GitHub Raw HTML Preview

by Orgad Shaneh · Developer Tools

Manifest V3 Free

View in Chrome Web Store Data as of 15 Oct 2026

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

Users

263

+54 in 30 days

Rating

4.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#57K

#48K among extensions

Version

1.0.0

updated 6 Sep 2025

Users

monthly, 13 months

Latest, 15 Oct 2026: 263 usersMove the mouse over the chart for any month

Ratings count

monthly, 13 months

Latest, 15 Oct 2026: 1 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About GitHub Raw HTML Preview

# 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