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Evaluation of speech synthesizers

Name	OS	Licence	Price	Website	Quality	Multilingual
eSpeak	Win Linux	GPL	free	http://espeak.sourceforge.net/	poor	yes : 50+
Kali	Win	proprietary	?	http://www.crisco.unicaen.fr/Presentation-de-Kali.html	good	FR EN
MBrola		ok for redistribute	free	http://tcts.fpms.ac.be/synthesis/	good	35+
FreeTTS	Linux Win32 OSX			http://freetts.sourceforge.net/docs/index.php		EN
Orca	Linux	GPL	free	https://wiki.gnome.org/Orca
Festival		opensource X11	free	http://www.cstr.ed.ac.uk/projects/festival/		EN ES
Eloquence		proprietary		http://community.nvda-project.org/blog/NVDAAndEloquenceSituation		EN
Pico svox	Win Linux OSX	open source	free		Good	EN ES FR IT DE
SVOX	platform-independent	proprietary		http://en.wikipedia.org/wiki/SVOX		EN ES FR IT DE
Freeswitch	Linux Win OSX	Mozilla Public		http://wiki.freeswitch.org/wiki/Main_Page
Microsoft Speech Platform	Win	OK for redistribute	free	Microsoft Speech Platform	good	26

- IBM TTS - Volubil - CLC-4-TTS and FireVox - Sayz Me