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Open-source backend platform on PostgreSQL — database, authentication, file storage, edge functions, and real-time subscriptions out of the box. Firebase alternative you can self-host, with a large and active open-source community. Free: 2 projects, 500MB, 50K MAU. Pro: $25/month (8GB, 100K MAU). Team: $599/month (SOC 2).
pgvector for vector embeddings in PostgreSQL with OpenAI and Hugging Face integrations. Build AI search, recommendations, and RAG applications inside your database.
One of the best backend platforms for developer-led small businesses. Free tier is generous, $25/month Pro replaces multiple services, and open-source means full control. You need a developer to use it effectively.