Simple Flashlight - A clean flashlight with an extra bright display and customizable stroboscope.

NirCmd - NirCmd is a small utility that allows you to do many useful tasks from command-line, without displaying any user interface: change your display settings, turn off your monitor, open the door of your CD-ROM drive, and more...

Tiny Flashlight + LED - Tiny Flashlight + LED is free to use application that can be used anywhere else, having nicely built-in functionality.

Yad - Yad (yet another dialog) is a fork of Zenity with many improvements, such as custom buttons...

Task Killer - Task Killer is an application which automatically forces other applications to stop which are running in the background, making you enhance your smartphone performance and battery life.

Zenity - Zenity is a tool that allows you to display GTK dialog boxes in commandline and shell scripts.