Decision Workspace
QuantCrypt vs rustpq vs qux-pqc
Side-by-side comparison of Rust crates
36
QuantCrypt
growingv0.2.0
Library for post-quantum cryptography and PKI
55
rustpq
experimentalv0.3.0
Pure Rust post-quantum cryptography suite - ML-KEM, ML-DSA, and more
48
qux-pqc
experimentalv1.0.0
Post-Quantum Cryptography library implementing NIST FIPS 203 (ML-KEM) and FIPS 204 (ML-DSA)
Core Metrics
| QuantCrypt | rustpq | qux-pqc | |
|---|---|---|---|
| Health Score | 36 | 55 | 48 |
| Total Downloads | 2.2K | 336 | 16 |
| 30d Downloads | 4 | 13 | 3 |
| Dependents | 0 | 0 | 0 |
| Releases | 2 | 4 | 1 |
| Last Updated | 529d ago | 111d ago | 52d ago |
| Age | 1y 5m | 3m | 1m |
Health Breakdown
QuantCrypt
Maintenance
6
Quality
11
Community
6
Popularity
4
Documentation
9
rustpq
Maintenance
18
Quality
16
Community
6
Popularity
3
Documentation
12
qux-pqc
Maintenance
10
Quality
16
Community
6
Popularity
1
Documentation
15
Technical Details
| QuantCrypt | rustpq | qux-pqc | |
|---|---|---|---|
| Version | 0.2.0 | 0.3.0 | 1.0.0 |
| Stable (≥1.0) | ✗ No | ✗ No | ✓ Yes |
| License | Apache-2.0 OR MIT | Apache-2.0 OR MIT | MIT OR Apache-2.0 |
| Dependencies | 31 | 10 | 16 |
| Crate Size | 445KB | 44KB | 26KB |
| Features | 1 | 15 | 2 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | 1.77.1 | 1.74 | 1.70 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •rustpq leads with a health score of 55/100, but none of the options score above 80.
- •QuantCrypt has the most downloads (2.2K), suggesting wider adoption.
- •⚠ QuantCrypt has not been updated in over a year.
- •QuantCrypt, rustpq are pre-1.0 — API may change.