GDB is a source-level debugger, capable of breaking programs at any specific line, displaying variable values, and determining where errors occurred. Currently, gdb supports C, C++, D, Objective-C, Fortran, Java, OpenCL C, Pascal, assembly, Modula-2, Go, and Ada. A must-have for any serious programmer.

Battery Monitor is a battery monitor for laptops. It displays the current status of the battery (charge/discharge and energy level) as well as some information about the general health of the cell.

KGeography is an aid for learning about world geography. You can use it to explore a map, show information about regions and features, and play quiz games to test your geography knowledge.

FAUmachine is a virtual machine that can simulate PC hardware like QEMU. Its main focus is to simulate the real hardware as close as possible.

Mozc is a Japanese Input Method Editor (IME) designed for multi-platform such as Chromium OS, Windows, Mac and Linux.