GeoGebra is an interactive mathematics platform that helps teachers and students explore, teach, and learn math through free digital tools and educational resources. Used by more than 100 million students and teachers, it connects a global learning community and supports mathematics education from school through university.

Its products include the GeoGebra Calculator Suite for calculations, equations, functions, and geometric constructions; graphing and scientific calculators; Geometry tools; a 3D Calculator; and GeoGebra Notes, an online workspace with interactive graphs, slides, and images. Users can also access curated resources for Grades 4 to 12, browse activities across topics such as algebra, geometry, measurement, and statistics, and create, customize, and share learning materials. Math Solver provides step-by-step solutions and related practice from a photo of a problem.

For educators, GeoGebra Classroom supports interactive lessons, student participation, real-time progress monitoring, and individual feedback, with integrations for various learning management systems. Many tools work across platforms and can be used offline after installation.