For the most part, One UI 8 is an improvement over One UI 7, and a lot of the changes reflect this philosophy. Most of the new stuff I saw in One UI 8 was more or less an iteration over what was there ...

While it's missing from Pixel and Galaxy phones, OnePlus devices have a handy Gemini shortcut on the lockscreen.

After the success of its physical iPhone keyboards, Clicks just released an Android version, and it has the same high level of customizability.