Decision Workspace
mcf vs phc vs aws-lc-rs
Side-by-side comparison of Rust crates
67
mcf
experimentalv0.6.0
Pure Rust implementation of the Modular Crypt Format (MCF) which is used to store password hashes in the form `${id}$...`
62
phc
growingv0.6.1
Pure Rust implementation of the Password Hashing Competition (PHC) string format which is used for storing password hashes
81
aws-lc-rs
stablev1.16.2
aws-lc-rs is a cryptographic library using AWS-LC for its cryptographic operations. This library strives to be API-compatible with the popular Rust library named ring.
Core Metrics
| mcf | phc | aws-lc-rs | |
|---|---|---|---|
| Health Score | 67 | 62 | 81 |
| Total Downloads | 23.2K | 84.8K | 92.9M |
| 30d Downloads | 4.9K | 35.1K | 14.3M |
| Dependents | 25 | 16 | 1.9K |
| Releases | 9 | 7 | 49 |
| Last Updated | 19d ago | 18d ago | 8d ago |
| Age | 9m | 7y 6m | 2y 11m |
Health Breakdown
mcf
Maintenance
19
Quality
16
Community
15
Popularity
5
Documentation
12
phc
Maintenance
14
Quality
16
Community
14
Popularity
6
Documentation
12
aws-lc-rs
Maintenance
21
Quality
20
Community
17
Popularity
8
Documentation
15
Technical Details
| mcf | phc | aws-lc-rs | |
|---|---|---|---|
| Version | 0.6.0 | 0.6.1 | 1.16.2 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | Apache-2.0 OR MIT | Apache-2.0 OR MIT | ISC AND (Apache-2.0 OR ISC) |
| Dependencies | 2 | 4 | 9 |
| Crate Size | 13KB | 26KB | 225KB |
| Features | 3 | 4 | 12 |
| Yanked % | 0.0% | 0.0% | 4.1% |
| Edition | 2024 | 2024 | 2021 |
| MSRV | 1.85 | 1.85 | 1.71.0 |
| Owners | 2 (team) | 2 (team) | 4 (team) |
Links
Quick Verdict
- •aws-lc-rs has the highest health score (81/100) — a strong overall choice.
- •aws-lc-rs is depended on by 1.9K crates — strongest ecosystem trust.
- •mcf, phc are pre-1.0 — API may change.