GNU Profiler (gprof)

• Quick Tutorial

• ubiquitous
• free software
• some IDEs can present gprof results in a GUI

Intel VTune Profiler

• free of charge
• GUI & command line interface
• sampling-based profiling
• hardware event sampling for Intel chips
• locks & waits analysis
• memory access analysis
• storage analysis
• integrates with MS Visual Studio

OProfile

perf

• Official Tutorial
• Tutorial

• free software

Valgrind

• free software

Apple Instruments

• part of XCode

NVIDIA Nsight Compute

• profiling for NVIDIA GPUs (architectures: Paspal, Volta, Turing)
• supplants NVIDIA Visual Profiler

DTrace

• free software

Optick

• instrumentation-based and sampling-based profiling
• GPU counters

GlowCode

SmartBear AQTime

Arm MAP

Oracle Performance Analyzer

Easy Profiler

Google Benchmark

• Apache-2.0

gperftools (originally Google Performance Tools)

• BSD-3-Clause

• high-performance multithreaded malloc()
• heap checker
• heap profiler
• cpu profiler

Celero

• Apache-2.0

plf::nanotimer

• zlib