Match balanced character pairs, like "" and ""

Returns true if a number or string value is a finite number. Useful for regex matches, parsing, user input, etc.

A query library for ECMAScript AST using a CSS selector like query language.

Get the real path of the system temp directory

Add callbacks to requests in flight to avoid async duplication

Run a function exactly one time

Utilities for ESLint plugins.

Use node's fs.realpath, but fall back to the JS implementation if the native one fails

List files and directories inside the specified directory

A robust Punycode converter that fully complies to RFC 3492 and RFC 5891, and works on nearly all JavaScript platforms.

Merge multiple streams into one stream in sequence or parallel.

Regular expression for matching a shebang line

A fully persistent balanced binary search tree

Import a module while bypassing the cache

Node.js 0.12 path.isAbsolute() ponyfill

VSCode Language Server Protocol implementation

An incremental implementation of MurmurHash3

deterministic JSON.stringify() with custom sorting to get deterministic hashes from stringified results, with no public domain dependencies

It's a very fast and efficient glob library for Node.js

An Esprima-compatible JavaScript parser built on Acorn

Get the PATH environment variable key cross-platform

Check if a path is inside another path

Scanner and parser for JSON with comments.

Terminal string styling done right