Viramate is a Chrome extension for the game Granblue Fantasy to enhance your gameplay experience.
https://viramate.luminance.org/
All the credits go to Katelyn Gadd.
Download one of the releases from https://github.com/Masuzu/Viramate/releases
Open Chrome and navigate to chrome://extensions.
Enable the Developer mode:
Extract the ZIP archive you downloaded earlier from the release list.
Click on the "Load unpacked" button and select the extracted folder.
You are done, enjoy!