Event data simulator. Generates a stream of pseudo-random events from a set of users, designed to simulate web traffic.
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Performance benchmarking and testing framework for .NET applications :chart_with_upwards_trend:
- benchmark
- garbage-collection
- dotnet
- nbench
Lightest, yet Fastest Javascript test runner for nodejs and browsers
- zora
- tap
- javascript-test-harness
- assertion
Suricata, Snort and Zeek IDS rule and pcap testing system
Port of a popular ruby faker gem written in kotlin. Generate realistically looking fake data such as names, addresses, banking details, and many more, that can be used for testing and data anonymization purposes.
- kotlin
- kotlin-library
- testing
- faker
C#/.NET test automation framework for web
- selenium
- webdriver
- test-automation
- csharp
Generate mocks from ActiveRecord models for unit tests that run fast because they don’t need to load Rails or a database.
BDD framework allowing to create easy to read and maintain tests.
- nunit
- mbunit
- xunit
- mstest
Scala testing library with actionable errors and extensible APIs
Betamax is a tool for mocking external HTTP resources such as web services and REST APIs in your tests. The project was inspired by the VCR library for Ruby.
Python-centric Cookiecutter for Molecular Computational Chemistry Packages
- cookiecutter
- python-packages
- molecular-sciences
- conda-environment
Patch fetch/XMLHttpRequest to fake a REST API server in the browser, based on JSON data.
A py.test plugin to validate Jupyter notebooks
- ipython-notebook
- jupyter-notebook
- python
- testing
FsUnit makes unit-testing with F# more enjoyable. It adds a special syntax to your favorite .NET testing framework.
- fsunit
- xunit
- nunit
- fsharp
BDDfy is the simplest BDD framework EVER!
All-in-one go testing library
- go
- golang
- instrumentation
- mock
Browser automation engine benchmark - Test bypass rates, performance & stealth against Cloudflare, DataDome, reCAPTCHA, Kasada, Imperva, Akamai, PerimeterX and other bot detection systems. Find the best browser for scraping.
- anti-detect
- antidetect-browser
- automation
- browser
C++ Faker library for generating fake (but realistic) data.
- faker
- cpp
- fake-data
- cpp20
Framework allows to perform load testing with Apache Jmeter, view application/server metrics in real-time with Grafana, analyze errors cause with detailed traces for failed requests, compare different test runs in scripted dashboard and perform frontend performance testing with sitespeed.io+webpagetest
Scriptable, multipurpose mock server. Run standalone mock servers, or embed mocks within your tests or CI/CD pipeline.
Fake JSON Server is a Fake REST API that can be used as a Back End for prototyping or as a template for a CRUD Back End.
- csharp
- webapi
- dotnet-core
- dynamic
An Automatic Automated Test Writer
AI-powered E2E testing for 10 platforms. 253 MCP tools. Zero config. Works with Claude, Cursor, Windsurf, Copilot. Test Flutter, React Native, iOS, Android, Web, Electron, Tauri, KMP, .NET MAUI — all from natural language.
Shift-left API Integration | Auto-fix integration drift before integration. Specmatic turns API specifications into executable contracts, continuously verifying that every change made by AI coding agents and engineers stays true to the desired behaviour. Ship AI-ready APIs 10x faster, from intent to implementation, with Spec-Driven API Development.
- contract-testing
- microservices
- contract-driven-development
- cdd