VisualOffice 

VisualOffice is a web-based e-mail and collaboration suite for Windows and Unix servers that includes WebMail, Calendar, Tasks, Journal, Notes, Bookmarks, File Storage and Instant Messaging.
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3D Shop ModelView 

ModelView is an exact 3D model geometry viewer that allows the manipulation of CAD data. This open viewer provides wide access to 3D models in the most popular file formats (dxf, Step, VRML, IGES, CATIA, UG, Pro/E, ACIS, PARASOLID) and data standards (brep, stl, wrl, stp)
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ASPPack GroupWare 

ASPPack Groupware by ITCom3 is a an instant intranet software for Windows. ASPPack allows you to create a Web based GroupWare in a few minutes
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