"Trac" Project Mangagement System for STILT
If you have get an user login according the registration part (see menue entry "Registration" the same user login can be used for the "Trac" project management system.
Trac for STILT: https://projects.bgc-jena.mpg.de/STILT
You can use the Trac-system for creating tickets, milestones and browse the STILT source code.