Bento, the office suite that fits in a file
an Open Source BPMN 2.0 / DMN 1.1 Modeler
Another drawing editor for LaTeX with PSTricks & TikZ
An interactive viewer for three-dimensional chemical structures.
A premier mind-mapping software written in Java
Draw vector graphics to scale using a descriptive language
EasyABC is an open source ABC editor
Modular XSL-FO Implementation for Java.
Nyquist is a language for sound synthesis and music composition.
JaxoDraw: Feynman Diagrams made easy!
Open Source Solid Modeling CAD
Java3d scenegraph editor
ADAMS is a workflow engine for building complex knowledge workflows.
Tracked Music Editor
A Java image editor
Webbased modeling tool
Convert any image to gerber and drill files