A Matrix widget to debug widget interactions on a widget-supporting client through widgets.
These are static assets, so they can be served anywhere. For cheap and easy local deployment, something like http-server will help a lot.
Once running, add http://localhost:8081/index.html#/?widgetId=$matrix_widget_id (with whatever
additional arguments for testing parsing/passing of variables) to a room and open the widget.
Normal operation looks something like this:
Click around to see various options. It's largely undocumented at the moment, but may be self-documenting in places.
Note: Please pardon the mixed use of regular JS and jQuery. One day I'll be decisive, but that day is not today.