Greasy Fork is available in English.
Keybinds to select radios
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Customization bar at the top of each HIT to allow you to change settings on the fly. Allows the use of keybinds (0-9) or (z-/) to select radios. Has the ability to submit after you press your keybind. Will work for all HITs that want you to choose a radio for 1 question then submit.