eSpeak - eSpeak is a compact open source software speech synthesizer for English and other languages, for...
NaturalReader - Main Feature: Full Common Functions: Read Text Files o Text files o MS Word files
Balabolka - Balabolka is a Text-To-Speech (TTS) program.
KeePassX - KeePassX is an application for people with extremly high demands on secure personal data management. It has a light interface, is cross platform and published under the terms of the GNU General Public License.
TextAloud - NextUp.com develops Windows text to speech (TTS) software applications like TextAloud that let your...
kurzweil 3000 - Can read PDFs by highlighting the sentence and the word that is currently being read.