Browse free open source Performance Testing software and projects for Windows below. Use the toggles on the left to filter open source Performance Testing software by OS, license, language, programming language, and project status.
A rewrite of the old legacy software "depends.exe" in C# for Windows
The OWASP ZAP core project
Desktop app for inspecting your React JS and React Native projects
PerfView is a CPU and memory performance-analysis tool
Open-Source, Automated Benchmarking
Scriptable database and system performance benchmark
Test automation made simple
Node.js Production Process Manager with a built-in Load Balancer
Install and run Python applications in isolated environments
Speedtest Tracker is a self-hosted internet performance tracking app
A protocol agnostic application layer denial of service attack.
Python version of the Playwright testing and automation library
Zerocopy makes zero-cost memory manipulation effortless
Python-based continuous integration testing framework
Modern concurrency tools including agents, futures, promises, etc.
Ethr is a comprehensive network measurement tool for TCP, UDP & ICMP
Image loading system
.NET version of the Playwright testing and automation library
A Powerful and Easy to Use Automatic Mouse Click and Drag Generator
Marathon supports testing of Java/Swing and Java/Fx applications.
Clinic.js diagnoses your Node.js performance issues
LazyLoad is a lightweight, flexible script that speeds up your website
End-to-end testing framework in Node.js & using the Webdriver API
Headless Chromium-based web performance metrics collector