A free-as-in-beer and free-as-in-freedom (GPLv2), open source screen reader for Microsoft Windows. It is developed by NV Access in collaboration with a global community of contributors. Specifically designed because most screen readers are incredibly expensive. Includes support and training materials for both sighted and sight-impaired people. Has the usual heavy hitters funding the project.
Github:
This is a typeface font optimized for people who have dyslexia. Works because each character has a unique shape, which makes it resistant to the phenomena of flipping and reversal during reading. Free for personal use, cheap for school- or company-wide licensing.