Best Self-Hosted Supabase Alternatives in 2026
Supabase is an open-source Firebase alternative with PostgreSQL database, authentication, realtime subscriptions, and edge functions. Free tier available; paid plans start at $25/mo.
20 Self-Hosted Alternatives to Supabase
PocketBase
58KOpen-source backend in a single 12 MB binary — realtime database, auth, file storage, and admin dashboard. No Docker, no Postgres, just run it.
Appwrite
55KOpen-source backend-as-a-service with authentication, databases, storage, functions, and messaging. Self-hosted Firebase alternative for web and mobile apps.
Milvus
43KMilvus is a high-performance open-source vector database built for AI applications, supporting billion-scale similarity search with sub-second latency.
Qdrant
30KThe Rust-powered vector database with best-in-class metadata filtering — self-host for $5/month or use the most generous free cloud tier in the category.
Chroma
27KOpen-source vector database with a 4-function API that made RAG accessible — from in-memory prototyping to production-grade distributed search.
Neon Postgres
21KServerless Postgres with auto-scaling, instant database branching, and bottomless storage.
Turso
17KTurso is the lightweight database that scales to millions of agents
Weaviate
16KBring AI-native applications to life with less hallucination, data leakage, and vendor lock-in
Zitadel
13KZitadel handles provides a comprehensive identity management solution as a self-hosted solution.
Encore
12KEncore is a self-hosted database management tool that provides powerful platform for building cloud backends.
Convex
11KConvex lets you run reactive database entirely on your own server.
Nhost
9.1KNhost is a TypeScript-based application that provides managed backend infrastructure.
HelixDB
4KHelixDB is a Rust-based application that provides rust-built native graph-vector database combining vector similarity search and graph traversals.
bknd
3.7KBknd handles lightweight Firebase alternative as a self-hosted solution.
Hydra
3KHydra is a self-hosted media & streaming tool with support for postgresql, postgres, data warehouse.
undb
2.9KUndb is a self-hosted container management replacement for Airtable, Firebase, and more.
SlateDB
2.8KSlateDB is a self-hosted database management replacement for Amazon S3, Azure Blob Storage, and more.
Wundergraph
2.3KWundergraph is a self-hosted developer tools tool that provides optimize GRAPHQL workflows with Cosmo.
Nitric
2KReleased under Apache-2.0, Nitric automates cloud infrastructure provisioning from your application code for AWS, GCP and Azure on self-hosted infrastructure.
Juno
392Juno is a TypeScript-based application that provides serverless platform for developers to build.
Why Look for Supabase Alternatives?
Supabase is an open-source Firebase alternative with PostgreSQL database, authentication, realtime subscriptions, and edge functions. Free tier available; paid plans start at $25/mo.
Self-hosted alternatives give you full data ownership, predictable costs, and zero vendor lock-in. You run the software on your own infrastructure and control everything.
20 Best Open-Source Alternatives to Supabase
PocketBase
Open source, realtime backend in one file. — 56,764 GitHub stars. Licensed under MIT.
Appwrite
Build secure and scalable backends effortlessly. — 55,126 GitHub stars. Licensed under BSD-3-Clause.
Milvus
Open-source vector database optimized for similarity search, scaling to billions of vectors with minimal performance loss — 43,340 GitHub stars. Licensed under Apache-2.0.
Qdrant
Advanced vector similarity search for AI applications. — 29,578 GitHub stars. Licensed under Apache-2.0.
Chroma
Open-source vector database designed for AI applications. Store, search, and retrieve embeddings with semantic similarity matching and metadata filtering. — 26,658 GitHub stars. Licensed under Apache-2.0.
Neon Postgres
Cloud-native, auto-scaling Postgres with instant branching, bottomless storage, and pay-per-use pricing — 21,211 GitHub stars. Licensed under Apache-2.0.
Read full Neon Postgres review
Turso
Turso provides a simple developer experience with SQLite compatibility, allowing you to build and scale multi-tenant applications with unlimited databases. — 16,501 GitHub stars. Licensed under MIT.
Weaviate
Open-source vector database designed for building powerful, production-ready AI applications with hybrid search capabilities and flexible deployment options. — 15,804 GitHub stars. Licensed under BSD-3-Clause.
Zitadel
Streamline app development with our identity suite. — 13,266 GitHub stars. Licensed under AGPL-3.0.
Convex
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. — 10,898 GitHub stars. Licensed under Open Source.
Encore
A powerful platform for building cloud backends, automating infrastructure, and simplifying development workflows for faster, more efficient coding. — 11,603 GitHub stars. Licensed under MPL-2.0.
Nhost
Open-source backend platform for web and mobile apps. — 9,106 GitHub stars. Licensed under MIT.
HelixDB
Rust-built native graph-vector database combining vector similarity search and graph traversals. 10x faster development with unified architecture, sub-1ms queries. — 3,922 GitHub stars. Licensed under AGPL-3.0.
bknd
Lightweight Firebase/Supabase alternative — 3,702 GitHub stars. Licensed under Apache-2.0.
SlateDB
SlateDB is an embedded storage engine that leverages object storage for durability, scalability, and simplified replication without the need for disk management. — 2,770 GitHub stars. Licensed under Apache-2.0.
undb
Build and manage custom databases with ease, create type-safe APIs, and develop applications quickly — 2,909 GitHub stars. Licensed under AGPL-3.0.
Hydra
Hydra embeds DuckDB’s state-of-the-art analytics engine into standard Postgres, offering millisecond response times for complex queries. — 3,018 GitHub stars. Licensed under Apache-2.0.
