Decision Workspace
secp256kfun vs k256 vs secp256k1
Side-by-side comparison of Rust crates
55
secp256kfun
growingv0.12.0
A mid-level secp256k1 library optimized for fun!
74
k256
growingv0.13.4
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
62
secp256k1
growingv0.31.1
Rust wrapper library for Pieter Wuille's `libsecp256k1`. Implements ECDSA and BIP 340 signatures for the SECG elliptic curve group secp256k1 and related utilities.
Core Metrics
| secp256kfun | k256 | secp256k1 | |
|---|---|---|---|
| Health Score | 55 | 74 | 62 |
| Total Downloads | 214.3K | 47.9M | 47.3M |
| 30d Downloads | 7.7K | 3.5M | 3.3M |
| Dependents | 137 | 6.6K | 6.7K |
| Releases | 32 | 79 | 98 |
| Last Updated | 128d ago | 17d ago | 148d ago |
| Age | 5y 9m | 6y 3m | 10y 11m |
Health Breakdown
secp256kfun
Maintenance
12
Quality
11
Community
11
Popularity
6
Documentation
15
k256
Maintenance
18
Quality
13
Community
20
Popularity
8
Documentation
15
secp256k1
Maintenance
12
Quality
13
Community
14
Popularity
8
Documentation
15
Technical Details
| secp256kfun | k256 | secp256k1 | |
|---|---|---|---|
| Version | 0.12.0 | 0.13.4 | 0.31.1 |
| Stable (≥1.0) | ✗ No | ✗ No | ✗ No |
| License | 0BSD | Apache-2.0 OR MIT | CC0-1.0 |
| Dependencies | 18 | 17 | 11 |
| Crate Size | 101KB | 94KB | 94KB |
| Features | 9 | 19 | 7 |
| Yanked % | 9.4% | 7.6% | 6.1% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | 1.85.0 | 1.65 | 1.63.0 |
| Owners | 1 | 2 (team) | 2 |
Links
Quick Verdict
- •k256 leads with a health score of 74/100, but none of the options score above 80.
- •secp256k1 is depended on by 6.7K crates — strongest ecosystem trust.