What is this component?

[anderer]

It this theme component which creats the banner

Welcome Link Banner

Summary Welcome Link Banner is a simple banner, similar to the one in use here on Meta, that allows you to add some custom text and 1-4 links. Preview Preview on theme-creator.discourse.org Repository Link https://github.com/discourse/discourse-welcome-link-banner New to Discourse Themes? Beginner’s guide to using Discourse Themes Install this theme component [Welcome Link Banner] This component comes with a varie…

It is the default theme.

Regarding plugins i am not sure - but definitely docs / documentation.

Discourse Docs Plugin (Documentation Management)

Summary Discourse Docs provides the ability to find and filter knowledge base topics Repository Link https://github.com/discourse/discourse-docs Install Guide How to install plugins in Discourse Features The Discourse Docs plugin is a powerful tool that transforms your Discourse forum into a community-powered knowledge base. It provides a dedicated Docs section where users can create, update, and curate documentation. This plugin fe…