Decision Workspace
poly1305-nostd vs chacha20poly1305-nostd vs cmac
Side-by-side comparison of Rust crates
48
poly1305-nostd
experimentalv0.1.0
Pure-Rust Poly1305 MAC implementation for no_std/bare-metal targets (avoids LLVM SIMD issues)
48
chacha20poly1305-nostd
experimentalv0.1.0
Pure-Rust ChaCha20-Poly1305 AEAD implementation for no_std/bare-metal targets (avoids LLVM SIMD issues)
73
cmac
growingv0.7.2
Generic implementation of Cipher-based Message Authentication Code
Core Metrics
| poly1305-nostd | chacha20poly1305-nostd | cmac | |
|---|---|---|---|
| Health Score | 48 | 48 | 73 |
| Total Downloads | 181 | 138 | 13.5M |
| 30d Downloads | 51 | 26 | 1.7M |
| Dependents | 1 | 4 | 344 |
| Releases | 1 | 1 | 21 |
| Last Updated | 95d ago | 95d ago | 2d ago |
| Age | 3m | 3m | 8y 8m |
Health Breakdown
poly1305-nostd
Maintenance
8
Quality
17
Community
7
Popularity
3
Documentation
13
chacha20poly1305-nostd
Maintenance
8
Quality
16
Community
8
Popularity
3
Documentation
13
cmac
Maintenance
17
Quality
15
Community
18
Popularity
8
Documentation
15
Technical Details
| poly1305-nostd | chacha20poly1305-nostd | cmac | |
|---|---|---|---|
| Version | 0.1.0 | 0.1.0 | 0.7.2 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | Apache-2.0 | Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 0 | 2 | 9 |
| Crate Size | 9KB | 10KB | 45KB |
| Features | 2 | 3 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | — | 1.56 |
| Owners | 1 | 1 | 2 (team) |
Links
Quick Verdict
- •cmac leads with a health score of 73/100, but none of the options score above 80.
- •cmac is depended on by 344 crates — strongest ecosystem trust.