: 16
- Release event: 1
- Watch event: 257
- Total: 410
Committers metadata
Last synced: 4 days ago
Total Commits: 1,656
Total Committers: 134
Avg Commits per committer: 12.358
Development Distribution Score (DDS): 0.359
Commits in past year: 22
Committers in past year: 7
Avg Commits per committer in past year: 3.143
Development Distribution Score (DDS) in past year: 0.409
| Name | Commits | |
|---|---|---|
| Erez Shinan | e****t@g****m | 1061 |
| MegaIng1 | t****p@h****e | 136 |
| Chanic Panic | c****c@g****m | 47 |
| julienmalard | j****d@m****a | 37 |
| Sasank Chilamkurthy | s****y@g****m | 24 |
| Patrick Lannigan | p****n@g****m | 22 |
| night199uk | n****k@h****m | 21 |
| Kaspar Emanuel | k****l@g****m | 19 |
| konstantin | k****n@h****e | 16 |
| evandrocoan | e****n@h****m | 11 |
| Henry Schreiner | h****i@g****m | 9 |
| KmolYuan | p****s@g****m | 9 |
| ThatXliner | 6****r | 8 |
| Nicholas Chammas | n****s@g****m | 8 |
| Michael Makukha | m****a@g****m | 6 |
| Rogdham | c****t@r****t | 6 |
| Ken Lauer | k****r@s****u | 5 |
| Michael Käufl | m****k | 5 |
| decorator-factory | 4****y | 5 |
| marcin | m****t@g****m | 5 |
| Dmitry Gritsenko | k****5@y****u | 5 |
| Jan Rydzewski | S****s | 4 |
| ornariece | 2****e | 4 |
| starwarswii | s****i | 4 |
| Rob Rose | R****s@g****m | 4 |
| Peter Wienemann | f****v@p****e | 4 |
| PJCampi | p****o@g****m | 4 |
| Louis Dubois | l****o@p****m | 4 |
| Jitendra Mishra | j****a@g****m | 4 |
| Gary Geng | g****o@g****m | 4 |
| and 104 more... | ||
Issue and Pull Request metadata
Last synced: 6 days ago
Total issues: 249
Total pull requests: 170
Average time to close issues: 6 months
Average time to close pull requests: about 1 month
Total issue authors: 192
Total pull request authors: 60
Average comments per issue: 3.64
Average comments per pull request: 3.55
Merged pull request: 111
Bot issues: 0
Bot pull requests: 1
Past year issues: 18
Past year pull requests: 20
Past year average time to close issues: 29 days
Past year average time to close pull requests: about 2 months
Past year issue authors: 18
Past year pull request authors: 12
Past year average comments per issue: 2.11
Past year average comments per pull request: 2.2
Past year merged pull request: 8
Past year bot issues: 0
Past year bot pull requests: 0
Top Issue Authors
- erezsh (10)
- Daniel63656 (6)
- aspizu (5)
- Fxztam (5)
- davidmcnabnz (5)
- synalice (4)
- RevanthRameshkumar (4)
- makukha (3)
- FruitfulApproach (3)
- wiene (2)
- kyouko-taiga (2)
- bcr (2)
- tom-huntington (2)
- mgorny (2)
- weaversam8 (2)
Top Pull Request Authors
- erezsh (57)
- MegaIng (18)
- chanicpanic (8)
- nchammas (6)
- jmishra01 (4)
- henryiii (3)
- Andrej730 (2)
- 414owen (2)
- hrnciar (2)
- tybug (2)
- AiStudent (2)
- Niki4tap (2)
- sakshamwithweb (2)
- rlouf (2)
- bcmeireles (2)
Top Issue Labels
- question (88)
- enhancement (38)
- bug (13)
- Earley (9)
- add to docs (6)
- good first issue (6)
- help wanted (5)
- discussion (5)
- docs (3)
- IDE (1)
Top Pull Request Labels
- docs (1)
- dependencies (1)
Package metadata
- Total packages: 30
-
Total downloads:
- conda: 3,763
- pypi: 77,634,381 last-month
- Total docker downloads: 786,749,566
- Total dependent packages: 432 (may contain duplicates)
- Total dependent repositories: 2,947 (may contain duplicates)
- Total versions: 135
- Total maintainers: 2
pypi.org: lark-parser
a modern parsing library
- Homepage: https://github.com/lark-parser/lark
- Documentation: https://lark-parser.readthedocs.io/
- Licenses: MIT
- Latest release: 0.12.0 (published over 4 years ago)
- Last Synced: 2026-05-16T06:00:55.637Z (3 days ago)
- Versions: 66
- Dependent Packages: 111
- Dependent Repositories: 973
- Downloads: 4,204,995 Last month
- Docker Downloads: 759,238,706
-
Rankings:
- Docker downloads count: 0.097%
- Dependent packages count: 0.154%
- Downloads: 0.366%
- Dependent repos count: 0.372%
- Average: 0.802%
- Stargazers count: 1.112%
- Forks count: 2.713%
- Maintainers (1)
pypi.org: lark
a modern parsing library
- Homepage: https://github.com/lark-parser/lark
- Documentation: https://lark.readthedocs.io/
- Licenses: MIT
- Latest release: 1.3.1 (published 7 months ago)
