In-memory file-system with Node's fs API.

Intercept & mock http requests issued by XMLHttpRequest, fetch, nodejs https/http module, axios, jquery, superagent, ky, node-fetch, request, got or any other request libraries by intercepting XMLHttpRequest, fetch and nodejs native requests in low level.

Use a GraphQL Schema to request data

Veryfine that your code works. A delightful expect-style assertion and mocking library


Mock0 is a zero effort http(s) mocking library with build-in capture to file solution

A super simple, easy to use mocking library for Nodejs.

Test, mock, intercept and modify Apollo Client's operations — in both browser and unit tests!

Seamless REST/GraphQL API mocking library for browser and Node.js.

Axios adapter that allows to easily mock requests

Synchronous `fetch` mock for Jest

Spawn an [Express](https://expressjs.com) server from your [Mock Service Worker](https://github.com/mswjs/msw) request handlers or apply them to an existing server using a middleware.

Utilities for making testing [NestJS](https://docs.nestjs.com) applications easier.

Common test-code for jest

This library emulates ioredis by performing all operations in-memory.

Type safe mocking extensions for vitest, forked from jest-mock-extended

Configurable OAuth2/OpenID Connect server for automated testing and development purposes

XS Advanced Container Security API for node.js

Efficient server proxying and mocking in Node.js.

Functions to mock the JavaScript aws-sdk