Decision Workspace
lib25519-sys vs x25519-dalek vs x25519-dalek-ng
Side-by-side comparison of Rust crates
41
lib25519-sys
experimentalv0.1.1
Rust Bindings for lib25519
76
x25519-dalek
stablev2.0.1
X25519 elliptic curve Diffie-Hellman key exchange in pure-Rust, using curve25519-dalek.
54
x25519-dalek-ng
growingv1.1.1
fork x25519-dalek , update rand_core
Core Metrics
| lib25519-sys | x25519-dalek | x25519-dalek-ng | |
|---|---|---|---|
| Health Score | 41 | 76 | 54 |
| Total Downloads | 1.6K | 43.8M | 185.5K |
| 30d Downloads | 4 | 3.1M | 5.0K |
| Dependents | 0 | 5.2K | 45 |
| Releases | 2 | 32 | 2 |
| Last Updated | 318d ago | 51d ago | 1862d ago |
| Age | 10m | 8y 6m | 5y 1m |
Health Breakdown
lib25519-sys
Maintenance
7
Quality
14
Community
6
Popularity
4
Documentation
10
x25519-dalek
Maintenance
15
Quality
18
Community
20
Popularity
8
Documentation
15
x25519-dalek-ng
Maintenance
3
Quality
22
Community
11
Popularity
6
Documentation
12
Technical Details
| lib25519-sys | x25519-dalek | x25519-dalek-ng | |
|---|---|---|---|
| Version | 0.1.1 | 2.0.1 | 1.1.1 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | Unlicense | BSD-3-Clause | BSD-3-Clause |
| Dependencies | 2 | 7 | 7 |
| Crate Size | 10KB | 88KB | 84KB |
| Features | 0 | 8 | 6 |
| Yanked % | 0.0% | 15.6% | 0.0% |
| Edition | 2024 | 2021 | 2018 |
| 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.
- •⚠ x25519-dalek-ng has not been updated in over a year.
- •lib25519-sys is pre-1.0 — API may change.