Ultimate Edition 4.2 is an Ubuntu-based distribution featuring the MATE 1.8 desktop environment. Ultimate Edition 4.2 was built from the ground up debootstrapped from the Ubuntu 14.04 'Trusty Thar' tree using Tmosb (TheeMahn's Operating System Builder) which is also included in this release. This release is a long-term support (LTS) release, supported until the year 2019.

About Ultimate Edition

Ultimate Edition, first released in December 2006, is a fork of Ubuntu and Linux Mint. The goal of the project is to create a complete, seamlessly integrated, visually stimulating, and easy-to-install operating system. Single-button upgrade is one of several special characteristics of this distribution. Other main features include custom desktop and theme with 3D effects, support for a wide range of networking options, including WiFi and Bluetooth, and integration of many extra applications and package repositories.