Following the success of TopicMaps.Org's crash program to release XTM 1.0, the topic map community entered a period of renewed technical activity. This chapter summarizes the milestones in the topic map space from the release of ISO standard 13250 to April 2002. Not mentioned, or mentioned only in passing, are papers (no matter how seminal), in-company efforts, allied though distinct fields (like conceptual graphs or RDF), and consulting services.
To begin, I present topic map milestones in standards and specifications as well as software (commercial and free). Then I give my own guesses for the near-term future of topic maps.
Figure 4-1 summarizes recent developments in standards, specifications, ...