Runtu is a Russian desktop Linux distribution based on Ubuntu's LTS (long-term support) releases. It features full support for Russian and a variety of extra applications, tools and media codecs. There are two separate editions that are produced with a varying degree of frequency; the "Xfce" edition tend to get more attention while the "Lite" edition, featuring the LXDE desktop, is also released and updated from time to time.
Luit Linux is a mini live CD with XFce 4, based on Damn Small Linux. A new version was announced today: "Latest release: v 0.4. The main feature of this new distribution is its modularity. Additional CDs can be mounted to get additional packages at any time when needed, from the desktop menu, or through a command prompt. All can be combined to make a mini CD version." Visit the distribution's home page to read the release announcement and feature list. The bootable live CD can be downloaded from here: luitlinux-0.4.iso (50.0MB). The two supplemental CDs with additional applications are available from this directory.
3CX Phone System is a specialist, Debian-based Linux distribution designed to run a complete unified communications platform. The 3CX client, included in the distribution, can also be installed separately on most hardware as well as the cloud. It provides a complete open standards-based IP PBX and phone system that works with popular SIP trunks and IP phones. It will automatically configure all supported peripherals and it also comes with clients for Windows, OS X, iOS and Android. The ISO image includes a free license for the 3CX PBX edition. The ISO image contains the standard Debian installer which installs a minimal system with the nginx web server, PostgreSQL database, iptables firewall and Secure Shell. Options not relevant to 3CX have been removed from the distribution. Download the installation ISO image from here: debian-amd64-netinst-3cx.iso (372MB).