If you are searching for a , you have likely noticed that the official Greasemonkey extension is primarily built for Firefox. Because Opera is a Chromium-based browser, it uses a different extension architecture.
: The most popular choice globally with over 10 million users. It is fully compatible with Greasemonkey 3.x and 4.x scripts.
: Older versions of Opera (Presto-based) had built-in "User JavaScript" support, but modern Opera requires an extension for script management. Step-by-Step Installation Guide greasemonkey opera download
Follow these steps to set up your userscript environment in Opera:
Toggle on if prompted by specific scripts. 3. Download and Install Scripts Opera add-ons Tampermonkey extension - Opera add-ons If you are searching for a , you
To run Greasemonkey-style userscripts on Opera or Opera GX, you need a compatible "userscript manager." While the original Greasemonkey isn't available, there are several superior alternatives that provide identical—and often more advanced—functionality.
Since Greasemonkey is exclusive to Firefox, Opera users should download one of these high-performance alternatives from the Opera Add-ons Store: It is fully compatible with Greasemonkey 3
For scripts that modify search engine pages (like Google or Bing), you may need to: Open opera://extensions . Find your manager (e.g., Tampermonkey ). Click .