The industry standard for API mocking in JavaScript.
Repository Index
47,133 repositories indexed
1–20 of 20 · Most stars
Draw a mockup and generate html for it
AI-friendly enterprise front-end best practices
Mockoon is the easiest and quickest way to run mock APIs locally. No remote deployment, no account required, open source.
:wrench: Utility library for GraphQL to build, stitch and mock GraphQL schemas in the SDL-first approach
Turn any OpenAPI2/3 and Postman Collection file into an API server with mocking, transformations and validations.
🎲 Mock or extend your GraphQL API with faked data. No coding required.
Generate custom HTTP responses, the simpler way to test your Web Services
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.
:heavy_check_mark: Mock data for your prototypes and demos. Remote deployments to Zeit now.
In-page HTTP controller for frontend development. Intercept, modify, and simulate API responses directly in the browser.
Patch fetch/XMLHttpRequest to fake a REST API server in the browser, based on JSON data.
A mock for PrismaClient, dedicated to unit testing.
Mockbin by Zuplo. Mock, Test, and View HTTP Requests and Responses
Cache and mock network requests in Playwright
Mock window global in tests with test-friendly replacements for location, alert/confirm/prompt/ and more.
Powerful pipes for TypeScript, that chain Promise and ADT for you 🚌 -> ⛰️ -> 🚠 -> 🏂 -> 🚀
AMWA NMOS Device Control Mock Application
WebExtensions API as sinon stubs
Do notation pipes for Promise-based or pure functions which easy to mock