An automatic, configuration-less, GUI for Arduino projects.
A quick & dirty XUL / XBL prototyping editor for user interface.
A library in C++ for creating old-school graphic tiles.
Embedded Rapid Application Development
Simple GUI to create a CYOA Build-logfile.
Array-based GTK+ store
jQuery parts with server side program
Qt Slide Switch Button Component
Additional Graphical Classes and Widgets for Tkinter/Ttk
New Look Button Components for Delphi/Lazarus
Serial port controls for WPF
Simple Tcl/Tk library for XML-based GUI creation