![]() ![]() Overlay widgets are unnecessary and are poorly placed in the technology stack.Īs stated above, some overlay products contain widgets which present a Strengths and weaknesses of overlay “widgets” Overlay products are sometimes white labelled (sold under other names), or re-branded for certain markets, so this is not a complete list of the type of products discussed on this page. *: denotes that these products are no longer developed or marketed. Some examples of web accessibility overlays (by alphabetical order): They apply a script to the page which scans the code and automatically attempts to repair the problem. Some newer overlay products aim to fix any problems in the site's code that are preventing assistive technology from being used easily. These allow user-based control of things like font-sizes and colors to improve readability. Then similar products came to market that added more tools to their software. They added text-to-speech capabilities to the website(s) on which they were installed. Website add-on products claiming to improve accessibility go back to the late 1990s with products like ReadspeakerĪnd Browsealoud. They apply third-party source code (typically JavaScript) to make improvements to the front-end code of the website. Overlays are a broad term for technologies that aim to improve the accessibility of a website. ![]()
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