SketchTurbo

A plugin for Sketch that adjusts scroll speed on a canvas.

Customize

You can change the scrolling coefficient by executing these commands with Terminal.app.

Trackpad (including Magic Mouse)

Use SketchTurbo_TrackPadScrollDelta. Default coefficient is 1.5.

$ defaults write com.bohemiancoding.sketch3 SketchTurbo_TrackPadScrollDelta -float 20.0 

May be it is very very fast.

Mouse Wheel

X-Direction:

Use SketchTurbo_MouseWheelScrollDeltaX. Default is 5.0.

$ defaults write com.bohemiancoding.sketch3 SketchTurbo_MouseWheelScrollDeltaX -float 7.0 

Y-Direction:

Use SketchTurbo_MouseWheelScrollDeltaY. Default is 6.0.

$ defaults write com.bohemiancoding.sketch3 SketchTurbo_MouseWheelScrollDeltaY -float 8.0 

To reset

Delete them.

$ defaults delete com.bohemiancoding.sketch3 SketchTurbo_TrackPadScrollDelta
$ defaults delete com.bohemiancoding.sketch3 SketchTurbo_MouseWheelScrollDeltaX
$ defaults delete com.bohemiancoding.sketch3 SketchTurbo_MouseWheelScrollDeltaY