re2
google/re2
RE2 is a fast, safe, thread-friendly alternative to backtracking regular expression engines like those used in PCRE, Perl, and Python. It is a C++ library.
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C++BSD 3-Clause "New" or "Revised" License
Created: Aug 18, 2014
Updated: Oct 4, 2026
Last push: Oct 2, 2026