- Last Synced: 2026-05-16T15:13:44.152Z (2 days ago)
- Versions: 20
- Dependent Packages: 302
- Dependent Repositories: 1,968
- Downloads: 73,429,386 Last month
- Docker Downloads: 27,510,860
-
Rankings:
- Dependent packages count: 0.115%
- Downloads: 0.155%
- Dependent repos count: 0.251%
- Docker downloads count: 0.568%
- Average: 0.819%
- Stargazers count: 1.112%
- Forks count: 2.713%
- Maintainers (1)
alpine-v3.18: py3-lark-parser-pyc
Precompiled Python bytecode for py3-lark-parser
- Homepage: https://github.com/lark-parser/lark
- Licenses: MIT
- Latest release: 0.11.3-r3 (published about 3 years ago)
- Last Synced: 2026-04-09T02:08:22.719Z (about 1 month ago)
- Versions: 1
- Dependent Packages: 0
- Dependent Repositories: 0
-
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 2.026%
- Stargazers count: 3.74%
- Forks count: 4.364%
- Maintainers (1)
alpine-v3.18: py3-lark-parser
modern parsing library for Python, implementing Earley & LALR(1) and an easy interface
- Homepage: https://github.com/lark-parser/lark
- Licenses: MIT
- Latest release: 0.11.3-r3 (published about 3 years ago)
- Last Synced: 2026-04-08T01:05:21.883Z (about 1 month ago)
- Versions: 1
- Dependent Packages: 0
- Dependent Repositories: 0
-
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 2.026%
- Stargazers count: 3.74%
- Forks count: 4.364%
- Maintainers (1)
alpine-edge: py3-lark-parser
modern parsing library for Python, implementing Earley & LALR(1) and an easy interface
- Homepage: https://github.com/lark-parser/lark
- Licenses: MIT
- Latest release: 1.2.2-r0 (published 10 months ago)
- Last Synced: 2026-03-12T04:11:26.694Z (2 months ago)
- Versions: 7
- Dependent Packages: 1
- Dependent Repositories: 0
-
Rankings:
- Dependent repos count: 0.0%
- Stargazers count: 3.761%
- Average: 3.783%
- Forks count: 5.342%
- Dependent packages count: 6.031%
- Maintainers (1)
alpine-v3.17: py3-lark-parser
modern parsing library for Python, implementing Earley & LALR(1) and an easy interface
- Homepage: https://github.com/lark-parser/lark
- Licenses: MIT
- Latest release: 0.11.3-r1 (published over 4 years ago)
- Last Synced: 2026-03-16T03:09:57.849Z (2 months ago)
- Versions: 1
- Dependent Packages: 3
- Dependent Repositories: 0
-
Rankings:
- Dependent repos count: 0.0%
- Stargazers count: 3.531%
- Forks count: 3.958%
- Average: 4.336%
- Dependent packages count: 9.857%
- Maintainers (1)
alpine-edge: py3-lark-parser-pyc
Precompiled Python bytecode for py3-lark-parser
- Homepage: https://github.com/lark-parser/lark
- Licenses: MIT
- Latest release: 1.2.2-r0 (published 10 months ago)
- Last Synced: 2026-03-12T03:01:22.063Z (2 months ago)
- Versions: 6
- Dependent Packages: 0
- Dependent Repositories: 0
-
Rankings:
- Dependent repos count: 0.0%
- Stargazers count: 3.893%
- Forks count: 5.514%
- Average: 5.885%
- Dependent packages count: 14.133%
- Maintainers (1)
alpine-v3.16: py3-lark-parser
modern parsing library for Python, implementing Earley & LALR(1) and an easy interface
- Homepage: https://github.com/lark-parser/lark
- Licenses: MIT
- Latest release: 0.11.3-r1 (published over 4 years ago)
- Last Synced: 2026-03-12T02:10:50.464Z (2 months ago)
- Versions: 1
- Dependent Packages: 2
- Dependent Repositories: 0
-
Rankings:
- Dependent repos count: 0.0%
- Stargazers count: 2.964%
- Forks count: 3.375%
- Average: 8.413%
- Dependent packages count: 27.311%
- Maintainers (1)
conda-forge.org: lark
- Homepage: https://github.com/lark-parser/lark
- Licenses: MIT
- Latest release: 1.1.4 (published over 3 years ago)
- Last Synced: 2026-03-12T03:15:36.390Z (2 months ago)
- Versions: 8
- Dependent Packages: 11
- Dependent Repositories: 3
-
Rankings:
- Dependent packages count: 5.48%
- Stargazers count: 5.99%
- Forks count: 8.765%
- Average: 9.531%
- Dependent repos count: 17.889%
anaconda.org: lark
Lark is a parsing toolkit for Python, built with a focus on ergonomics, performance and modularity. Lark can parse all context-free languages. To put it simply, it means that it is capable of parsing almost any programming language out there, and to some degree most natural languages too.
