GitHub Raw HTML Preview

Preview HTML, CSS, JS, and JSON files from GitHub repositories with a single click.

As of May 2026, GitHub Raw HTML Preview has 96 users in the Developer Tools category.

Usersup 35.2 percent+35.2%
96
96
Ratingno change0%
— reviews
Reviewsno change0%
Version
1.0.0
Manifest V3

History

5 snapshots

Tracking since Apr 1, 2026.

9883.569Apr 1, 2026May 31, 2026
View as table
DateUsersRatingReviewsVersion
Apr 1, 2026711.0.0
Apr 21, 2026791.0.0
May 6, 2026801.0.0
May 17, 2026841.0.0
May 31, 2026891.0.0
Now961.0.0

Permissions & access

Permissions
declarativeNetRequestdeclarativeNetRequestWithHostAccessstorage
Host access
*://raw.githubusercontent.com/*, *://github.com/*

Screenshots

GitHub Raw HTML Preview screenshot 1GitHub Raw HTML Preview screenshot 2GitHub Raw HTML Preview screenshot 3

About

# GitHub Raw HTML Preview

A Chrome extension that allows you to preview HTML, CSS, JavaScript, and JSON files directly from GitHub repositories with a single click.

## Features

✨ **Preview Button on GitHub** - Adds a green "Preview" button next to "Raw" on GitHub file pages (public repositories only)  
🔄 **Toggle Functionality** - Switch between raw text and rendered view on raw.githubusercontent.com  
📁 **Multi-format Support** - Works with HTML, CSS, JS, and JSON files  
🎨 **Native Integration** - Clean design that matches GitHub's interface  
🔒 **Privacy Focused** - No data collection or tracking  

## How to Use

### On GitHub File Pages (public repositories only)
1. Navigate to any HTML, CSS, JavaScript, or JSON file on GitHub
2. Click the green **"Preview"** button next to "Raw"
3. The file opens in a new tab with proper rendering

### On Raw GitHub Pages
1. When viewing files on raw.githubusercontent.com
2. Use the floating toggle button (👁️ Preview / 📄 View Raw) to switch views
3. Click the extension icon for settings

## Supported File Types

- **HTML files** (.html, .htm) - Full rendering with CSS and JavaScript
- **CSS files** (.css) - Syntax-highlighted preview
- **JavaScript files** (.js) - Properly formatted code view
- **JSON files** (.json) - Formatted and syntax-highlighted

Technical

Version
1.0.0
Manifest
V3
Size
28.05KiB
Min Chrome
88
Languages
1
Featured
No

Metadata

ID
mnkhdjkldnljdjaiiikellpklilkfahp
Developer ID
uf8a202c08d57bc89c529ba717bfe007a
Developer Email
[email protected]
Created
Sep 6, 2025
Last Updated (Store)
Sep 6, 2025
Last Scraped
May 31, 2026
Website

Similar extensions

Alternatives to GitHub Raw HTML Preview, ranked by description similarity.

Data sourced from the Chrome Web Store · last verified May 31, 2026.