mousecut: every feature, listed

Selects, moves and trims clips; Ctrl-drag inserts, Alt-drag copies, Ctrl on an edge ripple trims.

Selects every clip from the clicked point onward on that track, or on all tracks with Shift.

Trims a clip edge and moves the following clips by the same amount.

Moves the cut between two touching clips on a track, lengthening one and shortening the other.

Drag a clip edge to change its length by making it play faster or slower.

Cuts the clicked clip at that point; Shift-click cuts every unlocked clip there.

Shifts which source frames a clip shows while keeping its place and length.

Moves a clip while the neighbouring clips lengthen or shorten to fill around it.

Drags the timeline view sideways and up and down.

Click zooms the timeline in at that point; Alt-click zooms out.

Toggles snapping of drags and razor to cuts, playhead, In/Out, markers and the work area.

Toggles whether ripple trims and ripple deletes move clips on every track or only the edited track.

Cuts the selected clips at the playhead, or every unlocked clip under it when nothing is selected.

Removes everything between In and Out on unlocked tracks, leaving a gap.

Removes everything between In and Out on unlocked tracks and closes the gap.

Places Project panel footage or comps at the playhead on the target track, pushing later clips right.

Places Project panel footage or comps at the playhead on the target track, over what is there.

Splits a clip's picture and sound into two layers, or links a lined-up picture and sound again.

Runs After Effects' own undo; each mousecut edit is one step.

Runs After Effects' own redo.

Shows or hides the list of mousecut keys.

Ctrl+Shift+K cuts every unlocked clip under the playhead regardless of selection.

Delete removes the selected clips and leaves a gap.

Shift+Delete removes the selected clips and moves what follows left.

G slides clips left to close every gap, or only gaps before selected clips.

Alt+Left or Right moves the selected clips one frame, ten with Shift.

I and O set In and Out points at the playhead; Alt+X clears both.

Ctrl+C copies clips; Ctrl+V pastes them at the playhead over what is there, within the same comp.

Ctrl+Shift+V pastes copied clips at the playhead and pushes later clips right.

Ctrl+G groups selected clips so clicking one selects all; Ctrl+Shift+G ungroups.

Ctrl+A selects every clip.

M adds a comp marker at the playhead, refused where one already exists.

Space plays or stops the preview in After Effects.

Dragging clips overwrites, Ctrl-drag inserts and pushes right, Alt-drag drops a copy; dragging to another track reorders layers.

Arrows step a frame (Shift: ten), Up/Down jump to previous/next cut, Home/End to comp start/end.

= and − zoom the timeline, \ fits the whole comp, Ctrl+wheel zooms at the pointer.

F1 opens the guide explaining how to use every tool.

Click or drag the time ruler to move the playhead; it snaps when snapping is on.

Drag in empty timeline space to draw a box that selects clips; Shift adds to the selection.

Clicking a video track's name makes it the target for Insert and Overwrite.

Locks a video track, or the sound-only clips on an audio lane, so edits leave them alone.

Slider that sets the timeline zoom level.