942 Open source projects that are alternatives of or similar to mockingbird

Mock Twilio gem for Ruby

Store data created during your `pytest` tests execution, and retrieve it at the end of the session, e.g. for applicative benchmarking purposes.

Robot Testing Framework (RTF)

Aioresponses is a helper for mock/fake web requests in python aiohttp package.

A Golang tool that does static analysis, unit testing, code review and generate code quality report.

A strict, yet friendly mocking library for Rust 2018

Faker is a pure Elixir library for generating fake data.

File based Node REST API mock server

Qiniu httptest utilities

Some examples on how to achieve the same goal with either of both libraries: sinon and jest. Also some of those goals achievable only by one of these tools.

Improves PHPUnit testing productivity by adding a service container and self-initializing fakes

Smocker is a simple and efficient HTTP mock server and proxy.

HTTP traffic mocking and testing made simple in Python

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

Stub your network requests easily! Test your apps with fake network data and custom response time, response code and headers!

LWC plugins and utilities for testing

Run mock server based off an API contract with one command

A progressive test framework for C.

A library aimed to minimize the boilerplate required to unit-test Entity Framework Core code using AutoFixture and in-memory providers.

Suite of C/C++ tooling built on LLVM/Clang

Graceful mock-data and fixtures generation using TypeScript

A library for setting up Java objects as test data.

Mocks Server monorepo

A mock server based in OpenAPI Specification

A simple example showing how to override the URLProtocol to return mock data on Alamofire responses. Helpful if you are looking for a simple way to mock an Alamofire response, with out any additional dependencies.

MockNeat is a Java 8+ library that facilitates the generation of arbitrary data for your applications.

Development tool to mock API endpoints quickly and easily (docker image available)

A Go mocking framework.

MockSwift is a Mock library written in Swift.

Clojure/ClojureScript library for stubs, spies and mocks.

Working with mountebank api it's easy!

Easily unit test LaunchDarkly feature flagged components with jest

HTTP traffic mocking and testing made easy in Go ༼ʘ̚ل͜ʘ̚༽

Random fake data generator with localization for Javascript in Node.js and browser

Boilerplate-free mocking framework for Swift!

Intercept HTTP requests at the Python socket level. Fakes the whole socket module

Mocking library for TypeScript and JavaScript using Proxies!

Efficient Mock Generator for Swift

Mockery is a simple yet flexible PHP mock object framework for use in unit testing with PHPUnit, PHPSpec or any other testing framework. Its core goal is to offer a test double framework with a succinct API capable of clearly defining all possible object operations and interactions using a human readable Domain Specific Language (DSL).

Build a fake backend by providing the content of JSON files or JavaScript objects through configurable routes.

A CLI to mock with meaningful data a REST API from a Swagger file

Firebase mock library for writing unit tests

A full-featured BDD unit testing framework for bash, ksh, zsh, dash and all POSIX shells

🐦 Next generation mocking framework in Javascript

📚 A fake implementation of the Xrm object model. Written in TypeScript against @types/xrm definitions.

Yeoman generator for building a fake backend by providing the content of JSON files or JavaScript objects through configurable routes.

Easily mock GraphQL queries in your Relay Modern / Apollo / any-other-GraphQL-client tests.

A framework for mocking up server-side persistence / processing for Backbone.js

Wiremock UI - Tool for creating mock servers, proxies servers and proxies servers with the option to save the data traffic from an existing API or Site.

A library to aid unittesting code that uses Golang's Github SDK

HTTP mocking library for Rust.

NO MORE MAINTAINED: Intercept and respond to requests in the browser (AJAX) and Node.js (http(s) module)

Simplified requests calls mocking for pytest

A set of javascript packages that generates fake data for you.

A JavaScript library built on top of the Faker.JS library. It generates massive amounts of fake data in the browser and node.js.

Data API for local, you can write unittest for AWS Aurora Serverless's Data API

Seamless REST/GraphQL API mocking library for browser and Node.js.

Advanced unit test framework for D

Node require wrapper with options for cache busting, pre- and post-processing

✨ Scenario-based HTTP mocking