Progress-Plus has built a very comprehensive tool to built a complete documentation website on any Progress project.

There are similar programs for other tools and languages (e.g. for VB). They are widely used by teams of developers to analyze, write and test software. These tools were invented because of demand for a more stable program code, shorter terms, and increased developers work efficiency.

PRO4m main goals:
Decrease time to map a project.
Increase understanding of a project.
Improve project performance and optimization.
Simplify code and programs structure.
Manage project changes history.