Accessories INT are a pack of goodies for Archicad.
RAL Colour System INT installs "RAL Colours" Add-On for ArchiCad 14.
The Graphisoft ArchiCAD Connection is a an add-in for Autodesk Revit programs.
Add-on that runs with ArchiCAD 15 and ArchiCAD STAR.
EcoDesigner AC14 INT software is an addon to ArchiCAD.