New Baseplate? Is this a plugin or actual Roblox?

[Ty_Scripts (IAmTrulyGreg)]

New Studio Template - Baseplate 2021

Hey developers, The current baseplate in Studio is showing its age, so we are providing a new, updated baseplate as an alternate template that is available in Studio. If this is well received, we will consider using this as the default going forward, pending any feedback we receive. Our goal is to provide a great starting point for new projects that best represents the current state of the Roblox engine and all that it offers! What’s New Larger size (2048, 16, 2048) Grid texture that aligns…

It’s right in the Announcements page.