PerfView is a CPU and memory performance-analysis tool
The OWASP ZAP core project
Monitor, analyze and optimize your website speed and performance
Prevents your Mac from going to sleep
A Node.js tool to automate end-to-end web testing
Test automation made simple
Install and run Python applications in isolated environments
Keep your bundle size in check
7 Generic TSQL Scripts to Troubleshoot SQL Performance Problems
Plugin style, non-invasive APM system developed by WeChat
High performance tabular data exporter
CAT is the basic component of the server project
Software Monitoring Framework
CLI tool for ensuring that a given script runs continuously
Scriptable database and system performance benchmark
An online request replication tool, also a tcp stream replay tool
A fluent language to write perftences
A simple tool for testing SPARQL system performance and reliability
Automatic PageSpeed optimization module for Nginx
Simple and powerful tool for benchmarking your code's efficiency
Test suite with unit regrssion and execution statistics
Java and C Comparative Performance Benchmarks
Library tools to collect timing in Java, C, C++
A protocol agnostic application layer denial of service attack.