Canonical GTFS Validator project for schedule (static) files.

A semi-automatic open-source tool for Layout Analysis and Region EXtraction on early printed books.

A Java-based library for reading, writing, and transforming public transit data in the GTFS format, including database support.

Compiles XML Schemas into XML<->JSON mappings for Jsonix.

A graphical frontend for the traceroute utility. Written in Processing.

ACE View is a natural language based ontology and rule editor. ACE View uses Attempto Controlled English (ACE) in the front-end, and Web Ontology Language (OWL) and Semantic Web Rule Language (SWRL…

Gui, parser, compiler and VM for several different programming languages and paradigms, used at Ulm University