The best regex libraries, according to hackers
4 regex libraries recommended in Hacker News comments over the past year, ranked by how many separate people recommend each one.
All regex libraries
- regex crate for RustWidely treated as the standard Rust regex library, praised for speed and bounded worst-case time. Critics say it drops language features to avoid infinite loops.9recommend
- PCREWidely used free regex library that people treat as the standard for text matching, with rich features and a long track record.6recommend
- regex-utilsLets developers build complex regexes from smaller parts, with set operations like complement and intersection, and can generate passwords from regex constraints.5recommend
- RE# regex enginePeople recommend RE# for fast matching with intersection, complement and unbounded lookarounds, and call its extended operators a real improvement over existing engines.5recommend