After Effects

Video Editing
Composition & Preview
SPACE Start / stop preview Win mac Linux
Numpad 0 RAM preview Win mac Linux
B Set work area start to current time Win mac Linux
N Set work area end to current time Win mac Linux
HOME Go to beginning of composition Win mac Linux
END Go to end of composition Win mac Linux
Page Up Go to previous frame Win mac Linux
Page Down Go to next frame Win mac Linux
Layer Properties
P Show Position property Win mac Linux
S Show Scale property Win mac Linux
R Show Rotation property Win mac Linux
T Show Opacity property Win mac Linux
A Show Anchor Point property Win mac Linux
E Show Effects Win mac Linux
U Show all keyframed properties Win mac Linux
UU Show all modified properties Win mac Linux
Keyframes & Timing
J Go to previous visible keyframe or marker Win mac Linux
K Go to next visible keyframe or marker Win mac Linux
F9 Easy Ease keyframe Win mac Linux
[ Move layer In point to current time Win mac Linux
] Move layer Out point to current time Win mac Linux
ALT+[ Trim layer In point to current time Win Linux
+[ Trim layer In point to current time mac
ALT+] Trim layer Out point to current time Win Linux
+] Trim layer Out point to current time mac
Layer Editing
CTRL+D Duplicate layer Win Linux
+D Duplicate layer mac
CTRL+⇧ Shift+D Split layer at current time Win Linux
+⇧ Shift+D Split layer at current time mac
CTRL+⇧ Shift+C Pre-compose selected layers Win Linux
+⇧ Shift+C Pre-compose selected layers mac
CTRL+Y New solid layer Win Linux
+Y New solid layer mac
CTRL+Z Undo Win Linux
+Z Undo mac
File & Render
CTRL+S Save project Win Linux
+S Save project mac
CTRL+I Import file Win Linux
+I Import file mac
CTRL+M Add to render queue Win Linux
+M Add to render queue mac
CTRL+K Composition settings Win Linux
+K Composition settings mac