AWS SDK for JavaScript Chime Sdk Messaging Client for Node.js, Browser and React Native

Converts binary buffers to and from lowercase hexadecimal encoding

TypeScript definitions for ua-parser-js

Unpack a browser type and version from the useragent string

An implementation and polyfill of the Resize Observer draft.

Detect Browser, Engine, OS, CPU, and Device type/model from User-Agent & Client Hints data. Supports browser & node.js environment

ESLint JavaScript language implementation

An NSubstitute port to TypeScript called substitute.js.

TypeScript definitions for chai

TypeScript definitions for chai-as-promised

TypeScript definitions for mocha

TypeScript definitions for node

TypeScript definitions for sinon

TypeScript plugin for ESLint

An ESLint custom parser which leverages TypeScript ESTree

BDD/TDD assertion library for node.js and the browser. Test framework agnostic.

Extends Chai with assertions about promises.

Run scripts that set and use environment variables across platforms

Runs prettier as an eslint rule

Mock http requests made using fetch

fs-extra contains methods that aren't included in the vanilla Node.js fs package. Such as recursive mkdir, copy, and remove.

Synchronously get the current git commit hash, tag, or branch

Long stack traces for node.js inspired by https://github.com/tlrobinson/long-stack-traces

simple, flexible, fun test framework

A light-weight module that brings Fetch API to node.js

the Istanbul command line interface

Translates between file formats and generates static code as well as TypeScript definitions.

A deep deletion module for node (like `rm -rf`)

JavaScript test spies, stubs and mocks.

Wrap all spawned Node.js child processes by adding environs and arguments ahead of the main JavaScript file argument.

TypeScript execution environment and REPL for node.js, with source map support

Create api documentation for TypeScript projects.

Plugin for TypeDoc that merges the content of modules.

TypeScript is a language for application scale JavaScript development

Tooling which enables you to use TypeScript with ESLint

RFC9562 UUIDs