A free and open source screen reader (written in python) for the MS Windows operating system.
NonVisual Desktop Access was started because of the need for a free open-source non-visual access solution for windows.
Written entirely in python, NVDA is a functional screen reader that allows you
... [More] to use Windows without vision by using MSAA, the windows API, and a speech synthesizer to convey what is happening. [Less]
BRLTTY is a background process (daemon) which provides access to the Linux/Unix console (when in text mode) for a blind person using a refreshable braille display. It drives the braille display, and provides complete screen review functionality. Some speech capability has also been incorporated.
Working together to fix accessibility on the Web, one site at a time.
Emacspeak is the first full-fledged speech output system that will allow someone who cannot see to work directly on a UNIX system. Emacspeak is built on top of Emacs. Once you start emacs with emacspeak loaded, you get spoken feedback for everything you do. Your mileage will vary depending on how well you can use Emacs.