Xojo-Code:

Cool Loading Weel Control
Version: 1.1 of 04-November-2015
Inhalt: A circular progress control. Version 1.1 adds Retina support.
Format: .zip

Trixi's Tabsheets
Version: 1.2 of 27-September-2015
Inhalt: Simple custom tabsheets, which support Retina displays. Version 1.2 adds the functionality to hide/show page panels and another height.
Format: .zip

runAS
Version: 1.0 of 28-October-2012
Inhalt: A wrapper for using the Cocoa AppleScript plugin of Monkeybread.
Format: .zip

Head First Design Patterns
Version: 1.1 of 22-January-2008
Inhalt: A Xojo implementation of the patterns presented in the book "Head First Design Patterns".
Format: .zip