AROS compatible projects
From Freepascal Amiga wiki
This page lists projects, libraries, examples and other related material that is mostly cross compilable and therefore also work out of the box for AROS.
- ALB's test project directory 
- Testprojects, example source codes and ready to compile Games and Tools
3th Party components/object
- DCPCrypt 
- Encryption and hash library for Free Pascal, more information can be found here.