K-station
K-station is the knowledge portal with powerful out-of-the-box collaborative capabilities. It uses a Web browser user interface to access virtually any information source-- from Web applications to Microsoft Office documents to back-end data. With integrated instant collaboration features, and a high customizable environment, K-station offers a complete KM solution.

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Products
Lotus Domino
Lotus Domino.Doc
Lotus LearningSpace
IBM WebSphere