Kris Rivenburgh explains why there is no product (overlay, software, app, plugin, widget, etc.) you can buy for website accessibility / ADA compliance.
Kris cites three great resources on the lies, deceit, and failures of overlays from Karl Groves in this video:
Kris offers accessibility services including WCAG 2.1 AA manual audits and remediation at https://accessible.org.
Kris also wrote the book on ADA compliance for digital assets. You can find out more about The ADA Book at https://ADABook.com.
Transcript: https://adabook.com/product-software-website-ada-compliant/
YouTube video with closed captions: https://www.youtube.com/watch?v=qY_DGuLhhgk