Decision Workspace
chess-lab vs rschess vs pgn-reader
Side-by-side comparison of Rust crates
34
chess-lab
growingv0.1.1
Chess library with multiple variants and FEN/PGN support.
41
rschess
growingv2.0.5
A Rust chess library with the aim to be as feature-rich as possible
55
pgn-reader
growingv0.29.0
Fast non-allocating and streaming reader for chess games in PGN notation
Core Metrics
| chess-lab | rschess | pgn-reader | |
|---|---|---|---|
| Health Score | 34 | 41 | 55 |
| Total Downloads | 2.5K | 9.1K | 151.1K |
| 30d Downloads | 3 | 11 | 2.6K |
| Dependents | 0 | 0 | 120 |
| Releases | 2 | 10 | 30 |
| Last Updated | 638d ago | 243d ago | 84d ago |
| Age | 1y 9m | 1y 10m | 8y 6m |
Health Breakdown
chess-lab
Maintenance
5
Quality
9
Community
3
Popularity
4
Documentation
13
rschess
Maintenance
9
Quality
14
Community
3
Popularity
5
Documentation
10
pgn-reader
Maintenance
14
Quality
12
Community
11
Popularity
6
Documentation
12
Technical Details
| chess-lab | rschess | pgn-reader | |
|---|---|---|---|
| Version | 0.1.1 | 2.0.5 | 0.29.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | CC0-1.0 | MIT | GPL-3.0-or-later |
| Dependencies | 1 | 6 | 6 |
| Crate Size | 28KB | 241KB | 574KB |
| Features | 0 | 2 | 0 |
| Yanked % | 50.0% | 20.0% | 0.0% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | — | — | 1.88 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •pgn-reader leads with a health score of 55/100, but none of the options score above 80.
- •pgn-reader is depended on by 120 crates — strongest ecosystem trust.
- •⚠ chess-lab has not been updated in over a year.
- •chess-lab, pgn-reader are pre-1.0 — API may change.