Mermaid diagram renderer for GitHub

Name: Mermaid diagram renderer for GitHub
Rating: 5 (2 reviews)
Author: tanakafwd.publish

Render mermaid diagrams in markdown files in GitHub and GitHub Gist ([email protected]).

As of June 2026, Mermaid diagram renderer for GitHub has 694 users and a 5.00/5 rating from 2 reviews in the Developer Tools category.

tanakafwd.publish Developer Tools

Chrome Web Store ↗.crx

Users+9.5%

694

Rating0%

5.00

2 reviews

Reviews0%

Version

1.0.5

Manifest V3

History

3 snapshots

Tracking since Apr 1, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 1, 2026	634	5.00	2	1.0.5
May 3, 2026	645	5.00	2	1.0.5
Jun 2, 2026	648	5.00	2	1.0.5
Now	694	5.00	2	1.0.5

Permissions & access

Permissions: None declared
Host access: None declared

Screenshots

Mermaid diagram renderer for GitHub screenshot 1

About

NOTE: As announced at 2022-02-14, now GitHub officially supports Mermaid code blocks in Markdown files. You no longer need to install this Chrome extension in most cases.
https://github.blog/2022-02-14-include-diagrams-markdown-files-mermaid/

An extension for Google Chrome and Chromium to render mermaid diagrams in markdown files in GitHub (https://github.com/*) and GitHub Gist (https://gist.github.com/*).

Features:

* The extension renders mermaid code blocks without sending the mermaid code to non-GitHub services, which is suitable for private repositories.
* The embedded mermaid version: ([email protected])