Repository Index

The industry standard for API mocking in JavaScript.

• msw
• mock
• mocking-framework
• service-worker

Draw a mockup and generate html for it

• ai
• gpt
• openai
• react

AI-friendly enterprise front-end best practices

• antd
• react
• mock
• admin

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

• mock
• server
• rest-api
• rest

:wrench: Utility library for GraphQL to build, stitch and mock GraphQL schemas in the SDL-first approach

• graphql-schema
• schema-language
• graphql
• graphql-api

Turn any OpenAPI2/3 and Postman Collection file into an API server with mocking, transformations and validations.

• oas
• prism
• mocking
• api-testing

🎲 Mock or extend your GraphQL API with faked data. No coding required.

• graphql
• idl
• faked-data
• mock

Generate custom HTTP responses, the simpler way to test your Web Services

• scala
• mocky
• javascript
• mock

Nimbalyst - The open-source visual workspace for Claude Code, Codex, and OpenCode. Run multiple coding agents in parallel, edit their work visually in markdown, mockups, and diagrams, and track tasks. Free, MIT-licensed desktop app for macOS, Windows, Linux, with mobile companion for iOS and Android.

• ide
• wysiwyg-editor
• agentic-ai
• ai-agents

:heavy_check_mark: Mock data for your prototypes and demos. Remote deployments to Zeit now.

• atmo
• prototyping
• mock-services
• mock-server

In-page HTTP controller for frontend development. Intercept, modify, and simulate API responses directly in the browser.

• api
• devtools
• mock
• mocking

Patch fetch/XMLHttpRequest to fake a REST API server in the browser, based on JSON data.

• rest
• client
• frontend
• fetch

A mock for PrismaClient, dedicated to unit testing.

• prisma
• testing
• typescript
• unit-testing

Mockbin by Zuplo. Mock, Test, and View HTTP Requests and Responses

• api-client
• api-management
• api-mock
• api-test

Cache and mock network requests in Playwright

• cache
• network
• playwright
• playwright-javascript

Mock window global in tests with test-friendly replacements for location, alert/confirm/prompt/ and more.

• ember
• ember-addon

Powerful pipes for TypeScript, that chain Promise and ADT for you 🚌 -> ⛰️ -> 🚠 -> 🏂 -> 🚀

• pipe
• pipeline
• kleisli
• ramda

AMWA NMOS Device Control Mock Application

WebExtensions API as sinon stubs

Do notation pipes for Promise-based or pure functions which easy to mock

• do-notation
• functional-programming
• mock
• pipe