D-CM is an easy-to-use, all-in-one manager for Web programmers. It allows you to do all things you would do in an SQL manager, terminal, file manager, text editor, FTP client, and more.
Transie is a CAT (computer-aided translation) text editor for translators. It works on Linux with Qt and KDE. It is developed in Gambas BASIC and it's easy to customize and extend.
PlantUML QEditor is a simple editor for PlantUML. It features updating of the diagram while editing, a code assistant to insert ready-made code snipets, and the option to cache the PlantUML output to speed redo, undo, and loading from disk.
A object-relational mapper.
A console login system.