An in-memory implementation of webextension-polyfill for testing. Supports all test frameworks (Vitest, Jest, etc)
ArchUnit TypeScript is an architecture testing library, to specify and assert architecture rules in your TypeScript app
Integration testing utilities for Harper-based projects. Provides Harper instance lifecycle management, loopback address pooling, and a test runner script.
decache (Delete Cache) lets you delete modules from node.js require() cache; useful when testing your modules/projects.
Port of TweetNaCl cryptographic library to JavaScript
Genesis Foundation Testing
Screenshot capture for Storybook addon-vitest - Provides stable visual testing functionality and Vitest plugin for Storybook stories running in browser environments
Browser utilities to stabilize visual testing with Argos.
Native WebGPU implementation for Bun runtime
Utilities for testing front-end components and applications
Html-reporter and GUI for viewing and managing results of a tests run. Currently supports Testplane and Hermione.
Example Button Component
Typescript bindings for langchain
API-Testing is a library for end-to-end integration tests for MediaWiki's [Action API](https://www.mediawiki.org/wiki/API:Main_page) and [REST API](https://www.mediawiki.org/wiki/API:REST_API). You can run tests locally by installing the NPM package and c
Expose localhost to the world
the Istanbul command line interface
Complete and opinionated testkit for testing Redux projects (reducers, selectors, actions, thunks)
Storybook Vitest visual testing addon
Router middleware for Koa.
Tag cloud/Wordle presentation on 2D canvas or HTML
Test TypeScript types at test runner runtime - Works seamlessly with Jest, Vitest, and Bun.
A client for working with the BrowserStack APIs.
SnarkVM WASM binaries with javascript bindings
Cloud-scale load testing. https://www.artillery.io