- Homepage: https://github.com/lark-parser/lark
- Licenses: MIT
- Latest release: 1.3.1 (published 4 months ago)
- Last Synced: 2026-03-25T06:17:45.701Z (about 2 months ago)
- Versions: 4
- Dependent Packages: 2
- Dependent Repositories: 3
- Downloads: 3,763 Total
-
Rankings:
- Dependent packages count: 13.491%
- Stargazers count: 13.583%
- Forks count: 17.548%
- Average: 22.657%
- Dependent repos count: 46.005%
debian-11: python-lark
- Homepage: https://github.com/lark-parser/lark
- Documentation: https://packages.debian.org/bullseye/python-lark
- Licenses:
- Latest release: 0.10.0-1 (published 3 months ago)
- Last Synced: 2026-03-13T08:33:03.859Z (2 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: python-lark
- Homepage: https://github.com/lark-parser/lark
- Licenses:
- Latest release: 1.1.5-1 (published 3 months ago)
- Last Synced: 2026-03-12T13:16:24.494Z (2 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: python-lark
- Homepage: https://github.com/lark-parser/lark
- Licenses:
- Latest release: 1.2.2-1 (published 3 months ago)
- Last Synced: 2026-03-09T13:05:50.483Z (2 months ago)
- Versions: 1
- Dependent Packages: 0
- Dependent Repositories: 0
-
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%
ubuntu-20.04: python-lark
- Homepage: https://github.com/lark-parser/lark
- Licenses:
- Latest release: 0.8.1-1 (published 3 months ago)
- Last Synced: 2026-03-13T13:24:14.346Z (2 months ago)
- Versions: 1
- Dependent Packages: 0
- Dependent Repositories: 0
-
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%
alpine-v3.23: py3-lark-parser
modern parsing library for Python, implementing Earley & LALR(1) and an easy interface
- Homepage: https://github.com/lark-parser/lark
- Licenses: MIT
- Latest release: 1.2.2-r0 (published 10 months ago)
- Last Synced: 2026-04-09T23:05:17.956Z (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%
- Maintainers (1)
guix: python-lark
Multi-language parser for Python
- Homepage: https://github.com/lark-parser/lark
- Documentation: https://git.savannah.gnu.org/cgit/guix.git/tree/gnu/packages/python-xyz.scm#n22210
- Licenses: expat
- Latest release: 1.2.2 (published 3 months ago)
- Last Synced: 2026-04-27T16:24:50.221Z (21 days ago)
- Versions: 1
- Dependent Packages: 0
- Dependent Repositories: 0
-
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%
debian-12: python-lark
- Homepage: https://github.com/lark-parser/lark
- Documentation: https://packages.debian.org/bookworm/python-lark
- Licenses:
- Latest release: 1.1.5-1 (published 3 months ago)
- Last Synced: 2026-03-13T07:49:23.534Z (2 months ago)
- Versions: 1
- Dependent Packages: 0
- Dependent Repositories: 0
-
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%
alpine-v3.19: py3-lark-parser-pyc
Precompiled Python bytecode for py3-lark-parser
- Homepage: https://github.com/lark-parser/lark
- Licenses: MIT
- Latest release: 1.1.7-r0 (published almost 3 years ago)
- Last Synced: 2026-03-12T03:16:21.679Z (2 months ago)
- Versions: 1
- Dependent Packages: 0
- Dependent Repositories: 0
-
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%
- Maintainers (1)
alpine-v3.19: py3-lark-parser
modern parsing library for Python, implementing Earley & LALR(1) and an easy interface
- Homepage: https://github.com/lark-parser/lark
- Licenses: MIT
- Latest release: 1.1.7-r0 (published almost 3 years ago)
- Last Synced: 2026-04-08T14:05:42.517Z (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%
- Maintainers (1)
ubuntu-22.04: python-lark
- Homepage: https://github.com/lark-parser/lark
- Licenses:
- Latest release: 1.1.1-1 (published 3 months ago)
- Last Synced: 2026-03-13T21:46:46.239Z (2 months ago)
- Versions: 1
- Dependent Packages: 0
- Dependent Repositories: 0
-
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%
alpine-v3.22: py3-lark-parser-pyc
Precompiled Python bytecode for py3-lark-parser
