Decision Workspace
keen-retry vs chrono-machines vs relentless
Side-by-side comparison of Rust crates
53
keen-retry
growingv0.5.3
Retry-as-a-value: zero-cost, ownership-friendly retries with diagnosable outcomes with full async and lib/app boundaries support
60
chrono-machines
experimentalv0.4.0
Exponential, constant, and Fibonacci backoff retry library with full jitter support - no_std compatible
60
relentless
experimentalv0.12.0
Composable retry policies for fallible operations and polling.
Core Metrics
| keen-retry | chrono-machines | relentless | |
|---|---|---|---|
| Health Score | 53 | 60 | 60 |
| Total Downloads | 32.5K | 4.6K | 385 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 45 | 65 | 11 |
| Releases | 21 | 7 | 9 |
| Last Updated | 133d ago | 19d ago | 2d ago |
| Age | 2y 11m | 9m | 3m |
Health Breakdown
keen-retry
Maintenance
13
Quality
11
Community
11
Popularity
5
Documentation
13
chrono-machines
Maintenance
19
Quality
16
Community
11
Popularity
4
Documentation
10
relentless
Maintenance
19
Quality
14
Community
9
Popularity
3
Documentation
15
Technical Details
| keen-retry | chrono-machines | relentless | |
|---|---|---|---|
| Version | 0.5.3 | 0.4.0 | 0.12.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | Unlicense | MIT | MIT OR Apache-2.0 |
| Dependencies | 9 | 3 | 10 |
| Crate Size | 9.8MB | 21KB | 120KB |
| Features | 3 | 4 | 8 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | — | — | 1.85 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •chrono-machines leads with a health score of 60/100, but none of the options score above 80.
- •keen-retry has the most downloads (32.5K), suggesting wider adoption.