![]() The International GeoGebra Institute (IGI) is the nonprofit arm of the GeoGebra Group. GeoGebra Institute, and GeoGebra's creator, Markus Hohenwarter, have provided a license FAQ. Since parts of GeoGebra not licensed under a GPL compatible license are required to build the program, and since GeoGebra includes GPL licensed libraries, some users, including a maintainer of one of the libraries used by GeoGebra, consider the license invalid. Commercial use is subject to a special license and collaboration agreement. User interface image and style files, and documentation and language files are published under the Creative Commons NonCommercial license (CC BY-NC-SA 3.0). The installers and web services are released under GeoGebra's own proprietary license. GeoGebra's source code, except the installers, web services, user interface image and style files, and documentation and language files, is licensed under the GNU General Public License (GPL-3.0-or-later). GeoGebra can also generate code for use in LaTeX files.īefore version 4.2, GeoGebra was published under the GNU General Public License (GPL-3.0-or-later).Īfter version 4.2 the licensing was changed. GeoGebra Materials can be also exported in several formats, including SVG, Animated GIF, Windows Metafile, PNG, PDF and EPS, as well as copied directly to the clipboard. "Materials" include interactive worksheets, simulations, games and e-books created using GeoGebraBook. As of April 2016 the service hosts more than 1 million resources, 400,000+ of which are public. GeoGebra Materials was originally launched as GeoGebraTube in June 2011, and was renamed in 2016. ![]() The GeoGebra Materials platform is a cloud service that allows users to upload and share GeoGebra applets with others. ![]()
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