The short answer is: everything that was added to DaisyUI since v3. DaisyUI gets the real credit for all the new components and features, and there are some really great things in the DaisyUI v5 release notes.
The following components now support a soft variant:
The following components now support an xl size variant:
TabManager has been combined into Tabs.top and bottom props.Tab now grows to fill the empty space.Input now supports all input types.start and end modes.