TamperMonkey is an Android browser that has full support for userscripts, and allows you to add and manage GreaseMonkey scripts to your Android device.

The variables in the UserScript section are used by the Tampermonkey to assign names, description along with other properties that define how a script executes.

Opera blacklisted the version of Tampermonkey that is currently offered on the Chrome Web Store as it is being installed by Windows malware. This prevents the extension from working in the Opera ...