Decision Workspace
brine-ed25519 vs ed25519-dalek vs ed25519_heapless
Side-by-side comparison of Rust crates
52
brine-ed25519
growingv0.7.0
Ed25519 signature verification for Solana SVM programs using curve25519 syscalls
80
ed25519-dalek
stablev3.0.0
Fast and efficient ed25519 EdDSA key generations, signing, and verification in pure Rust.
57
ed25519_heapless
experimentalv0.4.2
Ed25519 signature verification and X25519 key exchange, generic over bigint backends
Core Metrics
| brine-ed25519 | ed25519-dalek | ed25519_heapless | |
|---|---|---|---|
| Health Score | 52 | 80 | 57 |
| Total Downloads | 74.5K | 168.2M | 714 |
| 30d Downloads | 4.1K | 8.2M | 0 |
| Dependents | 1 | 29.2K | 5 |
| Releases | 10 | 46 | 10 |
| Last Updated | 83d ago | 7d ago | 1d ago |
| Age | 1y 3m | 9y 7m | 4m |
Health Breakdown
brine-ed25519
Maintenance
14
Quality
15
Community
7
Popularity
6
Documentation
10
ed25519-dalek
Maintenance
18
Quality
19
Community
20
Popularity
8
Documentation
15
ed25519_heapless
Maintenance
19
Quality
15
Community
8
Popularity
3
Documentation
12
Technical Details
| brine-ed25519 | ed25519-dalek | ed25519_heapless | |
|---|---|---|---|
| Version | 0.7.0 | 3.0.0 | 0.4.2 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT | BSD-3-Clause | GPL-3.0-only |
| Dependencies | 6 | 23 | 14 |
| Crate Size | 20KB | 103KB | 49KB |
| Features | 1 | 12 | 9 |
| Yanked % | 0.0% | 4.3% | 0.0% |
| Edition | 2021 | 2024 | 2024 |
| MSRV | — | 1.85 | 1.86 |
| Owners | 1 | 2 (team) | 1 |
Links
Quick Verdict
- •ed25519-dalek has the highest health score (80/100) — a strong overall choice.
- •ed25519-dalek is depended on by 29.2K crates — strongest ecosystem trust.
- •brine-ed25519, ed25519_heapless are pre-1.0 — API may change.