Decision Workspace
aligned-cmov vs subtle vs subtle-ng
Side-by-side comparison of Rust crates
56
aligned-cmov
growingv2.3.0
Fast constant-time conditional moves of aligned bytes
63
subtle
growingv2.6.1
Pure-Rust traits and utilities for constant-time cryptographic implementations.
56
subtle-ng
growingv2.5.0
Pure-Rust traits and utilities for constant-time cryptographic implementations.
Core Metrics
| aligned-cmov | subtle | subtle-ng | |
|---|---|---|---|
| Health Score | 56 | 63 | 56 |
| Total Downloads | 107.0K | 420.5M | 11.5M |
| 30d Downloads | 1.1K | 32.5M | 711.7K |
| Dependents | 16 | 10.5K | 49 |
| Releases | 4 | 29 | 3 |
| Last Updated | 1099d ago | 641d ago | 1654d ago |
| Age | 5y | 8y 10m | 5y 2m |
Health Breakdown
aligned-cmov
Maintenance
6
Quality
21
Community
14
Popularity
6
Documentation
9
subtle
Maintenance
6
Quality
17
Community
20
Popularity
8
Documentation
12
subtle-ng
Maintenance
4
Quality
22
Community
11
Popularity
8
Documentation
11
Technical Details
| aligned-cmov | subtle | subtle-ng | |
|---|---|---|---|
| Version | 2.3.0 | 2.6.1 | 2.5.0 |
| Stable (≥1.0) | ✓ Yes | ✓ Yes | ✓ Yes |
| License | GPL-3.0 | BSD-3-Clause | BSD-3-Clause |
| Dependencies | 3 | 1 | 1 |
| Crate Size | 21KB | 15KB | 13KB |
| Features | 1 | 6 | 4 |
| Yanked % | 0.0% | 58.6% | 0.0% |
| Edition | 2018 | 2018 | — |
| MSRV | — | — | — |
| Owners | 2 (team) | 2 (team) | 1 |
Links
Quick Verdict
- •subtle leads with a health score of 63/100, but none of the options score above 80.
- •subtle is depended on by 10.5K crates — strongest ecosystem trust.
- •⚠ aligned-cmov, subtle, subtle-ng have not been updated in over a year.