Repository Index

Test spies, stubs and mocks for JavaScript.

• stubs
• javascript
• tdd
• test-driven-development

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

The most popular and friendly mocking framework for .NET

MockServer is an HTTP(S) mock server and proxy for testing that lets you mock APIs, inspect and modify live traffic, and inject failures. It supports HTTP/1.1, HTTP/2, gRPC, WebSockets, TCP and more on a single port, with additional support for HTTP/3, message brokers, and AI/LLM APIs.

• mock-server
• proxy
• java-client
• javascript-client

A gem providing "time travel", "time freezing", and "time acceleration" capabilities, making it simple to test time-dependent code. It provides a unified method to mock Time.now, Date.today, and DateTime.now in a single call.

• rails
• ruby
• time
• test

A friendly substitute for .NET mocking libraries.

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

🔮 Proxies nodejs require in order to allow overriding dependencies during testing.

Testing layer for Microsoft's HttpClient library. Create canned responses using a fluent API.

• dotnet
• httpclient
• testing
• mocking

A collection of utilities for creating/testing/experimenting with service workers.

• service-worker

Bypass provides a quick way to create a custom plug that can be put in place instead of an actual HTTP server to return prebaked responses to client requests.

• testing
• http
• https
• mock

A reasonably complete and well-tested golang port of httpbin, with zero dependencies outside the go stdlib.

• httpbin
• golang
• testing
• http

EasyMock, makes mocking easier since 2001

Free, open-source AWS emulator. LocalStack alternative: 107 services, 7,657 operations, true 100% Smithy conformance (258,545/258,545 variants pass). No account, no auth token, no paid tier.

• aws
• aws-emulator
• aws-testing
• dynamodb

Fake server, Consumer Driven Contracts and help with testing performance from one configuration file with zero system dependencies and no coding whatsoever

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

• http-server
• dump
• dummy
• testing

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

• rest
• client
• frontend
• fetch

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

• webhooks
• test-automation
• qa
• testing

A .NET library for intercepting server-side HTTP requests

• httpclient
• netstandard
• dotnet
• dotnet-core

a socket mock framework - for all kinds of socket animals, web-clients included

• python
• testing
• mock
• socket

A mock for PrismaClient, dedicated to unit testing.

• prisma
• testing
• typescript
• unit-testing

A Open Source Mocking framework for Delphi XE2 or later

• delphi
• mocking-framework
• dpmpackage

:dash: Simple yet powerful file-based mock server with recording abilities

• mock
• server
• file-based
• nodejs

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

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

Mock HTTP::Client