Version 2.2.1 is a maintenance release; it fixes the missing Functions in the Files sidebar.

Version 2.2.0 is a new release; it adds support for Doxygen 1.17 concepts.

Version 2.1.0 is a new release; it fixes several issues and adds support for C++20 concepts.

Version 2.0.0 is the first publicly available release.

The Doxygen Documentation Converter project has a new web site.