A drop-in substitute for the browser native localStorage API that runs on node.js.

Enhancement of Date class with better timezone support

Runtime library for TypeScript helper functions

Generate index.ts or index.js when building npm package.

SheetJS Spreadsheet data parser and writer

TypeScript definitions for chai

TypeScript definitions for cli-progress

TypeScript definitions for mocha

TypeScript definitions for node

TypeScript definitions for sinon

TypeScript definitions for tape

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.

Minimal and efficient cross-platform file watching library

Ultra-fast cross-platform command line utility to watch file system changes.

An extremely fast JavaScript and CSS bundler and minifier.

format json file as post-hook to fix prettier

Converting HEIC/HEIF to PNG/JPEG/GIF in the browser

simple, flexible, fun test framework

the Istanbul command line interface

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

JavaScript test spies, stubs and mocks.

tap-producing test harness for node and browsers

Mocha thin wrapper that allows running TypeScript tests with TypeScript runtime (ts-node) to get rid of compilation complexity

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

Compose macro in Typescript, expand back into Typescript

TypeScript is a language for application scale JavaScript development