Di.IT AG is an established software company in the German automotive industry for suppliers of wire harnesses. The portfolio of Di.IT AG includes production control systems, logistics suites and a Cutting-area optimization, to control the cutting of wires on demand.

Dr. Heinrich Hördegen has worked for Di.IT AG on various components for production control systems. Development language was C++. Among other things, he has also realized diagrams, which interactively visualize the progress of production processes. This server-client application used the web technologies SVG, CSS, JavaScript, CGI and XSLT. In the field of logistics, Dr. Heinrich Hördegen has developed software for inventory management and just-in-time delivery.

During training of Di.IT AG's IT specialists, Dr. Heinrich Hördegen taught Java and developed a compiler for the exemplary programming language diitlang.