Keys Only Toolbar

The Keys Only toolbar includes tools to work with keys.

Track View > Curve Editor > Right-click an empty toolbar area > Show Toolbars > Keys Only

Interface

Nudge: Moves the key slightly right. Press Shift to move the key slightly left.
Flatten to Average Value: Determines the average value of the selected keys and assigns the average value to each. Press Shift to weld all selected keys average value and time.
Flatten: Flattens the selected keys to the same value as the first key in the selection.
Note: You must have a minimum of two keys selected.
Ease to Next Key: Reduces the difference in value between the selected key to the next key. Press Shift to reduce the value to the previous key.
Split: Replaces the selected key with two keys.
Space Keys Evenly: Adjusts the spacing so all keys are evenly distributed in time between the first and last key.
Relax Keys: Ease key values and tangents between the first and last keys selected. Press Shift to align the keys between the first and last keys selected.
Loop: Copies the first key value to the last frame of the current animation range. Press Shift to copy the first key value of the current animation to the last animation.