https://github.com/erikrose/parsimonious

Score: 30.397368233319103

Last synced: about 14 hours ago
JSON representation

Repository metadata:

The fastest pure-Python PEG parser I can muster

Host: GitHub
URL: https://github.com/erikrose/parsimonious
Owner: erikrose
License: mit
Created: 2012-02-03T09:10:42.000Z (about 14 years ago)
Default Branch: master
Last Pushed: 2025-11-12T01:18:06.000Z (5 months ago)
Last Synced: 2026-03-22T09:42:06.373Z (5 days ago)
Language: Python
Homepage:
Size: 516 KB
Stars: 1,909
Watchers: 37
Forks: 136
Open Issues: 66
Metadata Files:
- Readme: README.rst
- License: LICENSE

Owner metadata:

Name: Erik Rose
Login: erikrose
Email:
Kind: user
Description: Erik Rose chips away at the barrier between human cognition & machine execution, via programming language research, ML, & a stream of eclectic Python libraries.
Website:
Location: The Triangle, NC
Twitter: ErikRose
Company: @mozilla @google
Icon url: https://avatars.githubusercontent.com/u/295816?v=4
Repositories: 89
Last Synced at: 2023-04-09T09:48:11.261Z
Profile URL: https://github.com/erikrose

GitHub Events

Total

Fork event: 10
Issue comment event: 11
Issues event: 5
Pull request event: 7
Pull request review comment event: 2
Pull request review event: 1
Push event: 2
Watch event: 91
Total: 129

Last Year

Fork event: 4
Issue comment event: 3
Pull request event: 3
Pull request review comment event: 2
Pull request review event: 1
Watch event: 40
Total: 53

Committers metadata

Last synced: 6 days ago

Total Commits: 260
Total Committers: 33
Avg Commits per committer: 7.879
Development Distribution Score (DDS): 0.465

Commits in past year: 1
Committers in past year: 1
Avg Commits per committer in past year: 1.0
Development Distribution Score (DDS) in past year: 0.0

Name	Email	Commits
Erik Rose	g**h@g**m	139
Lucas Wiman	l**n@g**m	38
lonnen	c**n@g**m	20
Lucas Wiman	l**n@c**m	11
James Addison	j**y@j**t	8
Right Hand Abacus	r****s	5
Michael Kelly	m**y@m**m	4
boxconnect	b**t@b**g	3
Esben Sonne	e**e@g**m	3
Tony	z**n@g**t	2
Erik Rose	e**k@v**m	2
Adrian Room	i**o@g**m	2
KOLANICH	K****H	2
swayson	s**1@g**m	2
Alex Yankov	y**x@g**m	1
ethframe	e**e@g**m	1
Zilin Zhu	z**u@t**m	1
Tim Gates	t**s@i**m	1
Ramiro Morales	r**o@r**t	1
Vladimir Keleshev	h**t@y**u	1
sam raker	s**m@j**m	1
Roman Inflianskas	i**a@g**m	1
Pavel Kirienko	p**o@g**m	1
Oderjunkie	5****e	1
Matthias Urlichs	m**s@u**e	1
Kevin Kirsche	K**b@g**m	1
John Whitlock	J**k@i**g	1
FelisNivalis	8****s	1
Edward Betts	e**d@4**m	1
Damien	d**n@d**o	1
and 3 more...

Issue and Pull Request metadata

Last synced: about 1 month ago

Total issues: 75
Total pull requests: 52
Average time to close issues: over 1 year
Average time to close pull requests: 9 months
Total issue authors: 54
Total pull request authors: 27
Average comments per issue: 2.97
Average comments per pull request: 1.6
Merged pull request: 30
Bot issues: 0
Bot pull requests: 0

Past year issues: 0
Past year pull requests: 3
Past year average time to close issues: N/A
Past year average time to close pull requests: N/A
Past year issue authors: 0
Past year pull request authors: 2
Past year average comments per issue: 0
Past year average comments per pull request: 0.0
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/erikrose/parsimonious

Top Issue Authors

lucaswiman (6)
lonnen (6)
erikrose (5)
alexchandel (3)
markdoerr (2)
davaya (2)
nbecker (2)
rowlesmr (2)
mw66 (2)
OrJaku (1)
manfredlotz (1)
smason (1)
mjspeck (1)
nurdann (1)
joranmulderij (1)

Top Pull Request Authors

lucaswiman (11)
lonnen (6)
KOLANICH (5)
righthandabacus (3)
gorondan (2)
aleyan (2)
RaduGeorgescu (2)
BobTheBuidler (2)
pavel-kirienko (1)
userx14 (1)
charlesdarkwind (1)
Oderjunkie (1)
zhuzilin (1)
gitfoxi (1)
ethframe (1)

Top Issue Labels

reproducible bug (1)

