Top 6 call-graph open source projects

Jonga: Python function call graph visualization

Static call graph generator. The official Python 3 version. Development repo.

A multi-language tool which parses source code for function definitions and calls

A Dear ImGui Widget for displaying Flame Graphs.

MetaCG offers an annotated whole program call-graph tool for Clang/LLVM.

A simple tool to generate a call graph for calls within Windows CMD (batch) files.