mailrs-mta-sts
v2.0.1 ExperimentalRFC 8461 MTA Strict Transport Security (MTA-STS) — policy + STS record parsers, MX pattern matching, enforce(policy, mx) decision, plus a Cache trait + in-memory reference impl. Pure: no HTTP / DNS — bring your own resolver and HTTPS client and feed the parsed bytes in.
Quick Verdict
- ✓Actively maintained (updated 40d ago)
- ✓Permissive license (Apache-2.0 OR MIT)
Security
Deep Insights
121 downloads in the last 30 days (4/day), up 218% from the previous period.
The primary maintainer publishes 158 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.
At 24KB, mailrs-mta-sts is lightweight. Small crate size correlates with focused, well-scoped functionality.
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