PDF Cube is an OpenGL PDF viewer that adds acompiz/Keynote-like spinning cube effect to yourPDF presentations (including beamer and prosperones). As a bonus, you can zoom on 5 predefinedareas of any presentation page with a smoothzooming effect.
License: GNU General Public License (GPL)
Changes:
Some beta bugs have been resolved. The glut dependency has been fixed, and the default changed to not use cube animation.
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