This is the software which powers http://www.zusidatenbank.de/, a directory for browsing the Zusi 3 addon data.
It consists of a django application which serves the website, along with a parser which scans the Zusi dataset and populates the database(Datenbank).
It is licensed under the Affero GNU Public License, which means you are free to take the source code and modify it, but if you set up your own public website using this code, you must release your modifications under the same license.