"Simple" Keyboard and Mouse:

W or Space = Bunnyhop/Walljump

A or Left Arrow = Move left

D or Right Arrow = Move right

"Advanced" Keyboard and Mouse:

Up Arrow = Jump once / Walljump once

A or Left Arrow = Move left

D or Right Arrow = Move right

Mobile:

Up Arrow = Bunnyhop/Walljump

Left Arrow = Move left

Right Arrow = Move right

Controller:

Left Stick: Up, DPad: Up, A, or B = Bunnyhop/Walljump

Left Stick: Left or DPad: Left = Move left

Left Stick: Right or DPad: Right = Move right

Use your mouse or touchscreen to select buttons in the Main Menu to warp to levels.