Blockbench - A low poly 3D model editor
LilyPond sheet music text editor
The HTML Presentation Framework
Juggling Lab juggling animator
Java application for creating Morphing videos
Free and open source vector graphics editor for Windows, Mac, & Linux
an Open Source BPMN 2.0 / DMN 1.1 Modeler
Another drawing editor for LaTeX with PSTricks & TikZ
Easy Tools of PDF, Image, File, Network, Data, and Medias
An interactive viewer for three-dimensional chemical structures.
A premier mind-mapping software written in Java
Modular XSL-FO Implementation for Java.
Draw vector graphics to scale using a descriptive language
EasyABC is an open source ABC editor
JaxoDraw: Feynman Diagrams made easy!
Nyquist is a language for sound synthesis and music composition.
A pixel art editor that supports animation and scripting
Create and edit LDraw™ parts quick and easy.