Mock

Keploy is a developer-centric API and integration testing platform that auto-generates tests and data mocks by recording real API calls and database...

Orval is a TypeScript code generator that produces type-safe API clients from OpenAPI v3 or Swagger v2 specifications. It specializes in generating...

graphql-tools is a TypeScript utility library for building, mocking, and stitching GraphQL schemas using SDL-first approach. It excels at schema...

Microcks is a cloud-native platform for API mocking and testing that transforms API specifications (OpenAPI, AsyncAPI, gRPC, GraphQL, Postman,...

S3Mock is a lightweight, embeddable mock server implementing a subset of the Amazon S3 API for local integration testing, removing the need for real...

Mock Service Worker (MSW) is an industry-standard API mocking library for JavaScript that intercepts requests at the network level using the Service...

Mockoon is a desktop application and CLI tool for designing and running mock APIs locally without remote deployment or account requirements. It...

mockery is a code generator that automatically creates mock implementations for Go interfaces, designed to work with the stretchr/testify/mock...

Nock is an HTTP server mocking and expectations library for Node.js that allows developers to test modules performing HTTP requests in isolation,...

Mockito is the most widely-used mocking framework for Java unit testing, enabling developers to create mock objects for isolating code under test. It...

Antd Admin is a production-ready admin dashboard template built with React 19, Ant Design 6, and modern frontend tooling (TanStack Router/Query,...

Mimesis is a fast Python library for generating fake/synthetic data across 46 locales, designed for testing, prototyping, and data science workflows....

Pester is the primary testing and mocking framework for PowerShell, enabling unit testing, BDD, and TDD workflows across Windows PowerShell 5.1 and...

pytest-mock is a thin wrapper around Python's mock library that provides a convenient `mocker` fixture for pytest, simplifying mock patching and...

Mocha is a mature Ruby library for mocking and stubbing in unit tests, with built-in support for Minitest and Test::Unit and compatibility with...

MongoDB Memory Server is a testing utility that spins up real MongoDB server instances programmatically within Node.js for integration testing and...

ng-mocks is a specialized Angular testing library that streamlines unit test setup by providing utilities to mock components, directives, pipes,...

MockK is a mocking library designed specifically for Kotlin that enables developers to create mock objects for unit testing. It provides features...

LoggingInterceptor is an OkHttp3 interceptor library that provides formatted HTTP request/response logging for Android and Java applications. It...

Cuckoo is a mocking framework for Swift that provides Mockito-like syntax for writing unit tests. It uses a compile-time code generator (Cuckoonator)...

Mirage JS is a client-side server library for developing, testing, and prototyping JavaScript applications without requiring a backend. It provides...

JSON Server is a zero-configuration tool that spins up a full fake REST API from a JSON or JSON5 file in seconds, making it ideal for frontend...

Mockery is a PHP mock object framework designed for unit testing with PHPUnit, PHPSpec, and other testing frameworks. It provides a succinct DSL for...