If you are an app developer (or have obtained developer's consent), you can add app using Shizuku to the list using pull request.
Easy to use appops wrapper app.
Download: Google Play / Coolapk / Github
Switch Do Not Disturb mode (and disable pop notifications) automatically by current app.
NoPopping uses Shizuku to avoid using Accessibility Service.
NoPopping requires Shizuku running on root user.
Download: Google Play / Coolapk
Ice Box is a box to freeze and store the apps you rarely used.
Shizuku is one of its non root working mode.
Download: Google Play / Coolapk