npm · PyPI · RubyGems +284Goodhealth index
cucumber/cucumber-expressionsHuman friendly alternative to Regular Expressions
Java · Go · C#★ 199↓ 16.4M/moJul 20, 2026
crates.io77Goodhealth index
sharkdp/fdA simple, fast and user-friendly alternative to 'find'
Rust★ 43.8K↓ 9,057/moJul 15, 2026
datafog/datafog-pythonOffline PII firewall for AI agents and LLM apps: fast local detection and redaction, Claude Code hook, LiteLLM guardrail. Zero network calls, one dependency.
Python★ 67↓ 34K/moJul 16, 2026
crates.io70Goodhealth index
BurntSushi/ripgrepripgrep recursively searches directories for a regex pattern while respecting your gitignore
Rust★ 66.2K↓ 32.5K/moJul 15, 2026
PyPI · crates.io70Goodhealth index
dottxt-ai/outlines-coreFaster structured generation
Rust · Python★ 299↓ 4.8M/moJul 21, 2026
npm68Moderatehealth index
FRSOURCE/frs-replaceThe fastest way to replace any text/file/piped stream content. Shipped with both NodeJS API & CLI out of the box!
TypeScript · JavaScript★ 2↓ 3,128/moJul 15, 2026
crates.io68Moderatehealth index
rust-lang/regexAn implementation of regular expressions for Rust. This implementation uses finite automata and guarantees linear time matching on all inputs.
Rust★ 3,985↓ 228M/moJul 14, 2026
npm67Moderatehealth index
chetanbasuray/shorolA fluent, human-readable regex builder for JavaScript and TypeScript.
TypeScript★ 0↓ 2,887/moJul 18, 2026
RubyGems64Moderatehealth index
enjaku4/grepfruitTool for searching regex patterns in files
Ruby★ 31Jul 19, 2026
Packagist63Moderatehealth index
yoeunes/regex-parserRegexParser: Static Analysis, Linter & Logic Solver for PHP
PHP★ 29↓ 20.6K/moJul 17, 2026
npm59Moderatehealth index
kaelzhang/node-ignore🔍 node-ignore is the manager and filter for .gitignore rules, the one used by eslint, prettier and many others.
JavaScript★ 497↓ 1.1B/moJul 22, 2026
npm59Moderatehealth index
mpyw/FILTER_VALIDATE_EMAIL.jsTypeScript/JavaScript Email validation compatible with PHP's filter_var($value, FILTER_VALIDATE_EMAIL)
TypeScript★ 26↓ 2,598/moJul 21, 2026
dlclark/regexpA full-featured regex engine in pure Go based on the .NET engine
Go★ 1,181Jul 16, 2026
dlclark/regexp2A full-featured regex engine in pure Go based on the .NET engine
Go★ 1,182Jul 21, 2026
PyPI57Moderatehealth index
facelessuser/backrefsWrapper around re or regex that adds additional back references
Python★ 13Jul 16, 2026
PyPI56Moderatehealth index
RECHE23/real-regexLinear-time, ReDoS-safe C++20 header-only regex engine with bounded lookarounds + an re-compatible Python binding
C++★ 2↓ 31K/moJul 13, 2026
npm55Moderatehealth index
inspect-js/is-regexIs this value a JS regex?
JavaScript★ 24↓ 368M/moJul 22, 2026
RubyGems55Moderatehealth index
janlelis/unicode-emojiUp-to-date Emoji Regex and Data in Ruby 💥
Ruby★ 189Jul 16, 2026
npm54Moderatehealth index
ljharb/safe-regex-testGive a regex, get a robust predicate function that tests it against a string.
JavaScript★ 8↓ 324M/moJul 22, 2026
npm53Moderatehealth index
mathiasbynens/emoji-regexA regular expression to match all Emoji-only symbols as per the Unicode Standard.
JavaScript★ 1,910↓ 1.8B/moJul 22, 2026
npm53Moderatehealth index
mathiasbynens/regexpu-coreregexpu’s core functionality, i.e. `rewritePattern(pattern, flag, options)`, which enables rewriting regular expressions that make use of the ES6 `u` flag into equivalent ES5-compatible regular expression patterns.
JavaScript★ 81↓ 179M/moJul 22, 2026
crates.io52Moderatehealth index
Chmln/sdIntuitive find & replace CLI (sed alternative)
Rust★ 7,262↓ 3,625/moJul 18, 2026
npm52Moderatehealth index
erikvullings/slimdown-jsA regex-based Markdown parser
TypeScript★ 15↓ 2,249/moJul 19, 2026
npm52Moderatehealth index
lydell/js-tokensTiny JavaScript tokenizer.
JavaScript · CoffeeScript★ 556Jul 22, 2026
npm51Moderatehealth index
es-shims/RegExp.prototype.flagsES6 spec-compliant RegExp.prototype.flags shim
JavaScript★ 8↓ 320M/moJul 22, 2026
npm51Moderatehealth index
sindresorhus/identifier-regexRegular expression for matching JavaScript identifiers
JavaScript★ 18↓ 3.4M/moJul 17, 2026
chalk/ansi-regexRegular expression for matching ANSI escape codes
JavaScript★ 202↓ 2.1B/moJul 22, 2026
bnjmnt4n/regjsgenGenerate regular expressions from regjsparser’s AST.
JavaScript★ 32↓ 154M/moJul 22, 2026
micromatch/is-globIf you use globs, this will make your code faster. Returns `true` if the given string looks like a glob pattern or an extglob pattern. This makes it easy to create code that only uses external modules like node-glob when necessary, resulting in much faster code execution and initialization time, and a better user experience. 55+ million downloads.
JavaScript★ 96↓ 689M/moJul 22, 2026
RubyGems · npm48At riskhealth index
ticky/ruby-emoji-regex💎 A set of Ruby regular expressions for matching Unicode Emoji symbols.
Ruby★ 41Jul 17, 2026