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AutoFixture is an open source library for .NET designed to minimize the 'Arrange' phase of your unit tests in order to maximize maintainability. Its primary goal is to allow developers to focus on what is being tested rather than how to setup the test scenario, by making it easier to create object graphs containing test data.
Verify is a snapshot testing tool that simplifies the assertion of complex data models and documents.
Synthetic Patient Population Simulator
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.
Simple gRPC benchmarking and load testing tool
Papercut SMTP -- The Simple Desktop Email Server
Bluepill is a reliable iOS testing tool that runs UI tests using multiple simulators on a single machine
Automatically mock your HTTP interactions to simplify and speed up testing
Easy benchmarking of all publicly accessible implementations of convnets
Runtime introspection and unit testing of SwiftUI views
Lightweight service virtualization/ API simulation / API mocking tool for developers and testers
validate the structure of your container images
An in memory postgres DB instance for your unit tests
🚦 Your own mini Travis CI to run tests locally
Minimalistic BDD-style assertions for Node.JS and the browser.
The jQuery Mockjax Plugin provides a simple and extremely flexible interface for mocking or simulating ajax requests and responses
Generate custom HTTP responses, the simpler way to test your Web Services
A minimal benchmark for scalability, speed and accuracy of commonly used open source implementations (R packages, Python scikit-learn, H2O, xgboost, Spark MLlib etc.) of the top machine learning algorithms for binary classification (random forests, gradient boosted trees, deep neural networks etc.).
Simple, fast, accurate single-header microbenchmarking functionality for C++11/14/17/20
Synthetic data generators for tabular and time-series data
Self-hosted iOS & Android simulator streaming for the whole team
Simple and powerful factories for mock data generation
vfsStream is a stream wrapper for a virtual file system that may be helpful in unit tests to mock the real file system. It can be used with any unit test framework, like PHPUnit or SimpleTest.
Make continuous deployment safe by comparing before and after webpage screenshots for each release. Depicted shows when any visual, perceptual differences are found. This is the ultimate, automated end-to-end test.