Best Open Source Supabase Alternatives

A lightweight, self-hosted backend solution with real-time database, authentication, and file storage capabilities.

Open-source development platform with built-in backend infrastructure, web hosting, and security features. Scale applications using your preferred programming languages.

Open-source vector database optimized for similarity search, scaling to billions of vectors with minimal performance loss

Qdrant is an open-source vector database that provides high-performance similarity search for AI and machine learning applications.

Open-source vector database designed for AI applications. Store, search, and retrieve embeddings with semantic similarity matching and metadata filtering.

Cloud-native, auto-scaling Postgres with instant branching, bottomless storage, and pay-per-use pricing

Turso provides a simple developer experience with SQLite compatibility, allowing you to build and scale multi-tenant applications with unlimited databases.

Open-source vector database designed for building powerful, production-ready AI applications with hybrid search capabilities and flexible deployment options.

ZITADEL provides a comprehensive identity management solution with easy APIs, customizable workflows, and serverless deployment options.

A powerful platform for building cloud backends, automating infrastructure, and simplifying development workflows for faster, more efficient coding.

Open-source reactive database that keeps your web and mobile apps in sync. Write everything in TypeScript with built-in auth, cron jobs, and AI integration.

Fully managed backend infrastructure with built-in authentication, database, storage, and serverless functions for rapid application development.

Rust-built native graph-vector database combining vector similarity search and graph traversals. 10x faster development with unified architecture, sub-1ms queries.

Lightweight Firebase alternative with database, auth, storage, and workflows. Framework-agnostic backend that integrates with NextJS, Remix, Hono and more.

Hydra embeds DuckDB's state-of-the-art analytics engine into standard Postgres, offering millisecond response times for complex queries.

Build and manage custom databases with ease, create type-safe APIs, and develop applications quickly

SlateDB is an embedded storage engine that leverages object storage for durability, scalability, and simplified replication without the need for disk management.

Nitric automates cloud infrastructure provisioning from your application code for AWS, GCP and Azure

Open-source serverless platform for developers to build, test, and deploy modern apps with authentication, storage, hosting, and analytics - all without backend setup.