gtkGuitune is a Linux program for tuning guitars and other instruments by using the method of Schmitt-triggering, i.e. counting the number of triggerings between two trigger levels in a certain amount of time.

Kupfer is a summoner/launcher in the style of Quicksilver or GNOME Do. It can search and browse your files, launch desired applications and object you need in a quicker way.

Subtitle Editor is a GTK+3 tool to edit subtitles. It can be used for new subtitles or as a tool to transform, edit, correct and refine existing subtitles.

The object of the game is to build a line of four of your marbles while trying to stop your opponent (human or computer) building a line of his or her own. A line can be horizontal, vertical or diagonal.

nautilus-scripts-manager is a small and easy to use application which allows any user to activate, deactivate or just see Nautilus scripts installed in the system.

Kaffeine is a media player for KDE based on VLC, which gives it a wide variety of supported media types and lets Kaffeine access CDs, DVDs, and network streams easily. Kaffeine also has an excellent support of digital TV (DVB).