An implementation of regular expressions for Rust. This implementation uses finite automata and guarantees linear time matching on all inputs.

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• Updated Nov 7, 2026
• Rust

A full-featured regex engine in pure Go based on the .NET engine

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• Updated Nov 7, 2026
• Go

Yet another high-performance C++ regex library and lexical analyzer generator like Flex: 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.

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• Updated Sep 15, 2026
• C++

A low level regular expression library that uses deterministic finite automata.

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• Updated Jul 7, 2023
• Rust

Pure Go production-grade regex engine with SIMD optimizations. Up to 3-3000x+ faster than stdlib.

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• Updated Nov 11, 2026
• Go

RE# - A high-performance, automata based regex engine with first-class support for intersection and complement operations.

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• Updated Oct 3, 2026
• F#

A regex implementation for the zig programming language

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• Updated Jan 18, 2026
• Zig

Pure Nim regex engine. Guarantees linear time matching

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• Updated Oct 12, 2026
• Nim

RE2JS is the JavaScript port of RE2, a regular expression engine that provides linear time matching

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• Updated Nov 11, 2026
• JavaScript

RE# - A high-performance, derivative-based regex engine with first-class support for intersection and complement operations.

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• Updated Nov 8, 2026
• Rust

clex is a simple lexer generator

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• Updated Jun 13, 2026
• C

A web tools to generate regular expressions from set of strings. https://ibnuhx.com/regex-generator

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• Updated Sep 19, 2026
• JavaScript

A regex engine for AssemblyScript

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• Updated Nov 11, 2023
• TypeScript

Compiling string matching algorithms and regular expressions to java bytecode

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• Updated Nov 10, 2026
• Java

Easily compose regular expressions without the need for double-escaping inside strings.

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• Updated Feb 21, 2024
• TypeScript

English to RegEx converter, powered by gpt-3.5-turbo and Vercel Edge Functions.

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• Updated Mar 14, 2023
• TypeScript

✨ این یک ریپوزیتوری هستش که بهتون 100 تا ریجکس پترن مفید ایرانی 🇮🇷 میده و خیلی راحت می‌تونید توی وبسایت‌ها و اپلیکیشن‌هاتون ازش استفاده کنید و لذت ببرید 🚀📱💻

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• Updated Oct 22, 2025

A fast DFA based Regex engine that supports submatches

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• Updated Oct 12, 2026
• Nim

Java regex library

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• Updated Oct 3, 2024
• Java

Russ Cox/Rob Pike pikevm regex implementation

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• Updated Sep 10, 2026
• C