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Free and Open Source Text to Speech Tools for e-Learning

eFront

Praat Praat is a free scientific software program for the analysis of speech in phonetics. It can run on a wide range of operating systems, including various Unix versions, Mac and Microsoft Windows (95, 98, NT4, ME, 2000, XP, Vista). The program also supports speech synthesis, including articulatory synthesis. As of version 4.3,