Top 4 C++ regular-expression Projects

compile-time-regular-expressions

26 3,145 7.5 C++

Compile Time Regular Expression in C++

Project mention: Why are strings and IO so complicated? | /r/cpp | 2023-12-07

CTRE (https://github.com/hanickadot/compile-time-regular-expressions) ranges::views (filter, transform, etc.) (C++20) str.find() + str.substr() freopen to stdin + cin >> extraction Parser libraries

RE-flex

3 480 7.5 C++

A high-performance C++ regex library and lexical analyzer generator with Unicode support. Extends Flex++ with Unicode support, indent/dedent anchors, lazy quantifiers, functions for lex and syntax error reporting and more. Seamlessly integrates with Bison and other parsers. (by Genivia)

Project mention: RE/flex 3.3.4 released - a scanner generator for C++ | /r/Compilers | 2023-05-31

WorkOS

workos.com sponsored

The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.
matcheroni

4 193 9.6 C++

A minimalist single-header library for building pattern-matchers, lexers, and parsers.

Project mention: Matcheroni, a tiny C++20 header library for building lexers/parsers | /r/regex | 2023-07-06

compile_time_regexp.h

1 15 8.1 C++

A simple compile time dfa based regular expression library for C++20.

Project mention: Simple compile-time DFA based regular expressions in c++20 ~ | /r/cpp | 2023-09-06

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020). The latest post mention was on 2023-12-07.