Hello, May I get your answer how to customise the sidebar like the photo (red rectangle)? [side bar]

Hi @bck055 :wave: that looks like the Discourse Docs Categories plugin: [image] Discourse Doc Categories Plugin discourse2 Summary Discourse Doc Categories provides the ability for particular categories to be set aside for documentation, enabling additional features for them. hammer_and_wrench Repository Link https://github.com/discourse/discourse-doc-categories open_book Install Guide How to install plugins in Discourse warning Note that this plugin is in active development and not yet fully complete. Features The Discourse Doc Categories plugin that allows you to host str…

Thanks Lilly for your supporting.

You can mark Lilly’s post as the :white_check_mark: Solution if it answered your question :slight_smile:

Theme customize - sidebar content

Product Support

Lilly (Lillian ) March 29, 2026, 2:06am 3

Hi @bck055

that looks like the Discourse Docs Categories plugin:

Topic		Replies	Views
Sidebar with categories Plugin	36	10462	June 9, 2020
How to create a sidebar similar to meta documentation sidebar? Product Support	3	223	October 26, 2024
Discourse Doc Categories Plugin official , doc-categories	135	13079	October 23, 2026
Topic List Sidebars Theme component official , topic-list-sidebars	23	15028	February 24, 2026
Questions about subcategories displaying in wiki sidebar Product Support	5	293	December 22, 2024

Theme customize - sidebar content

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