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dartchess

Published by 🇫🇷lichess.org · v0.14.0 · released 20 days ago · GPL-3.0 License

First published 3 years ago.

Provides chess and chess variants rules and operations including chess move generation, read and write FEN, read and write PGN.

View on pub.dev View source
#678 in Utilities #3861 overall androidioswindowslinuxmacos
Downloads / day
158
as of 2026-10-19
GitHub stars
53
★ refreshed weekly
Likes
13
on pub.dev
Pub points
150 / 160
2026-09-19 2026-10-19

Repository health

Last commit
19 days ago
Commit activity
Open issues
3
Open PRs
2
Contributors
9 (top contributor 64%)
CI
GitHub Actions
License (repo)

Last refreshed 4 days ago.

License explained · GPL-3.0

GNU General Public License v3.0

Strong copyleft. Use commercially. Any larger work that includes this code must also be open-sourced under GPL.

Permissions of this strong copyleft license are conditioned on making available complete source code of licensed works and modifications, which include larger works using a licensed work, under the same license.

You can

  • Commercial use
  • Distribution
  • Modification
  • Patent use
  • Private use

You must

  • Disclose source
  • Include the license and copyright notice
  • Larger work must use the same license
  • State significant changes

The license does not

  • No liability
  • No warranty

Plain-English summary, not legal advice. Full text on SPDX or choosealicense.com. Summaries adapted from choosealicense.com (a GitHub project, MIT-licensed).

Commit activity, past 52 weeks

dartchess

42 commits in the past year
Stable
15 8 0 52w ago36w ago18w agothis week
Weekly average
0.8 commits
Busiest week
13 commits, 21 weeks ago
Active weeks
11 of 52 (21%)
Longest quiet stretch
15 weeks with no commits

Weekly commits to the default branch on GitHub. Source: GET /stats/participation. Refreshed weekly. Excludes commits to other branches.

How dartchess compares in Utilities

Top of the Utilities leaderboard, with dartchess highlighted.

Rank Package Downloads / day Stars Likes
#1
yaml
🇺🇸 tools.dart.dev
598.2K ★ 116 295
#2
meta
🇺🇸 dart.dev
595.8K ★ 11.3K 479
#3
archive
🇺🇸 loki3d.com
586.2K ★ 468 903
#4
pub_semver
🇺🇸 tools.dart.dev
580.3K ★ 116 172
#678
dartchess
lichess.org
158 ★ 53 13