libtmrm is a C library that implements the Topic Maps Reference Model (ISO 13250-5). It implements an interface to subject maps, including functions for creation and modification of proxies and the simple path language described in the standard. Later versions will include an implementation of t...

Pantau is a Topic Maps engine that utilizes the [http://www.isotopicmaps.org/tmrm/ Topic Maps - Reference Model]

Mappa is a Topic Maps engine that is written in [http://www.python.org/ Python]. Is it compatible to the [http://www.isotopicmaps.org/sam/sam-model/ Topic Maps - Data Model] and provides different backends. Some backends are also usable in a [http://www.jython.org/ Jython] environment. The API...

Implementation (server / client) to share semantic descriptions. Protocol for the Syndication of Semantic Descriptions: http://www.egovpt.org/fg/CWA_Part_1b <wiki:gadget url="http://www.ohloh.net/p/71774/widgets/project_users_logo.xml" height="43" border="0" />

Semagia TMAPIX are Java libs that are usable with any [http://www.tmapi.org/2.0/ Topic Maps API (TMAPI)] compatible Topic Maps engine. <wiki:gadget url="http://www.ohloh.net/p/62364/widgets/project_users_logo.xml" height="43" border="0" />