Fast, multi-threaded malloc() and nifty performance analysis tools
Sampling profiler for Python programs
Xdebug Profiling Web Frontend in PHP
7 Generic TSQL Scripts to Troubleshoot SQL Performance Problems
Timing & instrumentation for python web apps
Benchmarking tool
ZHHacker
Python package to retrieve and manage data of the IMDb
Software Monitoring Framework
Monitoring and control system
Interactive flamegraph viewer
Your application log analysis tool.
C/C++ function instrumentation (AOP, exception/stack tracing, GC)
Open|SpeedShop is an open source multi platform Linux performance tool
Command Line profiler of CPU usage
Support for manual parallelization of sequential C programs.