Open-source alternatives to Supabase
8 open-source projects that replace Supabase, ranked by computed health score and real self-hosting cost.
The 8 alternatives, ranked by health
Health score is a 6-dimension composite. See methodology for formula and weights.
The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.
Appwrite® - complete cloud infrastructure for your web, mobile and AI apps. Including Auth, Databases, Storage, Functions, Messaging, Hosting, Realtime and more
CloudBase MCP - Connect CloudBase to your AI Agent. Go from AI prompt to live app.
Universal MCP-Server for your Databases optimized for LLMs and AI-Agents.
Fast Python web crawler for RAG and AI ingestion. Extracts clean Markdown from any site for LLMs and vector stores.
An extra set of tools for managing Supabase projects going beyond the possibilities of regular Supabase CLI
Security MCP for vibe coding. 390 rules, 36 tools, CLI + doctor. Host security, auth coverage mapping, LLM-powered deep scan (IDOR/business logic), taint analysis for Next.js, Supabase, Clerk, Stripe, Prisma, Drizzle, Hono, GraphQL, AI SDK, MCP, and the full AI-native stack.
A local vector memory explorer with a modern UI. Browse, search, visualize and manage SQLite-vec databases from MCP Memory Service.
Compare the top Supabase alternatives head-to-head
Side-by-side breakdowns and self-hosting cost for the leading picks.
Pick your alternative
Most operators land on supabase (top health score in this category; cheapest VPS path is supabase on hetzner for $4.13/mo).
Data refreshed daily. Pricing for Supabase sourced from official site.