- Homepage: https://github.com/lark-parser/lark
- Licenses: MIT
- Latest release: 1.1.9-r1 (published about 2 years ago)
- Last Synced: 2026-03-12T04:23:25.446Z (2 months ago)
- Versions: 1
- Dependent Packages: 0
- Dependent Repositories: 0
-
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%
- Maintainers (1)
alpine-v3.21: py3-lark-parser
modern parsing library for Python, implementing Earley & LALR(1) and an easy interface
- Homepage: https://github.com/lark-parser/lark
- Licenses: MIT
- Latest release: 1.1.9-r1 (published about 2 years ago)
- Last Synced: 2026-03-12T03:13:19.022Z (2 months ago)
- Versions: 1
- Dependent Packages: 0
- Dependent Repositories: 0
-
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%
- Maintainers (1)
alpine-v3.22: py3-lark-parser
modern parsing library for Python, implementing Earley & LALR(1) and an easy interface
- Homepage: https://github.com/lark-parser/lark
- Licenses: MIT
- Latest release: 1.1.9-r1 (published about 2 years ago)
- Last Synced: 2026-03-14T12:59:03.452Z (2 months ago)
- Versions: 1
- Dependent Packages: 0
- Dependent Repositories: 0
-
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%
- Maintainers (1)
alpine-v3.20: py3-lark-parser-pyc
Precompiled Python bytecode for py3-lark-parser
- Homepage: https://github.com/lark-parser/lark
- Licenses: MIT
- Latest release: 1.1.9-r1 (published about 2 years ago)
- Last Synced: 2026-03-12T02:11:17.787Z (2 months ago)
- Versions: 1
- Dependent Packages: 0
- Dependent Repositories: 0
-
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%
- Maintainers (1)
alpine-v3.20: py3-lark-parser
modern parsing library for Python, implementing Earley & LALR(1) and an easy interface
- Homepage: https://github.com/lark-parser/lark
- Licenses: MIT
- Latest release: 1.1.9-r1 (published about 2 years ago)
- Last Synced: 2026-03-12T02:11:17.354Z (2 months ago)
- Versions: 1
- Dependent Packages: 0
- Dependent Repositories: 0
-
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%
- Maintainers (1)
ubuntu-23.10: python-lark
- Homepage: https://github.com/lark-parser/lark
- Licenses:
- Latest release: 1.1.7-1 (published 3 months ago)
- Last Synced: 2026-03-14T09:15:01.939Z (2 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: python-lark
- Homepage: https://github.com/lark-parser/lark
- Documentation: https://packages.debian.org/trixie/python-lark
- Licenses:
- Latest release: 1.2.2-1 (published 3 months ago)
- Last Synced: 2026-03-14T15:28:54.429Z (2 months ago)
- Versions: 1
- Dependent Packages: 0
- Dependent Repositories: 0
-
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%
alpine-v3.23: py3-lark-parser-pyc
Precompiled Python bytecode for py3-lark-parser
- Homepage: https://github.com/lark-parser/lark
- Licenses: MIT
- Latest release: 1.2.2-r0 (published 10 months ago)
- Last Synced: 2026-04-09T23:05:15.834Z (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%
- Maintainers (1)
alpine-v3.21: py3-lark-parser-pyc
Precompiled Python bytecode for py3-lark-parser
- Homepage: https://github.com/lark-parser/lark
- Licenses: MIT
- Latest release: 1.1.9-r1 (published about 2 years ago)
- Last Synced: 2026-03-14T13:05:51.317Z (2 months ago)
- Versions: 1
- Dependent Packages: 0
- Dependent Repositories: 0
-
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%
- Maintainers (1)
Dependencies
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- actions/setup-python v3 composite
- codecov/codecov-action v1 composite
- actions/checkout v3 composite
- actions/setup-python v3 composite
- pre-commit/action v2.0.3 composite
- actions/checkout v3 composite
- actions/setup-python v4 composite
- pillow *
- recommonmark *
- requests ==2.28.1
- sphinx-gallery *
- sphinx_markdown_tables *
- sphinx_rtd_theme >=1.2
- Js2Py ==0.68 test
- interegular >=0.3.1,<0.4.0 test
- regex * test