Would you recoomend this project?
Epos is a language independent rule-driven Text-to-Speech (TTS) system primarily designed to serve as a research tool. Epos is (or tries to be) independent of the language processed, linguistic description method, and computing environment.
You can download file releases of Epos TTS System project from List of release files
System RequirementsOperating System: All 32-bit MS Windows (95/98/NT/2000/XP), POSIX (Linux,BSD,Solaris etc..), Other Operating Systems
List of release files