TMAPIX is a collection of Java libraries that
provides comfortable access to TMAPI-compatible
Topic Maps engines. Beside several utility
classes, it provides libraries to build and query
tinyTiM (the tiny Topic Maps engine) is a small
and lightweight implementation of the Topic Maps API (TMAPI).
Mappa is a Topic Maps engine. It is compatible with the Topic Maps - Data Model (TMDM) and provides different backends to store topic maps. Further, it provides the import and export of different Topic Maps syntaxes.
A tool for securing DNS communications between a client and a DNS resolver.
A polyhedral extraction tool (PET).