PerfView is a CPU and memory performance-analysis tool
Scriptable database and system performance benchmark
Command Line profiler of CPU usage
An online request replication tool, also a tcp stream replay tool
Slows down any given Windows process (written in C#)
A bash-Script to collect metrics from a Linux system.
A benchmark to test your CPU, RAM, and system
Java based CPU stress testing tool
Increase your android performance
Library tools to collect timing in Java, C, C++
SarBox helps user to parse or analyze sar data
Database Replication Benchmark and Test Tool