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.

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

Easy and powerful mocking of AWS SDK v3 Clients

Mock a canvas in your jest tests.

Axios adapter that allows to easily mock requests

A Mock API for AWS Kinesis

fetch mock for jest

**Note:** More details on user side API can be found in [Jest documentation](https://jestjs.io/docs/mock-function-api).

Lightweight Jest compatible spy implementation

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

fetch mock for vitest

Custom Jest matchers for AWS SDK v3 Client mock

Given an object and a property, replaces a property descriptor (or deletes it), and returns a thunk to restore it.

Mock http requests made using fetch

A lightweight Jest mock for unit testing Express

A configurable mock file system. You know, for testing.

Mock `window.Date` when run unit test cases with jest. Make tests of `Date` easier.

🌗 A module used to mock canvas in Vitest.

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Mock websockets and assert complex websocket interactions with Jest