Greasy Fork is available in English.
Keybinds to select radios
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.