Decision Workspace
randgen vs rand vs fastrand
Side-by-side comparison of Rust crates
49
randgen
growingv0.2.0
Generate pseudo-random bytes
74
rand
growingv0.10.1
Random number generators and other randomness functionality.
73
fastrand
stablev2.4.1
A simple and fast random number generator
Core Metrics
| randgen | rand | fastrand | |
|---|---|---|---|
| Health Score | 49 | 74 | 73 |
| Total Downloads | 3.9K | 1.2B | 649.1M |
| 30d Downloads | 0 | 106.5M | 53.2M |
| Dependents | 0 | 334.0K | 47.1K |
| Releases | 8 | 89 | 29 |
| Last Updated | 103d ago | 39d ago | 49d ago |
| Age | 1y 2m | 11y 3m | 5y 12m |
Health Breakdown
randgen
Maintenance
14
Quality
15
Community
4
Popularity
4
Documentation
12
rand
Maintenance
17
Quality
15
Community
19
Popularity
8
Documentation
15
fastrand
Maintenance
15
Quality
20
Community
19
Popularity
8
Documentation
11
Technical Details
| randgen | rand | fastrand | |
|---|---|---|---|
| Version | 0.2.0 | 0.10.1 | 2.4.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | Apache-2.0 OR MIT | MIT OR Apache-2.0 | Apache-2.0 OR MIT |
| Dependencies | 21 | 8 | 6 |
| Crate Size | 30KB | 106KB | 21KB |
| Features | 9 | 11 | 4 |
| Yanked % | 0.0% | 2.3% | 3.5% |
| Edition | 2024 | 2024 | 2018 |
| MSRV | 1.85.0 | 1.85 | 1.63 |
| Owners | 1 | 2 (team) | 2 (team) |
Links
Quick Verdict
- •rand leads with a health score of 74/100, but none of the options score above 80.
- •rand is depended on by 334.0K crates — strongest ecosystem trust.
- •randgen, rand are pre-1.0 — API may change.