type-check allows you to check the types of JavaScript values at runtime with a Haskell like type syntax.

Lightweight request library. Promise based, with proxy support.

Fast deep equal

the complete solution for node.js command-line programs

Require hook for automatic V8 compile cache persistence

Fast, in memory work queue

a glob matcher in javascript

Get the command from a shebang

Generate a unique random string

Language service for JSON

A DAP-compatible JavaScript debugger. Used in VS Code, VS, + more

ECMAScript scope analyzer for ESLint

A drop-in replacement for fs, making various improvements.

Traverse JSON Schema passing each schema object to callback

Debounce promise-returning & async functions

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

Efficient implementation of Levenshtein algorithm with locale-specific collator support.

Add callbacks to requests in flight to avoid async duplication

Convert directories to glob compatible strings

TypeScript is a language for application scale JavaScript development

VSCode Language Server Protocol implementation

The Lodash method `_.merge` exported as a module.

concatenative mapdashery

ECMAScript parser