Web Wallpaper is a simple macOS app that runs in your menu bar and lets you use websites as dynamic desktop wallpaper. For example, you could display your favorite news site, HTML5 / CSS / WebGL demo, Google Trends, weather maps, stock tickers, random scenery photos, or just about anything in between.

It offers the following functionality:

• Specify virtually any URL to use as a dynamic desktop
• Optionally interact with the website
• Display the website on any of your attached displays
• Change the opacity of the website used as your background
• Automatically reload the defined website at a custom interval
• Works in macOS' Dark mode
• Fast and compact
• Works on both macOS Catalina and Big Sur
• A fully signed and notarized native application
• Free as in air pollution!
• No Ads!

Note: While the software is classified as free, it is actually donationware. Please consider making a donation to help support development.