Enables you to use vocalizations, sound, animations, videos, formulas, and Unicode for your flashcards. OpenCards is a flashcard learning extension for OpenOffice Impress. The basic idea of OpenCards is to use slide-titles as flashcard fronts and the slide contents as their backs. Being based on state-of-the-art memorization and various scheduling algorithms, OpenCards will help you to learn any set of flashcards. This version is the first release on CNET Download.com.