The functionality provided by GUIKit has been superseded by the interface construction
functions native to the built-in Wolfram Language.
Here are a few examples that demonstrate building user interfaces with the GUIKit framework.
Hello World—The classic simple application written with GUIKit.
J/Link Comparison Examples
These examples originally appeared with J/Link and the following versions might give some insight regarding the differences between writing user interfaces with GUIKit or directly with J/Link.
Making Progress (Extended)
NIntegrate Explorer — a graphical interface to an aerial imagery web service
Text Import Wizard — a wizard for Import of text files
GraphEditor — a graph-editing application integrated with other graph utilities
GraphEditor — a graph editor built from a graphics library
TerraService — a graphical interface to an aerial imagery web service
Web Services Navigator — a graphical interface to explore and install web services
DatabaseExplorer — a graphical interface for exploring databases
EquationTrekker — an interactive tool for investigating differential equation solutions