JSPM

Compile inline regular expression modifiers

Check if a string has ANSI escape codes

Regular expression parser for ECMAScript.

Fast, minimal glob matcher for node.js. Similar to micromatch, minimatch and multimatch, but complete Bash 4.3 wildcard support only (no support for exglobs, posix brackets or braces)

Tokenizes a string that represents a regular expression.

Match balanced character pairs, like "{" and "}"

Returns true if a filepath is a windows UNC file path.

Regular Expressions parser in JavaScript

Regular expression for matching IP addresses (IPv4 & IPv6)

Regular expression for testing if a file path is a windows UNC file path. Can also be used as a component of another regexp via the `.source` property.

Regular expression for getting the root of a posix or windows filepath.

Check if a value is a regular expression

Generate regular expressions from regjsparser’s AST.

Find semver versions in a string: `unicorn v1.2.3` → `1.2.3`

Replace matching strings and regexes in files

Regular expression for matching semver versions

Regular expression for matching reserved filename characters

Clean up regular expressions

Create random strings that match a given regular expression.

Glob to regular expression with support for extended globs

Simple wildcard matching

Memoize the results of a call to the RegExp constructor, avoiding repetitious runtime compilation of the same string and options, resulting in surprising performance improvements.

Return true if a file path is (or has) a dotfile. Returns false if the path is a dot directory.

Returns true if the given string is a POSIX bracket expression (POSIX character class).

Convert Oniguruma patterns to native JavaScript RegExp

Regular expression for matching file names, with or without extension.

Parse a glob pattern into an object of tokens.

Regex for matching HSLA colors.

Regex for matching RGBA color strings.

dockerignore is a file filter library compatible with Docker and the node-ignore API

Returns true if a windows file path has invalid characters.

Extended regular expressions

Find multiple RegExp matches in a string

The best regular expression (regex) for matching hex color values from string.

Cucumber Expressions - a simpler alternative to Regular Expressions

Regex for RGB color strings.

Regex for matching HSL colors.

Regex template tag with extended syntax, context-aware interpolation, and always-on best practices

A library for analysing JS RegExp

A very simple and stupid parser, based on a statemachine and regular expressions.

Regular expression for matching HTML comments

Make a regular expression time out if it takes too long to execute

A regular expression to match all emoji-only symbols

Clone and modify a RegExp instance

A library for finite automata and regular expressions in the context of JS RegExp

A tiny (399B) utility that converts route patterns into RegExp. Limited alternative to `path-to-regexp` 🙇‍

Returns true if a file path does not contain any invalid characters.

Recursive matching plugin for Regex+

Check if a string is an IP address

Regular expression for matching scoped npm package names

Parse, validate, traverse, transform, and optimize Oniguruma regular expressions

Make a synchronous function have a timeout

Regular expression for matching javascript require/import statements.

Function to search values (or keys) in objects by RegExp.

A tiny and extremely fast library for compiling and matching basic glob patterns

Optimized and powerful regexes for JavaScript

Check whether a RegExp flag is supported

ESLint plugin for finding RegExp mistakes and RegExp style guide violations.

Parse an author, contributor, maintainer or other 'person' string into an object with name, email and url properties following npm conventions.

Regular expression for parsing an `author` string into an object following npm conventions.

An extremely fast and lightweight glob-matching library with advanced features

Return a regular expression to capture a function name.

Test if a value is a regular expression string.

Parse parentheses from a string

Regular expression to detect an extended-length path.

Escape a regular expression string or pattern.

Test if a value is a regular expression.

Create a regular expression from a regular expression string.

Return a regular expression to parse a regular expression string.

Return a regular expression to match a newline character sequence.

Strip ANSI color codes from a string. No dependencies.

Array extras for regular expressions

A regular expression that matches a CHANGELOG filename

Quickly parse & match URLs

Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)

Regular expression for matching CSS urls.

Escape regular expression special characters

Regular expression for matching issue references

Converts PCRE regexp strings to JavaScript RegExp instances

Tiny glob->regex converter

A string manipulation toolbox, featuring a string formatter (inspired by sprintf), a variable inspector (output featuring ANSI colors and HTML) and various escape functions (shell argument, regexp, html, etc).

A utility to compile browserslist query to a RegExp to test browser useragent.

A source code transpiler that enables the use of ES2015 Unicode regular expressions in ES5.

Regex to validate that a URL is a git url.

3x as fast as `is-whitespace` and `whitespace-regex` thanks to `is-string-blank`. This package is a simple function that accepts an argument and returns `true` if it is a string AND it is not blank. Supports Node and Browser environments.

Regular expression for matching JavaScript identifiers

Dependency-free request URI matcher

Escape RegExp special characters

A lite useragent regexes collection.

Regular expression matching for URL's. Maintained, safe, and browser-friendly version of url-regex. Resolves CVE-2020-7661. Works in Node v10.12.0+ and browsers.

