Repository Index

Open-source platform for creating safe, isolated production sandboxes for API, integration, and E2E testing.

• testing
• test-automation
• api-testing
• testing-tools

The industry standard for API mocking in JavaScript.

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

Most popular Mocking framework for unit tests written in Java

• mockito
• java
• mocking-framework
• testing-tools

Test Automation Made Simple

• test-automation
• assertions
• testing-tools
• mock-server

Catches mail and serves it through a dream.

• smtp
• mail
• server
• ruby

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

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

Papercut SMTP -- The Simple Desktop Email Server

• papercut
• smtp-server
• smtp
• testing

A friendly substitute for .NET mocking libraries.

• c-sharp
• dotnet
• dot-net
• testing

Lightweight service virtualization/ API simulation / API mocking tool for developers and testers

• api-simulation
• golang
• proxy
• mitm

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

• scala
• mocky
• javascript
• mock

Embedded unit testing framework for Godot 4 supporting GDScript and C#. Features test-driven development, embedded test inspector, extensive assertions, mocking, scene testing.

• test-automation
• testing
• testing-tools
• unit-test

DeepfakeHTTP is a web server that uses HTTP dumps as a source for responses.

• http-server
• dump
• dummy
• testing

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

• api
• devtools
• mock
• mocking

HTTP requests collector to test webhooks, notifications, REST clients and more ...

• webhooks
• test-automation
• qa
• testing

Enable network mocks and more in UI Tests

• cocoapods
• testing-tools
• stub
• network-monitoring

Go Interface Mocking Tool

• go
• testing
• interfaces
• mock

HTTP mock for Golang: record and replay HTTP/HTTPS interactions for offline testing

• vcr
• http
• playback
• mock

Java binding for Hoverfly

• api-simulation
• service-virtualization
• java
• testing

SMTP mock server written on Golang. Mimic any 📤 SMTP server behavior for your test environment with fake SMTP server.

• smtp
• smtp-mock
• smtp-server
• smtp-mail

High-performance, multi-protocol mock server. HTTP, WebSocket, gRPC, MQTT, SSE, GraphQL, SOAP in one binary.

• api-mocking
• cli
• developer-tools
• golang

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

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