Decision Workspace
secp256kfun_k256_backend vs k256 vs earthbucks_k256
Side-by-side comparison of Rust crates
48
secp256kfun_k256_backend
growingv2.0.1
backend for secp256kfun based on k256
74
k256
growingv0.14.0
secp256k1 elliptic curve library written in pure Rust with support for ECDSA signing/verification/public-key recovery, Taproot Schnorr signatures (BIP340), Elliptic Curve Diffie-Hellman (ECDH), and general-purpose secp256k1 elliptic curve group operations which can be used to implement arbitrary protocols
47
earthbucks_k256
growingv0.8.2
secp256k1 elliptic curve library written in pure Rust with support for ECDSA signing/verification/public-key recovery, Taproot Schnorr signatures (BIP340), Elliptic Curve Diffie-Hellman (ECDH), and general-purpose secp256k1 elliptic curve group operations which can be used to implement arbitrary protocols
Core Metrics
| secp256kfun_k256_backend | k256 | earthbucks_k256 | |
|---|---|---|---|
| Health Score | 48 | 74 | 47 |
| Total Downloads | 36.5K | 65.8M | 2.6K |
| 30d Downloads | 0 | 3.2M | 0 |
| Dependents | 4 | 9.3K | 2 |
| Releases | 4 | 87 | 2 |
| Last Updated | 1407d ago | 5d ago | 636d ago |
| Age | 4y 8m | 6y 7m | 1y 9m |
Health Breakdown
secp256kfun_k256_backend
Maintenance
3
Quality
20
Community
8
Popularity
5
Documentation
12
k256
Maintenance
19
Quality
12
Community
20
Popularity
8
Documentation
15
earthbucks_k256
Maintenance
5
Quality
16
Community
7
Popularity
4
Documentation
15
Technical Details
| secp256kfun_k256_backend | k256 | earthbucks_k256 | |
|---|---|---|---|
| Version | 2.0.1 | 0.14.0 | 0.8.2 |
| Stable (≥1.0) | ✓ Yes | ✗ No | ✗ No |
| License | Apache-2.0 OR MIT | Apache-2.0 OR MIT | Apache-2.0 OR MIT |
| Dependencies | 9 | 18 | 18 |
| Crate Size | 66KB | 110KB | 87KB |
| Features | 2 | 18 | 18 |
| Yanked % | 0.0% | 6.9% | 0.0% |
| Edition | 2018 | 2024 | 2021 |
| MSRV | — | 1.85 | 1.73 |
| Owners | 1 | 2 (team) | 1 |
Links
Quick Verdict
- •k256 leads with a health score of 74/100, but none of the options score above 80.
- •k256 is depended on by 9.3K crates — strongest ecosystem trust.
- •⚠ secp256kfun_k256_backend, earthbucks_k256 have not been updated in over a year.
- •k256, earthbucks_k256 are pre-1.0 — API may change.