Simple, flexible file copy utility

Provides a regex that can be used to test if a string is a valid NPM package name.

Regular expression for matching npm organization names

Get the YouTube, Vimeo, Vine, VideoPress, TikTok, Microsoft Stream, Loom or Dailymotion video id from a url or embed string.

Covert Oniguruma-flavor Regexp to JavaScript native RegExp

Asynchronous String.prototype.replace()

Cross browser String#split implementation

Regexp-like string matcher.

Check if a string is an IP address

Weapon regeX mutates regular expressions for use in mutation testing.

Google's RE2 library distributed as a WASM module

Escape regular expression special characters

A utility for slicing text based on search words.

ESLint rules using Regular Expression

Create regex for template delimiters.

Micro parser for detection of literal regexes

The trustworthy ReDoS checker

Check if a string is a valid filename

Tagged template string regular expression compiler.

match capture groups and return index

Quickly parse & match URLs

Human-friendly replacements.

Bash-powered globbing for node.js

A batch string/regexp replace plugin for gulp

Regular expressions for various Unicode character classes extracted from XRegExp

[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![dependency status][deps-svg]][deps-url] [![dev dependency status][dev-deps-svg]][dev-deps-url] [![License][license-image]][license-url] [![Downloads][downloads-im

A fork of `recursive-copy`: Simple, flexible file copy utility

Regular expression for matching javascript require statements.

Transform GLOB patterns to JavaScript regular expressions for fast file path matching.

A collection of regular expressions to match color syntax substrings from a text

Copy or deep clone a value to an arbitrary depth.

Regular expression for matching email addresses

Regular expression to parse a regular expression string.

Parses a regular expression string and returns a new regular expression.

ESLint plugin for catching ReDoS vulnerability

Regular expression based version read/write plugin for release-it

oniguruma regular expression library

Routing for static site generators, build systems and task runners, heavily based on express.js routes but works with file objects. Used by Assemble, Verb, and Template.

Copy or deep clone a value to an arbitrary depth.

Replace text patterns with applause.

Express style path to RegExp utility

A tiny function for escaping a string to be used as the source in a regex.

RegExp for gfm (GitHub Flavored Markdown) fenced code blocks.

Extract gfm (GitHub Flavored Markdown) fenced code blocks from a string.

Regular expression parser for ECMAScript.

Regular expressions.

🐊Putout plugin helps with regexp

Regular expression for matching JavaScript comments

Regular expression for matching es6 template delimiters in a string.

Command line application to search text by regular expressions with plenty of features

Lightweight http server statically configurable using regular expressions

A robust & optimized `RegExp.prototype.search` polyfill, based on the ECMAScript 6 specification.

rollup replace plugin

Regex for matching dot-directories, like `.git/`

Replace text patterns with applause.

Filters file paths using globs, regular expressions, or custom criteria

Human-friendly replacements.

Sorting and matching utility using configurable string, glob, regular expression, and/or function matchers

Replace text patterns with applause.

Replace special characters to their simple characters

🐊Putout operator adds ability to check if provided regexp can be converted to string without losing it's sense

JavaScript-compatible Unicode data. Arrays of code points, arrays of symbols, and regular expressions for Unicode v13.0.0’s categories, scripts, blocks, bidi, and other properties.

Replace text patterns with applause.

A small, flow-covered, zero-dependency package to work with wildcard (*) values by matching, searching, and filtering values that match a given wildcard pattern. (Works in Browser)

Modify rollup output with find / replace dynamically

A regular expression that only matches a valid Github username

Utilities for manipulating regular expressions

JavaScript-compatible Unicode data. Arrays of code points, arrays of symbols, and regular expressions for Unicode v16.0.0’s categories, scripts, blocks, bidi, and other properties.

Check that given value is valid hex color, using `hex-color-regex` - the best regex for matching hex color values

Escapes special characters in a string, for matching substrings with a RegExp instance.

Find and replace utility for node.js. Transform strings by running multiple RegExp or string find-and-replace patterns on a string in sequence, reducing the final string to the accumulated result of each transformation. Patterns can be strings (or arrays

JavaScript Extended regular expression engine - client side, server side and 'angular side' ready.

Next JavaScript Object Notation

Converts Python-like (re) regular expressions to JavaScript RegExp instances

Extends JavaScript RegExp with named groups, backreferences and replacement.

Skiff is a privacy-first, end-to-end encrypted workspace with Mail, Calendar, Pages, and Drive product. Sign up for a free Skiff Mail account at [skiff.com](https://skiff.com). This monorepo contains all Skiff apps, libraries, and more. You can sign up, u

A regular expression for valid domains.

Escape RegExp special characters. This is a fork of sindresorhus/escape-string-regexp, but with CommonJS support.

A simple utility to check if a string is an ISO-compliant date.

Provides RegExp.escape function for quoting text for a regular expression.

