PerfView is a CPU and memory performance-analysis tool
Modern concurrency tools including agents, futures, promises, etc.
RSpec for Rails 5+
7 Generic TSQL Scripts to Troubleshoot SQL Performance Problems
Open-Source, Automated Benchmarking
A rewrite of the old legacy software "depends.exe" in C# for Windows
CLI tool for ensuring that a given script runs continuously
Ethr is a comprehensive network measurement tool for TCP, UDP & ICMP
Marathon supports testing of Java/Swing and Java/Fx applications.
An online request replication tool, also a tcp stream replay tool
Offensive PowerShell for red team and penetration testing
A fluent language to write perftences
Benchmarking tool for web based applications and web servers.
awkStatistics generates statistics from csv-data with awk.
Test suite with unit regrssion and execution statistics
A library for monitoring the garbage collection of app objects
Madcow 2.0 - Advanced Test Automation
xpath plugin for jmeter with local namespace prefixes
SarBox helps user to parse or analyze sar data