Cabri is a range of math-specific software and app tools for educational and reference purposes. It offers a wide array of features for students, educators, and researchers, including dynamic geometry, graphing, and algebraic manipulations. Cabri provides interactive activities and simulations, as well as tutorials and worksheets to help students understand and apply mathematics. It also provides support for data entry and analysis, enabling users to explore and manipulate mathematical concepts. With its easy-to-use interface and intuitive design, Cabri makes it easy to draw, construct, animate, and explore math topics. The software is available for Windows, Mac, and iPad.
Latest discontinued version is 4.4.2 (2013) https://sourceforge.net/projects/graph/files/Graph/
Discontinued Discontinued but open source @ https://github.com/graphsketcher/GraphSketcher
Discontinued The project seems to be no longer developed. The latest version, 2.7.10.0, released in June 2015, can still be downloaded from the official website.