DruidBSD is a FreeBSD micro-distribution that supports CD/DVD, USB, and HD booting into a Live BSD Distribution.
InstallPen it's a very small script to create OpenBSD's install pendrives ;)
LAN management system - MySQL based system managing machines with DHCP, DNS through a PHP Web interface. Also contains a samba search engine.
autoswap is a tool (written in Perl) that allows for swap space to be created automatically based upon the amount of RAM in the machine or configuration. Useful for cluster configuration.
Boot EnviRonments MANager. Berman is a tool to manage (create, update, etc) different boot environments in your machine. It's useful on upgrade process for example, you will always have a "working version" of your system.
A set of tools to generate and build a customized initramfs, for simple mounting tasks, such as setting up a unionfs system. Written for a small footprint and fast execution. Compatible with both glibc and uClibc.