[incr Tcl] is the most widely used O-O system for Tcl. The name is a play on C++, and [incr Tcl] provides a similar object model, including multiple inheritence and public and private classes and variables. Repos now http://core.tcl.tk/itcl and itk
Automatic generation of documentation on Delphi projects from source code. Distinctive features are exact parsing gathering lots of information and a division of the parser and configurable generators (HTML, Win- & HTML-Help, PDF, LaTeX, XMI export)
ACDK - Artefaktur Component Development Kit - is a platform independent C++-framework similar to Java or C#/.NET for generating distributed and scriptable components and applications.