Decision Workspace
pqxdh-zoa vs x25519-dalek vs hpke
Side-by-side comparison of Rust crates
46
pqxdh-zoa
experimentalv0.1.1
Simple and generic implementation of Signal's PQXDH
76
x25519-dalek
stablev2.0.1
X25519 elliptic curve Diffie-Hellman key exchange in pure-Rust, using curve25519-dalek.
62
hpke
growingv0.13.0
An implementation of the HPKE hybrid encryption standard (RFC 9180) in pure Rust
Core Metrics
| pqxdh-zoa | x25519-dalek | hpke | |
|---|---|---|---|
| Health Score | 46 | 76 | 62 |
| Total Downloads | 30 | 43.8M | 4.8M |
| 30d Downloads | 4 | 3.1M | 429.1K |
| Dependents | 0 | 5.2K | 236 |
| Releases | 2 | 32 | 28 |
| Last Updated | 37d ago | 51d ago | 30d ago |
| Age | 1m | 8y 6m | 5y 10m |
Health Breakdown
pqxdh-zoa
Maintenance
12
Quality
14
Community
5
Popularity
2
Documentation
13
x25519-dalek
Maintenance
15
Quality
18
Community
20
Popularity
8
Documentation
15
hpke
Maintenance
16
Quality
13
Community
12
Popularity
8
Documentation
13
Technical Details
| pqxdh-zoa | x25519-dalek | hpke | |
|---|---|---|---|
| Version | 0.1.1 | 2.0.1 | 0.13.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | AGPL-3.0-only | BSD-3-Clause | MIT/Apache-2.0 |
| Dependencies | 15 | 7 | 21 |
| Crate Size | 12KB | 88KB | 1.7MB |
| Features | 2 | 8 | 7 |
| Yanked % | 0.0% | 15.6% | 0.0% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | — | 1.60 | — |
| Owners | 1 | 2 (team) | 1 |
Links
Quick Verdict
- •x25519-dalek leads with a health score of 76/100, but none of the options score above 80.
- •x25519-dalek is depended on by 5.2K crates — strongest ecosystem trust.
- •pqxdh-zoa, hpke are pre-1.0 — API may change.