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Wandora is a general purpose information extraction, management, and publishing environment based on TopicMaps and Java. Wandora has several data storage options, rich data extraction, import and export capabilities and embedded server.
A framework for building, deploying and managing well-described REST-ful Web services, including REST-ful Web Services realizations for RSS, XML TopicMaps, Structured Arguments, and Workflow.
TM4J is a topic map engine implemented entirely in Java. Topicmaps are a standard paradigm for the interchange of knowledge structures. This project aims to produce a complete suite of tools for creating, processing and publishing topic map information.
The SwordLord Dragon Projects contain a Rapid Application Framework (DragonBreath) and a TopicMaps based Knowledge Base System (DragonLair). The project makes use of best of breed technologies like PostgreSQL, XML/XSLT and Apache.