🔨 The Framework *You* Control - Next.js & Nuxt alternative for unprecedented flexibility and dependability.

Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

Write scalable load tests in plain Python 🚗💨

HTTP load testing tool and library. It's over 9000!

💻 A fully functional local AWS cloud stack. Develop and test your cloud & Serverless apps offline

⏰ 🔥 A TCP proxy to simulate network and system conditions for chaos and resiliency testing

Hypothesis is a powerful, flexible, and easy to use library for property-based testing.

Automatically mock your HTTP interactions to simplify and speed up testing

Supercharge your API testing, catch bugs, and ensure compliance

An extensible framework for interacting with tests within NeoVim.

Malformed servers to test your HTTP client

Ward is a modern test framework for Python with a focus on productivity and readability.

Mutation testing system

A comprehensive test suite for RFC 8259 compliant JSON parsers

A unit test-like interface for fuzzing and symbolic execution

Full featured next gen Clojure test runner

Green is a clean, colorful, fast python test runner.

GitHub Action to publish unit test results on GitHub

Mutation testing for Python

🧪 📗 Unit test your Jupyter Notebooks the right way

Test framework for Neovim plugins

Adaptive fuzzing of Hypothesis tests

A plugin for more fluid TDD in Vim.

A commanding view of your test-coverage.

An overview of property-based testing functionality

Automated testing for the examples in your documentation.

Collection of awesome 😎️ Python resources for testing

Displays test coverage data in the sign column

🐳 🚦 Docker Traffic Control - network rate limiting, emulating delays, losses, duplicates, corrupts and reorders of network packets using only container labels or a command-line interface.

Test suites for Web platform specs — including WHATWG, W3C, and others