Google Code-In and FreeBSD’s Participation
Installing PC-BSD on a Mac
Keeping Your Configuration Files Shiny Using sysmerge(8)
Rolling Your Own FreeBSD Kernel
OpenBSD 5.0: PHP, Cacti, and Symon
Extracting Useful Information From Log Messages
Anatomy of a FreeBSD Compromise
Hardening BSD with Security Levels
FreeBSD Foundation Update

забираем от сюда:
http://bsdmag.org/magazine/1781-rolling-your-own-kernel