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4D Graphics Inc.
P.O. Box 817
Langley, WA 98056
Tel: 360-321-4343

4D Graphics has been the development home of Personal Designer since 1983. This is a "must see" Web site for Personal Designer and microDRAFT users!

4D Graphics Web Site


CADtools
1408 Bunker Lane
Lady Lake, FL 32162

CADtools develops CAD database utilities, including the ckCAD product for CADDS®, and ckCAMU for CAMU assemblies. CADtools was founded by the original author of Computervision's oscadds and validate_db products.


COMSA GmbH
Werner-von-Siemens-Str. 13
82140 Olching, Germany
Tel: (GERMANY)-8142-48360
Fax: (GERMANY)-8142-40924

COMSA develops software products which read the Medusa database directly. ViewStation is View, Print and Markup utility which allows View & Markup of Medusa drawing sheets, as well as several other raster formats. Medusa/pcWin is a complete CAD system that can read and write Medusa drawings.

COMSA Web Site