GNU cflow

GNU cflow is a flow graph generator that is part of the GNU Project. It reads a collection of C source files and generates a C flow graph of external references. It uses only sources and does not need to run the program.

GNU cflow

Developer(s)	GNU Project
Stable release	1.7[1]  / 30 December 2021; 3 years ago (30 December 2021)
Repository	git.savannah.gnu.org/cgit/cflow.git
Operating system	Linux, UNIX
Type	flowgraph generator
License	GPL (free software)
Website	gnu.org/software/cflow/

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History

It was initially an implementation of the UNIX utility cflow.

cflow (UNIX utility)

cflow is a Unix command generating a C-language flowgraph.

Besides GNU, there are other implementations of cflow, like the one for Tru64 Unix.^[2]