Full Site Editing

At the highest level, the vision of Full Site Editing is to provide a collection of features that bring the familiar experience and extendability of blocks to all parts of your site rather than just post and pages. You can think of Full Site Editing as the umbrella project name for various sub-projects within Gutenberg that make this vision possible. Projects under Full Site Editing (FSE) include everything from the Site Editor, Global Styles, numerous Site/Post/Page specific blocks, Query block, Navigation block, Templates, and block themes. What follows are brief descriptions of the major pieces with more details found [here](https://github.com/WordPress/gutenberg/issues/24551):