There are several examples.
hello
shows how RemoteWidget
can render some widgets from a description interpreted at runtime.
local
shows how to create new local widget definitions for use in remote widget descriptions.
remote
is a proof-of-concept showing files being obtained from a remote server and rendered by the application at runtime.
wasm
shows how package:rfw can be combined with package:wasm to configure logic as well as the user interface at runtime.