Top Pull Request Labels

Package metadata

Total packages: 19
Total downloads:
- pypi: 5,914,072 last-month
Total docker downloads: 238,048,206
Total dependent packages: 134 (may contain duplicates)
Total dependent repositories: 2,841 (may contain duplicates)
Total versions: 38
Total maintainers: 4

pypi.org: parsimonious

(Soon to be) the fastest pure-Python PEG parser I could muster

Homepage: https://github.com/erikrose/parsimonious
Documentation: https://parsimonious.readthedocs.io/
Licenses: MIT
Latest release: 0.11.0 (published 5 months ago)
Last Synced: 2026-03-22T20:01:08.092Z (5 days ago)
Versions: 14
Dependent Packages: 128
Dependent Repositories: 2,837
Downloads: 5,914,072 Last month
Docker Downloads: 238,048,206
Rankings:
- Dependent repos count: 0.2%
- Dependent packages count: 0.24%
- Downloads: 0.307%
- Docker downloads count: 0.678%
- Average: 1.231%
- Stargazers count: 1.668%
- Forks count: 4.291%
Maintainers (3)

conda-forge.org: parsimonious

(Soon to be) the fastest pure-Python PEG parser I could muster

Homepage: https://github.com/erikrose/parsimonious/
Licenses: MIT
Latest release: 0.10.0 (published over 3 years ago)
Last Synced: 2026-03-01T02:48:27.955Z (27 days ago)
Versions: 4
Dependent Packages: 6
Dependent Repositories: 4
Rankings:
- Dependent packages count: 9.032%
- Stargazers count: 10.03%
- Average: 13.022%
- Dependent repos count: 16.149%
- Forks count: 16.877%

spack.io: py-parsimonious

(Soon to be) the fastest pure-Python PEG parser

Homepage: https://github.com/erikrose/parsimonious
Licenses: []
Latest release: 0.10.0 (published over 3 years ago)
Last Synced: 2026-03-21T23:01:07.561Z (6 days ago)
Versions: 2
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Stargazers count: 5.794%
- Forks count: 9.712%
- Average: 18.195%
- Dependent packages count: 57.274%
Maintainers (1)
- adamjstewart

ubuntu-24.04: parsimonious

Homepage: https://github.com/erikrose/parsimonious/
Licenses:
Latest release: 0.10.0-1 (published about 1 month ago)
Last Synced: 2026-03-13T08:18:10.662Z (14 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

nixpkgs-24.11: python312Packages.parsimonious

Arbitrary-lookahead parser

Homepage: https://github.com/erikrose/parsimonious
Documentation: https://github.com/NixOS/nixpkgs/blob/nixos-24.11/pkgs/development/python-modules/parsimonious/default.nix#L46
Licenses: MIT
Latest release: 0.10.0 (published about 2 months ago)
Last Synced: 2026-03-05T23:36:43.047Z (22 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:

ubuntu-24.10: parsimonious

Homepage: https://github.com/erikrose/parsimonious/
Licenses:
Latest release: 0.10.0-1 (published about 2 months ago)
Last Synced: 2026-03-09T09:17:23.216Z (18 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

nixpkgs-23.05: python311Packages.parsimonious

Arbitrary-lookahead parser

Homepage: https://github.com/erikrose/parsimonious
Documentation: https://github.com/NixOS/nixpkgs/blob/nixos-23.05/pkgs/development/python-modules/parsimonious/default.nix#L49
Licenses: MIT
Latest release: 0.10.0 (published about 2 months ago)
Last Synced: 2026-03-03T08:28:12.642Z (24 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

nixpkgs-23.05: python310Packages.parsimonious

Arbitrary-lookahead parser

Homepage: https://github.com/erikrose/parsimonious
Documentation: https://github.com/NixOS/nixpkgs/blob/nixos-23.05/pkgs/development/python-modules/parsimonious/default.nix#L49
Licenses: MIT
Latest release: 0.10.0 (published about 2 months ago)
Last Synced: 2026-03-03T06:17:39.500Z (24 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

nixpkgs-24.05: python311Packages.parsimonious

Arbitrary-lookahead parser

Homepage: https://github.com/erikrose/parsimonious
Documentation: https://github.com/NixOS/nixpkgs/blob/nixos-24.05/pkgs/development/python-modules/parsimonious/default.nix#L46
Licenses: MIT
Latest release: 0.10.0 (published about 2 months ago)
Last Synced: 2026-03-07T07:02:59.121Z (20 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:

nixpkgs-23.11: python310Packages.parsimonious

Arbitrary-lookahead parser

Homepage: https://github.com/erikrose/parsimonious
Documentation: https://github.com/NixOS/nixpkgs/blob/nixos-23.11/pkgs/development/python-modules/parsimonious/default.nix#L49
Licenses: MIT
Latest release: 0.10.0 (published about 2 months ago)
Last Synced: 2026-03-08T10:29:52.594Z (19 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

