User blog comment:MisterWoodhouse/The first Unified Community Platform release is now live for NEW wikis/@comment-43720437-20200426024907/@comment-24006128-20200426113142

Gamepedia will migrate onto the Unified Community Platform towards the end of Phase 1 and then all wikis will get a brand new design in Phase 2, based on user feedback, best practices, and modern tech.

There's more info on the project in the link at the top of the blog.