OBS Studio

Preview window

Zoom preview

Space + Mouse wheel up and down

All hotkeys for OBS Studio

General
Copy source

Ctrl + C

General
Paste source

Ctrl + V

General
Remove source

Del

Order
Move source up in sources list

Ctrl + ↑

Order
Move source down in sources list

Ctrl + ↓

Order
Move source top of souces list

Ctrl + Home

Order
Move source bottom of souces list

Ctrl + End

Transform
Edit transform

Ctrl + E

Transform
Reset transform

Ctrl + R

Transform
Fit to screen

Ctrl + F

Transform
Stretch to screen

Ctrl + S

Transform
Center to screen

Ctrl + D

Preview window
Nudge source up

↑

Preview window
Nudge source down

↓

Preview window
Nudge source left

←

Preview window
Nudge source sağa

→

Preview window
Hold Alt and drag the bounding box (edges turn green to indicate they are cropped): Crop a source

Alt

Preview window
Hold Ctrl while moving/adjusting bounding box:    Temporarily disable source snapping (if enabled)

Ctrl

Preview window
Move preview

Space + Mouse movement

Preview window
Zoom preview

Space + Mouse wheel up and down

Similar combinations for other applications

CoSpaces Edu
Zoom camera to mouse position
Orbit camera mode

Space + Mouse wheel up and down