Best Self-Hosted Fauna Alternatives in 2026
Fauna is a distributed document-relational database delivered as a cloud API with ACID transactions and multi-region replication.
5 Self-Hosted Alternatives to Fauna
Supabase
99KThe open-source Firebase alternative — Postgres database, Auth, instant APIs, Realtime subscriptions, Edge Functions, Storage, and Vector embeddings.
TiDB
40KTiDB is an open-source, MySQL compatible, distributed SQL database that powers companies like LinkedIn, Pinterest, Square, and more.
Convex
11KConvex lets you run reactive database entirely on your own server.
FerretDB
11KFerretDB is a self-hosted database management tool with support for postgresql, golang, database.
OceanBase
10KOceanBase is a self-hosted web analytics replacement for AWS Aurora, Amazon Neptune, and more.
Why Look for Fauna Alternatives?
Fauna is a distributed document-relational database delivered as a cloud API with ACID transactions and multi-region replication.
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.
5 Best Open-Source Alternatives to Fauna
Supabase
Supabase: Instant APIs, Auth, and more. — 99,053 GitHub stars. Licensed under Apache-2.0.
TiDB
TiDB offers scalable, cloud-native, MySQL-compatible database solutions for real-time analytics. — 39,897 GitHub stars. Licensed under Apache-2.0.
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.
OceanBase
Scalable, high-availability database system supporting OLTP, OLAP, and hybrid transactional/analytical processing workloads. — 10,014 GitHub stars. Licensed under Open Source.
FerretDB
A database proxy that enables MongoDB compatibility with PostgreSQL backend, allowing seamless use of MongoDB tools and drivers while avoiding vendor lock-in. — 10,877 GitHub stars. Licensed under Apache-2.0.
Why Self-Host Instead of Fauna?
- Data ownership. Your data stays on your server, not on Fauna’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.
Why teams switch from Fauna
- → Data ownership. Your data stays on your server -- not on Fauna'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 database tools. Adminer has 5 unique features, Supabase has 2.
Both are database tools. Artie has 3 unique features, Supabase has 3.
Both are database tools. Azimutt has 5 unique features, Supabase has 2.
Both are database tools. Baserow has 3 unique features, Supabase has 3.
Both are database tools. Baserow has 3 unique features, Supabase has 3.
Both are database tools. Databunker has 3 unique features, Supabase has 3.
Both are database tools. Dbeaver has 7 unique features, Supabase has 2.
Both are database tools. Dgraph has 4 unique features, Supabase has 3.
Both are database tools. Encore has 5 unique features, Supabase has 2.
Both are database tools. Grist has 5 unique features, Supabase has 2.
Both are database tools. Manticore Search has 5 unique features, Supabase has 3.
Both are database tools. Nhost has 2 unique features, Supabase has 1.
Both are database tools. QuestDB has 6 unique features, Supabase has 1.
Both are database tools. QGIS has 3 unique features, Supabase has 3.
Both are database tools. Rowy has 5 unique features, Supabase has 3.
Both are database tools. Sequin has 4 unique features, Supabase has 2.
Both are database tools. Supabase has 3 unique features, Swirl Search has 3.
Both are database tools. Supabase has 3 unique features, Turso has 3.
Both are database tools. Supabase has 2 unique features, Velld has 9.
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