LV2 External UI extension is an LV2 UI extension, subclass of ui:UI just like ui:GtkUI is.
The ui:Widget type used in this extension is extui:Widget, see the C header file for more details.
This extension used to be (wronly) defined in a lv2plug.in domain.
The old URI is deprecated and the extension is available under a new URI.
Or if you prefer, the old extension is deprecated and a new one with exactly same semantics but different URI is available.
List of plugins that use this extension:
List of hosts that support this extension:
- Ardour
- Carla
- Jalv (using this patch)
- Qtractor