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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.
google / guava
Google core libraries for Java
Popularity
Repository stars9,84251,922Highest
Fork1,25511,233Highest
Maintenance
Last push2026-10-022026-11-05
Maintenance notesNot verifiedNot verified
Repository created2014-08-182014-05-29
License & use
LicenseBSD-3-Clause · PermissiveApache-2.0 · Permissive
PricingPricing not verifiedPricing not verified
Basics
Browse by purposeDeveloper toolsDeveloper tools
TypeFrameworks & SDKsFrameworks & SDKs
SubcategoryAlgorithms & utility librariesAlgorithms & utility libraries
PlatformNot verifiedNot verified
First collected2026-11-032026-11-03
LanguageC++Java
License tiers are derived from metadata. Check obligations for your use; unknown does not mean prohibited. Measured at 2026-11-06 UTC