Community developers have ported Samsung Galaxy Watch apps and watch faces to other Wear OS watches, including the Pixel Watch. Here are some of the most useful ported apps.
How-To Geek
3 Galaxy Watch apps and watch faces the open-source community ported to Pixel Watch
Shown as published in the source's RSS feed. IndiaAIFounders doesn't link out to third-party sites — this is the complete detail available from the feed itself.