regex
v1.12.3 StableAn implementation of regular expressions for Rust. This implementation uses finite automata and guarantees linear time matching on all inputs.
Quick Verdict
- ✓Stable API (1.x for 11+ years)
- ✓Massive adoption (256.8K crates depend on it)
- ✓Team maintained (3 owners)
- ✓Permissive license (MIT OR Apache-2.0)
Security
Deep Insights
63.5M downloads in the last 30 days (2.1M/day), up 21% from the previous period.
256.8K crates depend on regex — it's part of the Rust ecosystem's core infrastructure. Removing it from your dependency tree would be extremely difficult.
The primary maintainer publishes 84 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.
The API has been stable (1.x) for over 11 years with 166 releases. This level of maturity means you can depend on it without worrying about breaking changes.
Notable dependents include once_cell, zerocopy, tracing-subscriber, which, matchit. When high-quality crates choose regex, 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
Version Adoption
Release Timeline
Feature Flags
default =["std", "perf", "unicode", "regex-syntax/default"]
