(last updated 2010-03-08) Name : GeoGebra Email : office&geogebra.org MIME media type name : Application MIME subtype name : Vendor Tree - vnd.geogebra.tool Required parameters : Optional parameters : Encoding considerations : binary This media type may require encoding on transports not capable of handling binary. Security considerations : There has been no examination of possible security risks associated with GeoGebra files. Interoperability considerations : This file format is cross-platform. Files are encoded in UTF-8 and compressed using zip. Published specification : Applications which use this media : Currently this media type is used only by GeoGebra (http://www.geogebra.org), a free and multi-platform dynamic mathematics software for schools that joins geometry, algebra and calculus. Additional information : 1. Magic number(s) : NOT USED 2. File extension(s) : ggt 3. Macintosh file type code : NOT USED 4. Object Identifiers: NOT USED Person to contact for further information : 1. Name : Dr. Yves Kreis 2. Email : yves&geogebra.org Intended usage : Common This mime type shall be used to identify macro files for the multi-platform dynamic mathematics software GeoGebra. Author/Change controller : Dr. Markus Hohenwarter (markus&geogebra.org) Dr. Yves Kreis (yves&geogebra.org) (file created 2009-03-13)