Decision Workspace
rand_pcg vs oorandom vs pcg32
Side-by-side comparison of Rust crates
72
rand_pcg
growingv0.10.1
Selected PCG random number generators
56
oorandom
growingv11.1.5
A tiny, robust PRNG implementation.
52
pcg32
growingv0.1.3
No-frills PCG32 random number generator implementation
Core Metrics
| rand_pcg | oorandom | pcg32 | |
|---|---|---|---|
| Health Score | 72 | 56 | 52 |
| Total Downloads | 109.3M | 155.6M | 3.2K |
| 30d Downloads | 4.9M | 11.2M | 30 |
| Dependents | 3.5K | 1.9K | 3 |
| Releases | 19 | 17 | 4 |
| Last Updated | 45d ago | 385d ago | 160d ago |
| Age | 7y 5m | 6y 8m | 3y |
Health Breakdown
rand_pcg
Maintenance
13
Quality
16
Community
20
Popularity
8
Documentation
15
oorandom
Maintenance
5
Quality
19
Community
15
Popularity
8
Documentation
9
pcg32
Maintenance
10
Quality
15
Community
8
Popularity
4
Documentation
15
Technical Details
| rand_pcg | oorandom | pcg32 | |
|---|---|---|---|
| Version | 0.10.1 | 11.1.5 | 0.1.3 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT OR Apache-2.0 | MIT | CC0-1.0 |
| Dependencies | 3 | 4 | 1 |
| Crate Size | 15KB | 24KB | 11KB |
| Features | 1 | 0 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2018 | 2024 |
| MSRV | 1.85 | — | 1.85 |
| Owners | 2 (team) | 1 | 1 |
Links
Quick Verdict
- •rand_pcg leads with a health score of 72/100, but none of the options score above 80.
- •oorandom has the most downloads (155.6M), suggesting wider adoption.
- •rand_pcg is depended on by 3.5K crates — strongest ecosystem trust.
- •⚠ oorandom has not been updated in over a year.
- •rand_pcg, pcg32 are pre-1.0 — API may change.