MoveKeys

Tool for moving keys, in order of: curve keys, prev/next keys, current time keys.

Right click on buttons to add to shelf. The commands can also be used as hotkeys.

import jnm_movekeys;jnm_movekeys.moveKeys('left')

import jnm_movekeys;jnm_movekeys.moveKeys('right')

Works with Maya 2020 and 2022.