4 ms·GreaseMonkey is the "legacy" option. ViolentMonkey runs on Chrome. TamperMonkey runs on Firefox.by mmm_grayons 7y agoGreaseMonkey is the "legacy" option. ViolentMonkey runs on Chrome. TamperMonkey runs on Firefox.deleted 7y ago[deleted]skrebbel 7y agoBoth you and the article recommend not to run ViolentMonkey on Firefox. Why?rossvor 7y agoI think it's stale info -- ViolentMonkey used to be unavailable on Firefox.