Decision Workspace
star_rng vs mod-rand vs oorandom
Side-by-side comparison of Rust crates
44
star_rng
growingv0.2.0
opinionated PRNG for easier fuzz testing
58
mod-rand
experimentalv1.0.0
Tiered randomness for Rust: fast PRNG, process-unique seeds, and OS-backed cryptographic random — plus bounded ranges, strings, tokens, shuffle, sample, and weighted choice. Zero dependencies, MSRV 1.75.
56
oorandom
growingv11.1.5
A tiny, robust PRNG implementation.
Core Metrics
| star_rng | mod-rand | oorandom | |
|---|---|---|---|
| Health Score | 44 | 58 | 56 |
| Total Downloads | 55.1K | 270 | 210.7M |
| 30d Downloads | 0 | 0 | 10.7M |
| Dependents | 0 | 16 | 2.0K |
| Releases | 2 | 5 | 17 |
| Last Updated | 517d ago | 56d ago | 493d ago |
| Age | 2y 3m | 2m | 7y |
Health Breakdown
star_rng
Maintenance
5
Quality
14
Community
6
Popularity
6
Documentation
13
mod-rand
Maintenance
11
Quality
20
Community
9
Popularity
3
Documentation
15
oorandom
Maintenance
5
Quality
19
Community
15
Popularity
8
Documentation
9
Technical Details
| star_rng | mod-rand | oorandom | |
|---|---|---|---|
| Version | 0.2.0 | 1.0.0 | 11.1.5 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT OR Apache-2.0 | Apache-2.0 | MIT |
| Dependencies | 4 | 0 | 4 |
| Crate Size | 9KB | 90KB | 24KB |
| Features | 0 | 4 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2018 |
| MSRV | — | 1.75 | — |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •mod-rand leads with a health score of 58/100, but none of the options score above 80.
- •oorandom has the most downloads (210.7M), suggesting wider adoption.
- •oorandom is depended on by 2.0K crates — strongest ecosystem trust.
- •⚠ star_rng, oorandom have not been updated in over a year.
- •star_rng is pre-1.0 — API may change.