| Topic Map Engine + Topic Map Navigator |
| Comment | The Ontopia Knowledge Suite (OKS) is a complete and powerful toolkit for building topic map-based solutions. You can buy it online, or look at our well-known free demonstration tool, the Omnigator. |
| Diagram | Topic Map Tool |
| Hyperlink | http://www.ontopia.net/ |
| SuperClass | Topic Map Tool |
| edits | Ontology Layer |
| edits | Model Layer |
| inv maintains a list of | Semantic Web Business Special Interest Group |