Flowlab - Flowlab is an online game creator. Make your own games to share with friends.
Vvvv - vvvv is a graphical programming environment for easy prototyping and development.
Wick Editor - The Internet's free and open-source creation toolkit.
Processing - C++ and Java programming at the speed of thought.
Scroller Game Creator - Create your scroller shooter game
TouchDesigner - TouchDesigner is a visual development platform that equips you with the tools you need to create stunning realtime projects and rich user experiences.