Nitric
Nitric automates cloud infrastructure provisioning from your application code for AWS, GCP and Azure — 1,975 GitHub stars. Licensed under Apache-2.0.
Juno
Open-source serverless platform for developers to build, test, and deploy modern apps with authentication, storage, hosting, and analytics - all without backend setup. — 389 GitHub stars. Licensed under MIT.
Wundergraph
Optimize GraphQL workflows with Cosmo. — 2,341 GitHub stars. Licensed under Apache-2.0.
Why Self-Host Instead of Supabase?
- Data ownership. Your data stays on your server, not on Supabase’s infrastructure.
- Predictable costs. Pay a fixed VPS cost instead of growing per-user or per-usage fees.
- No vendor lock-in. Export and migrate your data anytime. You control the database.
- GDPR and compliance. Hosting your own tools simplifies data residency and compliance requirements.
How much can you save?
Supabase (Pro)
$25/mo
Billed monthly
$300/year
PocketBase (self-hosted)
$10/mo
VPS hosting only. $0 per-user fees.
$320 year 1 (incl. $200 setup)
Your annual savings
$0
At this scale the setup cost offsets savings in year 1. Year 2+: $180/year.
PocketBase runs on a $10/mo VPS with unlimited users. Setup by upready.dev starts at $200 (one-time). Supabase pricing as of March 2026.
Why teams switch from Supabase
- → Data ownership. Your data stays on your server -- not on Supabase's infrastructure.
- → Predictable costs. Pay a fixed VPS cost instead of growing per-user or per-usage fees.
- → No vendor lock-in. Export and migrate your data anytime. You control the database.
- → GDPR and compliance. Hosting your own tools simplifies data residency and compliance requirements.
Head-to-Head Comparisons
Both are developer tools tools. Accent has 5 unique features, Appwrite has 1.
Both are developer tools tools. Appwrite has 2 unique features, BoxyHQ has 6.
Both are developer tools tools. Appwrite has 1 unique feature, ByteStash has 2.
Both are developer tools tools. Appwrite has 0 unique features, Featbit has 11.
Both are developer tools tools. Appwrite has 2 unique features, Formance has 3.
Both are developer tools tools. Appwrite has 1 unique feature, FleetBase has 3.
Both are developer tools tools. Appwrite has 2 unique features, Fusio has 4.
Both are developer tools tools. Appwrite has 1 unique feature, GO Feature Flag has 3.
Both are developer tools tools. Appwrite has 1 unique feature, Gravitee has 6.
Both are developer tools tools. Appwrite has 2 unique features, Kuzzle has 3.
Both are developer tools tools. Appwrite has 2 unique features, Judge0 CE has 6.
Both are developer tools tools. Appwrite has 1 unique feature, Kong has 6.
Both are developer tools tools. Appwrite has 2 unique features, LiveKit has 5.
Both are developer tools tools. Appwrite has 1 unique feature, Opik has 3.
Both are developer tools tools. Appwrite has 2 unique features, pad.ws has 2.
Both are developer tools tools. Appwrite has 2 unique features, Svix has 3.
Both are developer tools tools. Appwrite has 3 unique features, Parse-server has 4.
Both are developer tools tools. Appwrite has 3 unique features, Tabby has 5.
Both are developer tools tools. Appwrite has 1 unique feature, Tyk has 5.
Both are developer tools tools. Appwrite has 2 unique features, Pastefy has 2.
Both are developer tools tools. Appwrite has 2 unique features, Unleash has 4.
Both are developer tools tools. Appwrite has 2 unique features, Usertour has 2.
Both are developer tools tools. Appwrite has 1 unique feature, WunderGraph has 1.
Both are developer tools tools. Appwrite has 1 unique feature, Yopass has 1.
Both are database tools. ChartDB has 5 unique features, Turso has 1.
Both are database tools. Chat2DB has 5 unique features, Turso has 1.
Both are database tools. Dbeaver has 6 unique features, Turso has 1.
Both are database tools. Dgraph has 1 unique feature, Encore has 3.
Both are database tools. Dgraph has 2 unique features, Nhost has 2.
Both are database tools. Dgraph has 2 unique features, Weaviate has 2.
Both are database tools. Encore has 5 unique features, Supabase has 2.
Both are database tools. Encore has 5 unique features, NocoDB has 5.
Different tools entirely: Hoppscotch is an API development platform (Postman alternative). Appwrite is a backend-as-a-service (Firebase alternative). No overlap -- choose based on what you need.
Both are database tools. Jina.ai has 2 unique features, Milvus has 6.
Both are database tools. Jina.ai has 1 unique feature, Weaviate has 2.
Both are database tools. Jina has 2 unique features, Milvus has 6.
Both are database tools. Jina has 1 unique feature, Weaviate has 2.
Both are developer tools tools. Kong has 6 unique features, WunderGraph has 1.
Both are database tools. Milvus has 6 unique features, SeMI's Weaviate has 3.
Both are database tools. Milvus has 6 unique features, Weaviate has 3.
Both are database tools. Nhost has 2 unique features, NocoDB has 4.
Both are database tools. Nhost has 2 unique features, Supabase has 1.
Both are database tools. NocoDB has 5 unique features, Turso has 2.
Both are database tools. Supabase has 3 unique features, Turso has 3.
Both are database tools. Teable has 4 unique features, Turso has 1.
Both are security tools. Vaultwarden has 2 unique features, Zitadel has 12.
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