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google/re2
By google
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
Updated 07 Jun 2026
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BSD 3-Clause "New" or "Revised" License
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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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