Semi-automated testing involves some combination of automated and manual testing, usually by starting with automated or running a script that will interact with the website/app.
Manual testing requires a person to view and interact with the website/app. It's recommended that this is conducted through user testing with people with disabilities as they are experts in their lived experience and assistive technology.
This checklist is primarily for product, graphic, and UI/UX designers to evaluate the visual and interactive accessibility. Most design criteria can be evaluated through semi-automated or manual testing.
This checklist is primarily for people who manage content - writers, photographers, videographers, and social media producers. Most content criteria can be evaluated through manual testing.