Decision Workspace
opengm_crypto vs gmcrypto-c vs libsmx
Side-by-side comparison of Rust crates
31
opengm_crypto
growingv0.1.0
The Chinese GM/T cryptographic algorithems
51
gmcrypto-c
experimentalv1.9.0
C ABI for gmcrypto-core — cdylib + staticlib exposing SM2/SM3/SM4/HMAC/PBKDF2 to C / C++ / Python / Go / Zig callers via opaque handles
50
libsmx
experimentalv0.3.0
Pure-Rust, no_std, constant-time SM2/SM3/SM4/SM9 Chinese cryptography (GB/T 32918/32905/32907/38635)
Core Metrics
| opengm_crypto | gmcrypto-c | libsmx | |
|---|---|---|---|
| Health Score | 31 | 51 | 50 |
| Total Downloads | 849 | 364 | 310 |
| 30d Downloads | 0 | 0 | 0 |
| Dependents | 0 | 0 | 0 |
| Releases | 1 | 23 | 5 |
| Last Updated | 490d ago | 28d ago | 127d ago |
| Age | 1y 4m | 2m | 4m |
Health Breakdown
opengm_crypto
Maintenance
2
Quality
13
Community
3
Popularity
3
Documentation
10
gmcrypto-c
Maintenance
12
Quality
18
Community
6
Popularity
3
Documentation
12
libsmx
Maintenance
18
Quality
8
Community
6
Popularity
3
Documentation
15
Technical Details
| opengm_crypto | gmcrypto-c | libsmx | |
|---|---|---|---|
| Version | 0.1.0 | 1.9.0 | 0.3.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT OR Apache-2.0 | Apache-2.0 | Apache-2.0 |
| Dependencies | 8 | 6 | 11 |
| Crate Size | 888KB | 93KB | 107KB |
| Features | 2 | 2 | 4 |
| Yanked % | 0.0% | 0.0% | 20.0% |
| Edition | 2024 | 2024 | 2021 |
| MSRV | — | 1.85 | 1.83.0 |
| Owners | 1 | 1 | 1 |
Links
Quick Verdict
- •gmcrypto-c leads with a health score of 51/100, but none of the options score above 80.
- •opengm_crypto has the most downloads (849), suggesting wider adoption.
- •⚠ opengm_crypto has not been updated in over a year.
- •opengm_crypto, libsmx are pre-1.0 — API may change.