Some SSL Plugins are now available with re-sizable Plugin GUIs. These are included in the list below:
SSL 4K B
SSL 4K E
SSL Native Channel Strip 2
SSL DeEss
SSL Fusion Series
SSL G3 MultiBusComp
SSL GateVerb
SSL Meter
SSL Module 8
SSL Native Bus Compressor
SSL PlateVerb
SSL Sourcerer
SSL X-Orcism 2
Please refer to your DAW publisher for how they handle high DPI and scaling.