Tools

Assistive technologies -- Visual/textual interpretation -- Screen readers

Resources

The NVDA screen reader is available free for download from NV Access. "NVDA allows blind and vision impaired people to access and interact with the Windows operating system and many third party applications." Some of the major features include: Support for popular applications such as web browsers, email clients, internet chat software, music...
Created by email marketing company Litmus, this 34-page guide covers many aspects of email accessibility. Topics covered include ensuring an email is easily readable, creating structure, utilizing effective layouts, and adding alt text. This guide also offers an overview of assistive technology and the importance of accessibility.