Insteon is out of business

[aaiyar]

There’s a couple choices already:

There is this Hubitat integration that can be used as described by @SmartHomePrimer

[AS-IS] Insteon web socket driver

Your Insteon hub is not junk and you don't have to trash all your devices. ** See this post and the end of this post for information about how to manually add and remove devices from your Insteon hub. You can also add and remove them from Insteon scenes. You DO NOT have to have the Insteon app or their cloud server to do it. Local addition and removal of Insteon devices to the hub and Insteon groups is possible with just a little more effort than before. For information on how to control your …

There’s also a home Assistant integration for Insteon, and HA can be integrated with Hubitat.