Под лицензией GNU Free Documentation License опубликована книга "FreeBSD system programming" по программированию во FreeBSD.

Оглавление:

1. FreeBSD's Make
   
2. Bootstrapping BSD
   
3. Processes and Kernel Services
   
4. Advanced Process Controls and Signals
   
5. Basic I/O
   
6. Advanced I/O
   
7. Processes Resources and System Limits
   
8. FreeBSD 5.x