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dartchess

Published by 🇫🇷lichess.org · v0.13.1 · released 1 month 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
#732 in Utilities #4318 overall androidioswindowslinuxmacos
Downloads / day
90
as of 2026-07-06
GitHub stars
52
★ refreshed weekly
Likes
12
on pub.dev
Pub points
160 / 160
perfect score
2026-06-06 2026-07-06

Repository health

Last commit
1 month ago
Commit activity
Open issues
3
Open PRs
1
Contributors
8 (top contributor 64%)
CI
GitHub Actions
License (repo)

Last refreshed 9 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

38 commits in the past year
Stable
15 8 0 52w ago36w ago18w agothis week
Weekly average
0.7 commits
Busiest week
12 commits, 5 weeks ago
Active weeks
8 of 52 (15%)
Longest quiet stretch
31 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
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🇺🇸 google.dev
356.4K ★ 886 780
#2
archive
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#3
meta
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340.9K ★ 11.2K 475
#4
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🇺🇸 dart.dev
334.4K ★ 69 635
#732
dartchess
lichess.org
90 ★ 52 12