Click left icon or use the right menu "Stable release" to download the current stable version of the community edition which is free for non-commercial purpose. This Java version of SCaVis runs on Windows, Linux and Mac and supports Java, Groovy, BeanShell, Matlab/Octave, and Jython scripting. Read the installation instructions. This version is included to jPort Java desktop.
The current unstable version which includes new features and updates can be found in the right menu All releases. You can also find historic versions released since 2005.
SCaVis PRO with a permissive license for commercial purpose can be downloaded from the [member area]