UserWay

UsableNet is a technology for web accessibility and digital transformation, providing end-to-end services.

eSSENTIAL Accessibility is a digital accessibility-as-a-service platform.

NagishLi is a free accessibility plugin from Localize*, created to provide an equal oppurtunity for webmasters to make their website accessible and make the internet more accessible for people with disability.

EqualWeb is a web accessibility overlay provider that offers a range of tools to help websites become more accessible to people with disabilities. It provides features such as screen reader optimization, keyboard navigation support, and various UI adjustments to accommodate different user needs. EqualWeb's solution aims to help businesses comply with accessibility standards like ADA and WCAG, potentially reducing the risk of legal issues related to inaccessible websites. While overlays can improve access for some users, it's important to remember that they are not a complete substitute for building accessibility into the core design and development of a website.

Pojo.me provides a specialized accessibility overlay plugin designed to work seamlessly with any WordPress theme or page builder. This tool aims to enhance website accessibility without requiring extensive modifications to the existing site structure. Pojo.me's solution includes features like keyboard navigation support, text-to-speech functionality, and customizable color and contrast options. While it's marketed as a quick solution for improving accessibility, it's important to remember that comprehensive accessibility often requires a more holistic approach beyond just using an overlay.