| AsTMa Topic Map Processing: The AsTMa language family is designed to support authoring, updating, constraining and querying. |
| GooseWorks: Open-source implementation of the Reference Model, including a Tool Kit and Apache module. Demos available. |
| Mondeca Intelligent Topic Manager: ITM is a software solution using Oracle data base, graph manager, and J2EE technology. ITM allows integrated representation and management of vocabulary, knowledge base and documentation. |
| Moresophy: Offers the tool set L4 Semantic NetWorking which is an integrated and scalable solution for structuring and integration of electronic sources of knowledge using semantic networks and offering full XTM support. |
| Nexist Wiki: Nexist Wiki is an interactive web site concept, combining Wiki and IBIS functionalities. |
| Ontopia Knowledge Suite: OKS is a complete software solution for building portals and applications. |
| Ontopia's Omnigator: Omnigator is a free downloadable topic map navigator, powered by Ontopia's engine. |
| Perl XTM: Perl extension interfaces for XTM, developed by Robert Barta. |
| SemanText: A prototype open source application developed to demonstrate how the standard can be used to represent semantic networks. |
| Simple Topic Maps Management: Free Perl tool for Topic Maps management. It stores topic maps in relational database using a web interface. |
| tinyTIM: A very small and easy to use in memory Topic Map engine, implementing the TMAPI interfaces. |
| TM4J: An open source toolkit written entirely in Java. Includes a parser, data model, in-memory and persistant storage mechanisms and a query engine. |
| TMAPI: Common Topic Map Application Programming Interface is a collaborative effort to define an API for topic map applications. |
| TMCore05: TMCore05 is a Topic Map Engine for the .NET platform. TMCore05 has been designed as a toolkit to enable developers on the Microsoft .NET platform to create topic map applications. |
| TMNav: A Java application for browsing topic maps. |
| tmproc: A free engine written in Python. |
| TMTab: TMTab is a plug-in for Protégé-2000, allowing topic map editing and exportation of ontology in XTM. |
| Topic Map Designer: A free tool for design, edit, browse and view of small-size Topic Maps. |
| xSiteable: A small-to-medium website creation and maintenance tool, using XSLT and topic maps. |
| xtm2xhtml: Simple XSLT program to produce XHTML from XTM, by Stefan Mintert, SMi. |
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