Website Monitor
Monitor web pages for changes and get notified when they update. A powerful, open-source alternative to commercial services.
Powerful Features for Tracking the Web
Visual Selector
Simply click on any element on a page to start monitoring it. No need to mess with complex CSS selectors.
Change Notifications
Get desktop notifications and a badge on the extension icon when a change is detected for any of your monitors.
Robust Detection
The extension uses a smart algorithm to find elements even if the page structure changes slightly.
Central Dashboard
A dedicated dashboard to manage all your monitors in one place, with options to check, edit, and delete.
Import & Export
Backup your monitors to a JSON file or share them. Also compatible with monitors from Distill.io.
Highly Customizable
Set a global check interval and define the maximum number of concurrent checks to tailor performance to your needs.
Manage Everything in One Place
The intuitive dashboard gives you a complete overview of all your tracked pages, their status, and a log of recent changes.
Get Started in Minutes
- Download & Install
Download the ZIP from GitHub, unzip it, and load it as an "unpacked extension" in your browser's developer mode.
- Select an Element
Go to a webpage, click the extension icon, and use the visual selector to click on the content you want to track.
- Manage in Dashboard
Open the dashboard to see all your tracked pages, trigger manual checks, and configure global settings.
- Get Notified
Receive a browser notification the moment a change is detected. The icon will show a badge until you view the change.
Built With Modern Technology
Lightweight and Secure
Built with Manifest V3 for enhanced security and performance.
Written in pure, vanilla JavaScript (ES6+) with no external libraries to keep it fast and lightweight.