sm2
v0.13.3 GrowingPure Rust implementation of the SM2 elliptic curve as defined in the Chinese national standard GM/T 0003-2012 as well as ISO/IEC 14888. Includes support for the SM2DSA Digital Signature Algorithm.
Quick Verdict
- โActively maintained (updated 17d ago)
- !Pre-1.0: API may have breaking changes
- โTeam maintained (2 owners)
- โPermissive license (Apache-2.0 OR MIT)
Security
Deep Insights
3.3K downloads in the last 30 days (108/day), up 164% from the previous period.
The primary maintainer publishes 211 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.
Despite being 6+ years old, sm2 hasn't reached 1.0 yet. Expect potential API changes between versions.
13% of releases have been yanked. Check version history before pinning.
Notable dependents include br-crypto, geonetworking, strx. When high-quality crates choose sm2, it's a strong quality signal.
Health Breakdown
Recency, release consistency, active ratio
Yanked ratio, deps, size, maturity, features
Reverse deps, ownership, ecosystem
Downloads, momentum, growth trend
Docs, repo, license, metadata
Download Trend
Top Dependents
Most downloaded crates that depend on sm2
Version Adoption
Release Timeline
Feature Flags
default =["arithmetic", "dsa", "pem", "std"]