Skyrim Script Extender, otherwise known as SKSE and required for many mods, has already been updated to work with the Anniversary Edition update.

Starfield Script Extender or SFSE will lead to more ambitious mods and game overhauls just like what we saw with the Skyrim Script Extender.

Bethesda gave early access to Skyrim Anniversary Edition to the developer of the cornerstone Skyrim Script Extender.