debian-13: parsimonious

Homepage: https://github.com/erikrose/parsimonious/
Documentation: https://packages.debian.org/trixie/parsimonious
Licenses:
Latest release: 0.10.0-1 (published about 1 month ago)
Last Synced: 2026-03-14T10:04:25.516Z (13 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

nixpkgs-24.11: python311Packages.parsimonious

Arbitrary-lookahead parser

Homepage: https://github.com/erikrose/parsimonious
Documentation: https://github.com/NixOS/nixpkgs/blob/nixos-24.11/pkgs/development/python-modules/parsimonious/default.nix#L46
Licenses: MIT
Latest release: 0.10.0 (published about 2 months ago)
Last Synced: 2026-03-05T03:20:24.519Z (22 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:

nixpkgs-unstable: python313Packages.parsimonious

Arbitrary-lookahead parser

Homepage: https://github.com/erikrose/parsimonious
Documentation: https://github.com/NixOS/nixpkgs/blob/nixos-unstable/pkgs/development/python-modules/parsimonious/default.nix#L43
Licenses: MIT
Latest release: 0.11.0 (published 25 days ago)
Last Synced: 2026-03-02T17:33:28.676Z (25 days ago)
Versions: 2
Dependent Packages: 0
Dependent Repositories: 0
Rankings:

ubuntu-23.10: parsimonious

Homepage: https://github.com/erikrose/parsimonious/
Licenses:
Latest release: 0.10.0-1 (published about 1 month ago)
Last Synced: 2026-03-13T23:17:37.432Z (14 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

nixpkgs-23.11: python311Packages.parsimonious

Arbitrary-lookahead parser

Homepage: https://github.com/erikrose/parsimonious
Documentation: https://github.com/NixOS/nixpkgs/blob/nixos-23.11/pkgs/development/python-modules/parsimonious/default.nix#L49
Licenses: MIT
Latest release: 0.10.0 (published about 2 months ago)
Last Synced: 2026-03-07T10:35:12.354Z (20 days 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: parsimonious

Homepage: https://github.com/erikrose/parsimonious/
Licenses:
Latest release: 0.10.0-1 (published about 1 month ago)
Last Synced: 2026-03-11T06:06:44.185Z (16 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: parsimonious

Homepage: https://github.com/erikrose/parsimonious/
Documentation: https://packages.debian.org/bookworm/parsimonious
Licenses:
Latest release: 0.10.0-1 (published about 1 month ago)
Last Synced: 2026-03-13T21:52:52.117Z (14 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

nixpkgs-unstable: python314Packages.parsimonious

Arbitrary-lookahead parser

Homepage: https://github.com/erikrose/parsimonious
Documentation: https://github.com/NixOS/nixpkgs/blob/nixos-unstable/pkgs/development/python-modules/parsimonious/default.nix#L43
Licenses: MIT
Latest release: 0.11.0 (published 20 days ago)
Last Synced: 2026-03-07T08:31:50.221Z (20 days ago)
Versions: 2
Dependent Packages: 0
Dependent Repositories: 0
Rankings:

nixpkgs-24.05: python312Packages.parsimonious

Arbitrary-lookahead parser

Homepage: https://github.com/erikrose/parsimonious
Documentation: https://github.com/NixOS/nixpkgs/blob/nixos-24.05/pkgs/development/python-modules/parsimonious/default.nix#L46
Licenses: MIT
Latest release: 0.10.0 (published about 2 months ago)
Last Synced: 2026-03-07T19:05:03.564Z (20 days 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/main.yml actions

actions/checkout v2.3.5 composite
actions/setup-python v2.2.2 composite

pyproject.toml pypi

regex >=2022.3.15

setup.py pypi

ecosyste.ms

Data

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Applications

Experiments

Summary

https://github.com/erikrose/parsimonious

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

pypi.org: parsimonious

conda-forge.org: parsimonious

spack.io: py-parsimonious

ubuntu-24.04: parsimonious

nixpkgs-24.11: python312Packages.parsimonious

ubuntu-24.10: parsimonious

nixpkgs-23.05: python311Packages.parsimonious

nixpkgs-23.05: python310Packages.parsimonious

nixpkgs-24.05: python311Packages.parsimonious

nixpkgs-23.11: python310Packages.parsimonious

debian-13: parsimonious

nixpkgs-24.11: python311Packages.parsimonious

nixpkgs-unstable: python313Packages.parsimonious

ubuntu-23.10: parsimonious

nixpkgs-23.11: python311Packages.parsimonious

ubuntu-23.04: parsimonious

debian-12: parsimonious

nixpkgs-unstable: python314Packages.parsimonious

nixpkgs-24.05: python312Packages.parsimonious

Dependencies