Caret is free, open source software used to visualize and analyze the structural and functional characteristics of cerebral and cerebellar cortex in humans, nonhuman primates, and rodents. Visit the Tool/Resource Home Page for more information.
Caret is obsolete software and has not been updated since 2012. Caret's replacement is Connectome Workbench: https://www.nitrc.org/projects/workbench/