This is an unofficial plugin that allows you to import Rive (.Riv) files and play animations inside your project.
I've updated the plugin to add the latest runtime, state machine switching, and variable reading/writing -
Addon: drive.google.com/file/d/1xRqvYUlxPtC_TvjN1PAioJ-quDjIH8UW/view
and example file: drive.google.com/file/d/15dMb1DChjXn0rSbt4mKe3TLNP55v9RSj/view