Gens is a Sega Mega Drive (Genesis), 32X, and Mega CD emulator with a GUI with many features.
LibreOffice is a feature-packed and mature desktop productivity package. It consists of a word processor, a spreadsheet, a presentation package, a drawing program, a database, and an equation editor.
A minimal, hardcore loop player for Linux, Mac OS X, and Windows.
Eclipse IDE integration for SBuild.