Decision Workspace
twentyone vs blackjack vs bjrs
Side-by-side comparison of Rust crates
40
twentyone
growingv0.2.0
A blackjack engine for Rust.
38
blackjack
growingv0.1.1
Crate for the popular casino card game Blackjack
45
bjrs
experimentalv0.1.1
A blackjack game engine with optional no_std support.
Core Metrics
| twentyone | blackjack | bjrs | |
|---|---|---|---|
| Health Score | 40 | 38 | 45 |
| Total Downloads | 2.8K | 3.4K | 37 |
| 30d Downloads | 4 | 7 | 4 |
| Dependents | 0 | 0 | 0 |
| Releases | 2 | 2 | 2 |
| Last Updated | 1858d ago | 2076d ago | 70d ago |
| Age | 5y 1m | 6y 10m | 2m |
Health Breakdown
twentyone
Maintenance
3
Quality
15
Community
6
Popularity
4
Documentation
12
blackjack
Maintenance
3
Quality
15
Community
7
Popularity
4
Documentation
9
bjrs
Maintenance
10
Quality
15
Community
6
Popularity
2
Documentation
12
Technical Details
| twentyone | blackjack | bjrs | |
|---|---|---|---|
| Version | 0.2.0 | 0.1.1 | 0.1.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | Apache-2.0 | GPL-3.0-only | MIT OR Apache-2.0 |
| Dependencies | 1 | 1 | 6 |
| Crate Size | 10KB | 20KB | 26KB |
| Features | 0 | 0 | 3 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2018 | 2018 | 2024 |
| MSRV | — | — | 1.86 |
| Owners | 1 | 2 | 1 |
Links
Quick Verdict
- •bjrs leads with a health score of 45/100, but none of the options score above 80.
- •blackjack has the most downloads (3.4K), suggesting wider adoption.
- •⚠ twentyone, blackjack have not been updated in over a year.