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New JavaScript Mocking Libraries 2026

GitHub Libraries → JavaScript → Mocking Libraries
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sudokar/aws-sdk-vitest-mock 16

added 2 days ago

A lightweight, TS-first mocking library for AWS SDK and Vitest with zero dependencies.

JavaScript Mocking Libraries AWS Libraries TypeScript Mocking Libraries AWS Libraries

httptoolkit/mockttp 852 +2

added 4 months ago

Powerful friendly HTTP mock server & proxy library

JavaScript Mocking Libraries Testing Libraries TypeScript Mocking Libraries Testing Libraries

ctimmerm/axios-mock-adapter 3K +1

added 11 months ago

Axios adapter that allows to easily mock requests

JavaScript Mocking Libraries TypeScript Mocking Libraries

mswjs/msw 17K +56

added 1 year ago

Industry standard API mocking for JavaScript.

JavaScript Mocking Libraries TypeScript Mocking Libraries

typicode/json-server 75K +20

added 1 year ago

Get a full fake REST API with zero coding in less than 30 seconds (seriously).

JavaScript Mocking Libraries TypeScript Mocking Libraries

mockoon/mockoon 8K +29

added 1 year ago

Mockoon is the easiest and quickest way to run mock APIs locally. No remote deployment, no account required, open source.

JavaScript Mocking Libraries TypeScript Mocking Libraries

miragejs/miragejs 5K +1

added 1 year ago

A client-side server to build, test and share your JavaScript app

JavaScript Mocking Libraries TypeScript Mocking Libraries

nock/nock 13K +7

added 1 year ago

HTTP server mocking and expectations library for Node.js

JavaScript Mocking Libraries TypeScript Mocking Libraries

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