List of free feeds stuff for developerππ½
If you're looking for all programming tools around feeds (not just free). Check this page List of feeds Programming Tools

Tamagotreal
Tamagotchi for your real pets. For kids nowadays: this is Instagram for your pets πΉ π± πΆ. Open-source instagram example using Supabase and React
Tag: social-media, pet, feeds

Stream
Scalable & fast API for building social networks, activity feeds, activity streams and chat apps.
Tag: chat, feeds, api
5 or less team members Less than $10k in monthly revenue Less than $100k in funding