Download Opera's Install Chrome Extensions addon. Go to the Google Chrome Web Store and choose a Chrome extension, like Grammarly. Customization - Opera Help
This is the simplest way to add features directly optimized for your browser. Using Chrome extensions in Opera how to download extensions on opera gx
Opera GX, the "browser for gamers," is designed to provide high performance and heavy customization. One of its most powerful features is its flexibility with extensions—not only can you use official Opera add-ons, but because it's based on the engine, you can also run almost any extension from the Google Chrome Web Store . Method 1: Using the Official Opera Add-ons Store Download Opera's Install Chrome Extensions addon