Shared Design Whiteboard

A distributed collaborative visual design system with a plug-in architecture for domain-specific tools Developed during the PUDAS project, 2008-2010

Features:

Collaboration over local area network or the Internet
Freely zoomable canvas
Visual awareness indicators for partners' activities
Animated remote pointers for focusing attention
Document-wide and per-object chat views
Plug-in architecture for different tool sets
Support for alternative representation styles

Developed using Java, with Java Swing for the GUI, Piccolo2D graphics library for the document display and zooming, JGroups and XMPP for remote communication, and XML and XOM for data structures