Decision Workspace
bitcoin-hmac-sha256 vs hmac-sha256 vs secp256k1
Side-by-side comparison of Rust crates
34
bitcoin-hmac-sha256
experimentalv0.1.2
Low-level, allocation-free HMAC-SHA-256 and RFC6979 deterministic nonce generator with FFI-friendly APIs, tailored for Bitcoin-style cryptography.
70
hmac-sha256
stablev1.1.14
A small, self-contained SHA256, HMAC-SHA256, and HKDF-SHA256 implementation
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
| bitcoin-hmac-sha256 | hmac-sha256 | secp256k1 | |
|---|---|---|---|
| Health Score | 34 | 70 | 62 |
| Total Downloads | 40 | 15.7M | 47.3M |
| 30d Downloads | 3 | 1.2M | 3.3M |
| Dependents | 0 | 918 | 6.7K |
| Releases | 1 | 24 | 98 |
| Last Updated | 117d ago | 42d ago | 148d ago |
| Age | 3m | 6y 11m | 10y 11m |
Health Breakdown
bitcoin-hmac-sha256
Maintenance
7
Quality
12
Community
6
Popularity
2
Documentation
7
hmac-sha256
Maintenance
15
Quality
23
Community
14
Popularity
8
Documentation
10
secp256k1
Maintenance
12
Quality
13
Community
14
Popularity
8
Documentation
15
Technical Details
| bitcoin-hmac-sha256 | hmac-sha256 | secp256k1 | |
|---|---|---|---|
| Version | 0.1.2 | 1.1.14 | 0.31.1 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT | ISC | CC0-1.0 |
| Dependencies | 13 | 3 | 11 |
| Crate Size | 35KB | 11KB | 94KB |
| Features | 0 | 6 | 7 |
| Yanked % | 0.0% | 0.0% | 6.1% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | — | — | 1.63.0 |
| Owners | 1 | 1 | 2 |
Links
Quick Verdict
- •hmac-sha256 leads with a health score of 70/100, but none of the options score above 80.
- •secp256k1 has the most downloads (47.3M), suggesting wider adoption.
- •secp256k1 is depended on by 6.7K crates — strongest ecosystem trust.
- •bitcoin-hmac-sha256, secp256k1 are pre-1.0 — API may change.