Zerocopy makes zero-cost memory manipulation effortless
Image loading system
PerfView is a CPU and memory performance-analysis tool
Macro(s) for vectorizing loops
Clinic.js diagnoses your Node.js performance issues
Plugin style, non-invasive APM system developed by WeChat
Efficient cache for gigabytes of data written in Go
A rewrite of the old legacy software "depends.exe" in C# for Windows
Real-time analysis and diagnostics tools for OpenResty
Scriptable database and system performance benchmark
An online request replication tool, also a tcp stream replay tool
Offensive PowerShell for red team and penetration testing
minimal monitor for JS Heap Size via performance.memory
Benchmarking and stress testing tool for the Zabbix agent
A library for monitoring the garbage collection of app objects
An independent Data Distribution Management testbed
SarBox helps user to parse or analyze sar data
Analyses multi-threaded applications without need of the sources.