Render PlantUML, Mermaid and others graph/diagrams on webpages.

Latest Version

Version
1.21
Update
January 25, 2022
Size
155KiB
Developer
Category
Users
4,000+
Rating
4.9 ★
Manifest Version
2
Web Store Status
Languages Support
English
See more
Permissions
Storage

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Markdown Diagrams Extension

A browser extension for Chrome, Edge, Opera and Firefox that renders markdown diagrams and charts code blocks into preview images.

Supports many languages: PlantUML, Mermaid, GraphViz and many more (full list on website).

Supports any website:
- GitHub, GitLab, Bitbucket: md files, pull requests, issues, gists, wiki...
- Atlassian: Jira, Confluence, Trello...
- all other websites trying known patterns.
- local files when rendered with some markdown extension.

How to use: simply put diagram or chart code into a blockquote

```language
code here
```

Double click to rendered diagram to swith to code/diagram.
Click to extension icon to disable/enable parsing in current browser tab.

Examples
https://gitlab.com/markzackie/markdown-diagrams-browser-extension/-/tree/master/doc/examples
https://bitbucket.org/marcozaccari2/markdown-diagrams-browser-extension/src/master/doc/examples
https://github.com/marcozaccari/markdown-diagrams-browser-extension
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Source Manifest.json

{"update_url": "https://clients2.google.com/service/update2/crx", "name": "Markdown Diagrams", "description": "Render PlantUML, Mermaid and others graph/diagrams on webpages.", "version": "1.21", "manifest_version": 2, "permissions": [ "storage", "" ], "options_ui": { "page": "settings/index.html" }, "background": { "scripts": [ "js/pako_deflate.js", "js/settings.js", "js/background.js" ], "persistent": false }, "icons": { "48": "images/icon48.png", "128": "images/icon128.png" }, "browser_action": { "default_icon" : "images/icon128.png", "default_title": "Markdown Diagrams" }, "content_scripts": [ { "js": [ "js/settings.js", "js/sites.js", "js/diagrams.js", "js/content.js" ], "matches": [ "http://*/*", "https://*/*", "file://*/*.md", "file://*/*.MD", "file://*/*.markdown", "file://*/*.mdown", "file://*/*.mkd", "file://*/*.rmd", "file://*/*.rst", "file://*/*.txt" ], "run_at": "document_idle" } ]}
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How to download and manually install Markdown Diagrams extension for Chrome

Looking for a way to install Markdown Diagrams extensions for Chrome, you can search for them in the Chrome Web Store, clicking the "Add to Chrome" button, and following the straightforward process.

However, you may need to install Markdown Diagrams extensions manually, this article outlines two simple methods to effortlessly install Markdown Diagrams extensions, whether they come as unpacked folders in compressed formats like .zip or as .crx files.

Method 1: Download Markdown Diagrams extension and manually install through Drag &Drop

If you ever need to manually install a Markdown Diagrams extension for Chrome, don't worry, it's a simple process. Just follow these easy steps, and you will have your extension ready to use in no time.

Step 1: Download the Markdown Diagrams Extension by clicking the "Download CRX" button on the website.

Look for the Markdown Diagrams extension you wish to install. Go to the website and download the Markdown Diagrams extension package, which is usually a .CRX file and comes in a zipped file. Here ".crx" file is the format for Markdown Diagrams extension that contains all the data.

Step 2: Extract &Arrange Files

Once the file is downloaded, extract that file into its own folder. Similarly, give that extension files a permanent home. In other words, keep it in a folder that you don't accidentally delete it because these files will be needed to make that extension work.

Step 3: Go to the Chrome Extensions Page

Open Google Chrome and in the address bar, type chrome://extensions; it will open the Google Chrome extensions page. Make sure that "My extensions" is selected in the sidebar.

Step 4: Drag and Drop the Extension

Now, go to the folder where you extracted the Markdown Diagrams extension and drag &drop the extension file from there anywhere onto the extension page within Google Chrome.

Step 5: Complete the Installation

Once you drag and drop the extension file, follow the steps that Google Chrome takes you through. Similarly, if the extension file is of .crx file format, you will be required to review the permissions and then add the extension.

Now, you can manage that added extension as you would like to with any other Chrome extension that you added through Chrome Webstore. Its icon will also appear in the Google Chrome Menu on the right side of the address bar once you activate it.

Method 2: Download Markdown Diagrams extension for Chrome and install in Developer Mode

This is another method to install Markdown Diagrams extension manually, but the twist is that here, you install by enabling the developer mode option provided in Google Chrome. This mode is commonly used for testing extensions or running unpublished tools.

Step 1: Download the Markdown Diagrams extension file

Select and download the Markdown Diagrams extension by clicking the 'Download CRX' button on the website.

Step 2: Extract the downloaded contents

Convert the file to a ZIP file if it is in CRX format then extract the Markdown Diagrams extension zip file or folder that you downloaded. Make sure you extract it using the same folder name and keep it safely in another folder, so you don't delete it by mistake. The extracted folder will be needed to keep your Markdown Diagrams extension running.

Step 3: Open Chrome Extension Setting Page

In the address bar of Google Chrome, type chrome://extensions and open the Chrome Extension Page.

Step 4: Enable Developer Mode

After opening the Chrome Extension page, look at the top right side, and you will find the toggle option of "Developer mode."Simply enable that developer mode option.

Step 5: Load the Unpacked Extension

Once you enable the developer mode option, you will see the menu of Load Unpacked, Pack Extensions and Update. From that, select the option "Load unpacked."

Step 6: Select the Extension Folder

Once the pop-up opens upon clicking Load unpacked, select the Markdown Diagrams extension directory and click on the "Select Folder "button.

Step 7: Confirm and Install

After you select an extension folder of a Google Chrome extension you're installing manually, confirm its installation for the final time and let the installation complete.

Conclusion

Here we've made a step-by-step guide on How to manually install Markdown Diagrams extension in 2 ways. We hope this guide proves helpful.

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User reviews

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Edilberto Samudio (ID: 00000093595faeb9) Voted 4 ★ - Updated 07/26/2023 Love it but I had used this extension for a while, but from the last week, it stop working, I downloaded the version of kroki.io but it didn't work in my local environment, so probably there is a breaking change in Kroki.io

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Хасан Шадияров (ID: 000000f1f14c44f0) Voted 5 ★ - Updated 06/21/2023 Work without any unnecessary stuff, love it!

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Valerio Pietrantoni (ID: 00000058f319ed42) Voted 5 ★ - Updated 02/13/2023 Finalmente un plugin funzionante per mermaid!

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Patrick Burrows (ID: 0000005a49d8a26e) Voted 5 ★ - Updated 09/03/2021 Works as described!

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Edoardo (ID: 0000009b9d80e5d4) Voted 5 ★ - Updated 03/15/2021 Wonderful and very useful!