Assistive technology (AT) makes it possible for people with disabilities to benefit from mainstream technology when the standard modes of access are inaccessible to them. Many products are commercially available and some are free. The resources described below help individuals locate freely available AT.
- Athens Speech and Accessibility Lab Free Assistive Technology Software  is an online directory of free, open source, assistive technology (AT) applications. Greece's University of Athens Speech and Accessibility Laboratory tested each software program included on the list. The list can be browsed by disability type or AT software category.
- Free Assistive Technology Software , maintained by the Web Accessibility Center at the Ohio State University, links to a variety of free AT. The list includes a description of the types of AT that may be of use to individuals with different disabilities.
- Free and Open Source Software  is a list maintained by JISC TechDis, a leading UK group on technologies for inclusion and accessibility. The list includes AT software that assists with reading, writing, and planning as well as recording, alternative input/interface tools, visualization tools, add-ons for Mozilla Firefox, and tools for mobile devices.
- Free Technology Toolkit for UDL in All Classrooms  is a wiki that includes links to a variety of AT including apps, audio books, text to speech tools, graphic organizers, study skills tools, literacy tools, writing tools, research tools, and others.
For more information on assistive technology, consult the Knowledge Base articles, Whom should I contact in my state if I have a question about assistive technology?  and Who offers training on assistive technology and the design of accessible technology? 
-  Athens Speech and Accessibility Lab Free Assistive Technology Software
-  Free Assistive Technology Software
-  Free and Open Source Software
-  Free Technology Toolkit for UDL in All Classrooms
-  Whom should I contact in my state if I have a question about assistive technology?
-  Who offers training on assistive technology and the design of accessible technology?