Supabase
Open-source Postgres backend with vectors.
FreemiumVerified FreeAPIOpen source
100 · Fresh2026-07-09
Live preview of https://supabase.com
TL;DR
Supabase offers Postgres with pgvector, auth, and storage — a popular RAG backend; free tier.
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FAQ
Is Supabase free?
Supabase has a machine-verified free tier (no card required).
Does Supabase have an API?
Yes, Supabase offers an API.
What are alternatives to Supabase?
Alternatives include Polymer, Cassidy, LlamaIndex.