EXCELLINK 2009 is an ARX application for AutoCAD 2009 (plus Architecture, Mechanical, Map 3D). It allows to bi-directionally hot link attribute and block data between an AutoCAD drawing and an Excel 2000/XP/2003/2007 sheet. Block properties can be driven from Excel. For room schedules, BOMs, lists, computed attributes, etc. A separate version for AutoCAD LT is available.