strace - Trace system calls and signals. A diagnostic, debugging and instructional userspace utility.

dotMemory - dotMemory allows users to analyze memory usage in a variety of .NET and .NET Core applications.

ftrace - A function tracer for the Linux kernel.

Valgrind - Valgrind is an instrumentation framework for building dynamic analysis tools.

ltrace - ltrace intercepts and records dynamic library calls which are called by an executed process and the...

OProfile - OProfile is an open source project that includes a statistical profiler, capable of profiling all running code at low overhead.