Poseidon GNU/Linux 3.2
Poseidon Linux was designed as a friendly and complete desktop, based on open source software and aimed at the Brazilian/International scientific community. This operating system is based on Ubuntu and inspired by Quantian Linux. It offers several specific tools in the areas of GIS, 3D Visualization, Mathematics, Statistics and several otherfields of research. It also has all the software expected in a modern desktop such as an office suite – with spell checker, web browsers, e-mail readers, instant messaging, and more. Poseidon Linux 3.0, released June 21, 2008, supports Brazilian Portuguese, Spanish, English and German. Poseidon 3.1 was released November 23, 2008. Poseidon 3.2 was released May 11, 2010.
Poseidon GNU/Linux 3.2 Official website
Download link to the distribution ISO