Best MongoDB Atlas alternatives (2026)

Moving off MongoDB Atlas? Here are 6 alternatives — comparable options first. Compare free tiers, engines, regions and self-hosting, then go straight to the one that fits.

Managed database

Supabase

Open-source Firebase alternative

PostgreSQLFree tierSelf-hostOpen source

Managed database

Neon

Serverless Postgres with branching

Serverless PostgreSQLFree tierOpen source

Managed database

PlanetScale

Serverless MySQL built on Vitess

MySQL (Vitess) / PostgreSQL

Managed database

Turso

SQLite (libSQL) with embedded replicas

SQLite / libSQLFree tierSelf-hostOpen source

Managed database

CockroachDB

Distributed SQL that scales horizontally

Distributed SQL (Postgres-compatible)Free tierSelf-host

Managed database

Firebase

Google's BaaS: NoSQL data, auth and hosting

Document (NoSQL)Free tier*