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

Free 50 renders a month

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