Decision Workspace
circuitbreaker-rs vs reliakit-circuit vs hmac-circuit-breaker
Side-by-side comparison of Rust crates
47
circuitbreaker-rs
growingv0.1.1
A production-grade, zero-boilerplate, lock-efficient, observability-ready Circuit Breaker library
57
reliakit-circuit
experimentalv1.1.0
Clock-agnostic circuit breaker for fault isolation and fast failure. no_std and zero-dependency.
56
hmac-circuit-breaker
experimentalv0.3.0
HMAC-protected circuit breaker with fail-open semantics. Persists circuit state to disk and verifies integrity with HMAC-SHA256 on every reload to prevent state-file tampering from inducing self-DoS.
Core Metrics
| circuitbreaker-rs | reliakit-circuit | hmac-circuit-breaker | |
|---|---|---|---|
| Health Score | 47 | 57 | 56 |
| Total Downloads | 667.7K | 221 | 183 |
| 30d Downloads | 75.0K | 0 | 0 |
| Dependents | 5 | 9 | 0 |
| Releases | 2 | 7 | 7 |
| Last Updated | 415d ago | 23d ago | 136d ago |
| Age | 1y 1m | 1m | 4m |
Health Breakdown
circuitbreaker-rs
Maintenance
6
Quality
16
Community
8
Popularity
7
Documentation
10
reliakit-circuit
Maintenance
13
Quality
17
Community
9
Popularity
3
Documentation
15
hmac-circuit-breaker
Maintenance
18
Quality
14
Community
6
Popularity
3
Documentation
15
Technical Details
| circuitbreaker-rs | reliakit-circuit | hmac-circuit-breaker | |
|---|---|---|---|
| Version | 0.1.1 | 1.1.0 | 0.3.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT OR Apache-2.0 | MIT | MIT |
| Dependencies | 14 | 1 | 15 |
| Crate Size | 34KB | 16KB | 40KB |
| Features | 5 | 1 | 3 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2024 | 2021 |
| MSRV | — | 1.85 | 1.75 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •reliakit-circuit leads with a health score of 57/100, but none of the options score above 80.
- •circuitbreaker-rs has the most downloads (667.7K), suggesting wider adoption.
- •⚠ circuitbreaker-rs has not been updated in over a year.
- •circuitbreaker-rs, hmac-circuit-breaker are pre-1.0 — API may change.