Regular expression matching for email addresses. Maintained, configurable, more accurate, and browser-friendly alternative to email-regex. Works in Node v14+ and browsers. Made for Spam Scanner and Forward Email.

Regexp for data-uri

check RegExp ( regular expressions ) support

Create a matching function from a glob pattern, regex, string, array, object or function.

Generate a random string match a given regular expression, suitable for mocking strings.

Does one simple thing - gets the flags from a regular expression. Useful for cloning and any library that uses or generates regular expressions that are created from other regular expressions.

搜尋字串用的漢字貪婪轉換表

Regex to match a percentage value

Validates and converts Cucumber JSON for different Cucumber implementations and versions

A simple library for escaping specical characters in strings for HTML, CSS, RegExp, String, URL.

Ένα JS package για node ή browser (με TypeScript types) με μεθόδους που διευκολύνουν την αναζήτηση ελληνικού κειμένου

ESLint rules to disallow unsafe regular expressions.

find require calls from string using regexp

Check Any file with ESLint

regexp-helper

\Q..\E (quotemeta) support for XRegExp

[](https://npm.im/npm) [](https://npm.im/npm) [](ht

A parser combinator library like Parsec.

Get CSS urls from a string.

One-pass String.prototype.replace-like processor with multiple regexps and replacements

## 繁簡轉換對應表

簡繁日 共通字/轉換表

轉換 簡繁日 當中共通的 漢字

Regular Expression Detection & Replacement streams.

A regular expression that matches all emojis. Works in Javascript, .NET, and Java.

Regular expression for usernames - it follows the same rules that GitHub uses.

Get the line number for each regex match found in a string.

簡繁轉換表

regexp-helper-core

convert chinese, japanese 簡繁日漢字轉換 ( merge/split submodule from node-novel, regexp-cjk, str-util )

Generate RegExp for delimiters, to be used with templates, files or data streams.

Validate & sanitize social links

日文五十音轉換表

Get the number of occurrences of a RegExp in a string

Match a string against a list of patterns

JavaScript-compatible Unicode data. Arrays of code points, arrays of symbols, and regular expressions for Unicode v15.0.0’s categories, scripts, blocks, bidi, and other properties.

A regular expression to match hashtag identifiers as per the Unicode Standard.

Regular expression for matching words in a string. Support for english, CJK and Cyrillic.

Turn a path string such as /user/:id or /user/:id(\d+) into a regular expression

JavaScript-compatible Unicode data. Arrays of code points, arrays of symbols, and regular expressions for Unicode v15.1.0’s categories, scripts, blocks, bidi, and other properties.

Escape RegExp special characters

Generate JavaScript-compatible regular expressions with chinese/jp/zh/cn

Regular expresson for matching dotfiles.

Regular expression parser for ECMAScript 2018.

RegExp AST Parser

## API

Count the words in a string. Support for english, CJK and Cyrillic.

create regex class range string `[一-十]` `[⓪-㊿]` ...

Extended regular expressions

Custom delimiters, for Handlebars templates.

Regular expression for matching non-ASCII characters

Array of RegExp.prototype.exec results

Match the words in a string. Support for english, CJK and Cyrillic.

JavaScript RegExp doesn't work with Unicode characters out of the box. This small package fixes this issue. This is \p{L} equalent extracted from XRegExp.

JavaScript-compatible Unicode data. Arrays of code points, arrays of symbols, and regular expressions for Unicode v10.0.0’s categories, scripts, blocks, bidi, and other properties.

JavaScript-compatible Unicode data. Arrays of code points, arrays of symbols, and regular expressions for Unicode v14.0.0’s categories, scripts, blocks, bidi, and other properties.

Regex for matching and parsing copyright statements.

A regular expression for MAC addresses.

The correct Youtube video id regex! Regex done right!

Parse a string into an array of objects with `name`, `email` and `url` properties following npm conventions. Useful for the `authors` property in package.json or for parsing an AUTHORS file into an array of authors objects.

> Typed library to work 2fa via Google Authenticator/Time-based TOTP/Hmac-based HOTP

Regular expression for matching the parts of glob pattern.


<div align="center"> 🎉 announcing <a href="https://github.com/dotenvx/dotenvx">dotenvx</a>. <em>run anywhere, multi-environment, encrypted envs</em>. </div>

Similar to str.replace(regex, replace) but with sourcemap support

Regular expression which matches a string with no 4-byte characters

A utility vite plugin to compile browserslist query to a RegExp to test browser useragent.

Regular expressions with named capture groups and named back-references

Validates given IPs (IPv4 and IPv6) using [micromatch][] - glob patterns, RegExp, string or array of globs. If match returns the IP, otherwise null.

Which regular expression flags does the current environment support?

check input text is pinyin like

The correct vimeo video id regex

100% twitter compatible `@mentions` regex! Regular expression for matching `@username` mentions, as used on twitter, facebook, github, etc.