Stem Desktop is a minimalistic Debian desktop for low-end hardware with limited memory (166Mhz / less than 64M). The goal is to find programs that have the smallest possible memory footprint. After installing *.deb packages on top of clean Debian, the desktop is ready to accept graphical logins.
OpenVPS is a set of software built on top of the Linux VServer aimed specifically at Web Hosting. It is not another set of kernel patches, but a set of scripts to create virtual servers, collect resource utilization information, and provide an interface to the customer as well as the administrator.
footprint is a tool that makes it easier to create and manage kickstart files. It allows you to define systems, create profiles for systems, and macros per distribution. It can create kickstart files on the fly, make custom initrd (ramdisks), create custom bootfloppies, and can manage your DHCP and PXE configuration.
ZeroShell is a Linux distribution with Web administration aimed at providing the main network services a LAN requires: Kerberos and x.509 authentication, LDAP and RADIUS authorization, routing, bridging, VLAN 802.1q management, VPN LAN-to-LAN and host-to-LAN, support for authenticated WI-FI access with WPA and WPA2, DNS and DHCP servers, and Captive Portal to access the network using Web login (Internet hotspot). The distribution is now available in the form of a LiveCD or Compact Flash image for embedded network devices. The image size is 103 MB. The distribution is produced directly from the source code of any installed packages.
OpenSDE is a kit for creating customized operating systems based on GNU/Linux. OpenSDE has an easy configuration tool which allows anyone to put together their own GNU/Linux distribution that addresses their specific needs. OpenSDE supports over 2400 software packages and the number is still growing.