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Revision as of 20:33, 20 July 2016 by 65.158.186.241(talk)(re-adding abc and Alda, which were mysteriously deleted)
This article's lead sectionmay be too short to adequately summarize the key points. Please consider expanding the lead to provide an accessible overview of all important aspects of the article.(January 2015)
Impromptu, a Scheme language environment for Mac OS X capable of sound and video synthesis, algorithmic composition, and 2D and 3D graphics programming
