The ext2, ext3 and ext4 file systems are successors of the original ext ("extended") file system. They are the main file system types used for hard disks on Debian and other Linux systems.

LaTeXila is a LaTeX editor for GNOME. It integrates the various tools required for processing LaTeX documents. It provides menus, buttons and templates to assist with the edition and the compilation of documents.

python-acidobasic allows you to compose a mixture of acid or base reactives, and to simulate their titration by one acid or base. pH and concentration curves are displaied instantly when the composition of all chemicals are defined. You can choose to display either concentrations or quantities of chemicals.