yEdGen can open a flow chart and generate ANSI C code from it.
Electronic design and programming tools suite like Eagle, MpLab
A layout and widget editor for Wt (C++ web applications)
Cress is a comprehensive toolset for graphical service/workflow design
Easily create and print codebar labels to any application
Generator's generator (JSON templates plus automatic DSL generation)
CRUD framework with a generic Web UI and integrated micro ORM.
clickTk is a graphical editor to generate Perl/Tk GUI.
An editor for Java 3D scenes
A software to craft easily your own Minecraft mod, without coding
A visual markup editor that runs in a browser.
Community Supported Eclipse Visual Editor