Decision Workspace
bolero-generator vs bolero vs bolero-engine
Side-by-side comparison of Rust crates
58
bolero-generator
growingv0.13.5
value generator for testing and fuzzing
59
bolero
growingv0.13.4
fuzz and property testing front-end
55
bolero-engine
growingv0.13.4
fuzz and property testing framework
Core Metrics
| bolero-generator | bolero | bolero-engine | |
|---|---|---|---|
| Health Score | 58 | 59 | 55 |
| Total Downloads | 4.7M | 4.5M | 4.5M |
| 30d Downloads | 276.1K | 266.1K | 267.1K |
| Dependents | 675 | 1.4K | 86 |
| Releases | 27 | 24 | 22 |
| Last Updated | 375d ago | 375d ago | 375d ago |
| Age | 6y 10m | 6y 10m | 6y 6m |
Health Breakdown
bolero-generator
Maintenance
8
Quality
15
Community
15
Popularity
8
Documentation
12
bolero
Maintenance
8
Quality
15
Community
16
Popularity
8
Documentation
12
bolero-engine
Maintenance
8
Quality
15
Community
12
Popularity
8
Documentation
12
Technical Details
| bolero-generator | bolero | bolero-engine | |
|---|---|---|---|
| Version | 0.13.5 | 0.13.4 | 0.13.4 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | MIT | MIT | MIT |
| Dependencies | 8 | 12 | 9 |
| Crate Size | 39KB | 15KB | 14KB |
| Features | 4 | 4 | 3 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | 1.66.0 | 1.66.0 | 1.66.0 |
| Owners | 3 | 3 | 3 |
Links
Quick Verdict
- •bolero leads with a health score of 59/100, but none of the options score above 80.
- •bolero-generator has the most downloads (4.7M), suggesting wider adoption.
- •bolero is depended on by 1.4K crates — strongest ecosystem trust.
- •⚠ bolero-generator, bolero, bolero-engine have not been updated in over a year.