Industry standard API mocking for JavaScript.
mock api service-worker devtools mocking mocking-framework mocking-library api-mocking msw mock-service-worker mswjs
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- TypeScript
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api-mocking
Here are 80 public repositories matching this topic...
Lightweight service virtualization/ API simulation / API mocking tool for developers and testers
testing go golang http https rest-api proxy mitm mocking stubbing testing-tools api-simulation service-virtualization hoverfly api-mock api-mocking
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- Go
HTTP/1.1, HTTP/2 and WebSockets stub server for stubbing distributed web services in Docker and non-containerized environments for integration and contract testing
websocket-server http2 integration-testing mock-server arm64 docker-images microservices-testing api-testing stub-server contract-testing websocket-tester consumer-driven-contracts http-stub record-and-replay rest-api-test http2-server api-mocking contract-tests stubbing-framework service-stubbing
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- Java
Build and test APIs easily
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- Go
High-performance, multi-protocol mock server. HTTP, WebSocket, gRPC, MQTT, SSE, GraphQL, SOAP in one binary.
testing graphql cli golang mqtt mcp websocket soap mock-server grpc sse developer-tools service-virtualization chaos-engineering api-mocking
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- Go
Dynamic API, S3 & Mail mocking for web, mobile & microservice development.
java api simulation mock-server raml s3 s3-bucket mocking api-rest java-8 api-simulation api-mock mock-api api-mocking
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- Java
Build web applications today against the GraphQL APIs of tomorrow.
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- TypeScript
Your API mocking tool for OpenAPI and AsyncAPI using Go and JavaScript - https://mokapi.io
javascript testing mock ldap kafka rest-api mock-server swagger openapi fake smtp api-simulation api-testing swagger2 openapi3 openapi2 api-mocking openapi-tooling mock-testing openapi31
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- Go
A tool that enables you to - Generate fake data in formats like JSON, Python, JS, Ruby, PHP and SQL - Mock restful APIs with Bearer authentication without writing a single line of code with a drag and drop interface.
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- TypeScript
The first fetch/XMLHttpRequest network-mocking library that's actually user-friendly
javascript mock api mocking javascript-library api-wrapper developer-tools mock-library mock-services mocking-library mock-responses mock-api mock-apis api-mocking dynamic-mock dynamic-responses
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- JavaScript
The ultimate webhook testing suite for developers. Capture, inspect, and replay requests in real-time without tunnels. Features API mocking (custom status/latency), secure forwarding, JSON Schema validation, and live SSE streaming. Perfect for debugging Stripe, GitHub, Shopify & Zapier workflows.
nodejs docker debugging webhooks express real-time stripe sse self-hosted shopify developer-tools api-testing http-replay api-mocking webhook-testing
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- JavaScript
A versatile Go tool for effortlessly generating mock HTTP APIs for all your needs.
testing http proxy mock-server mitm mocking testing-tools api-simulation api-mock mock-data mocking-server mock-apis fake-api mock-http api-mocking
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- Go
Mock Service Worker Tools (MSW-Tools) is a data Mock tool built based on MSW.JS and Svelte. It is used for data linkage between front and back end interfaces, facilitating developers to perform functional tests in different data and scenarios.
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- Svelte
Unified data modeling
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- JavaScript
A lightweight, specification-first Go API mock server that generates realistic responses from OpenAPI 3.0 specifications.
testing mock golang rapid-prototyping developer-tools hot-reload api-design openapi3 api-mocking specification-first dynamic-mocking openapi-mock
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- Go
A powerful fetch mocking library designed specifically for Bun tests
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- TypeScript
Demo of how to mock API's in Playwright for e2e testing
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- TypeScript
A lightweight TypeScript library for mocking API endpoints during frontend development. Perfect for developing frontend applications before the backend is ready, or for testing different API scenarios.
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- TypeScript
🐙 Multi-armed mocks for LLM apps - Drop-in replacement for OpenAI/Anthropic APIs for deterministic testing
python testing continuous-integration mock-server evaluation pytest openai developer-tools testing-tools deterministic api-mocking openai-api llm anthropic function-calling llm-testing
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- Python
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