1
Supabase Free tier Open Source

Open-source Firebase alternative providing a Postgres database, authentication, storage, and edge functions.

Free for 2 projects, pauses after inactivity · Paid from $25/mo Developers who want a full backend with Postgres at the core
Postgres Auth Storage Realtime
2
Neon Free tier Open Source

Serverless Postgres with autoscaling, branching, and a generous free tier for modern applications.

Free tier with 0.5 GB storage and 190 compute hours · Paid from $19/mo Developers who want serverless Postgres with branching and scale-to-zero
Serverless Postgres Branching Scale-to-Zero Autoscaling
3
Firebase Free tier

Google's app development platform providing a realtime database, authentication, hosting, and cloud functions.

Free Spark plan with generous limits · Paid from Pay as you go Mobile and web apps that need realtime sync and fast prototyping
Firestore Auth Cloud Functions Hosting
4
Airtable Free tier

Low-code platform combining spreadsheet simplicity with database power, automations, and interfaces.

Free for 1000 records · Free Teams wanting a spreadsheet-database hybrid
Views Automations Interfaces Extensions
5
Xata Free tier

Serverless database platform with full-text search, analytics, and file attachments on Postgres.

Free 15 GB · Free Developers wanting a serverless database with search built-in
Full-Text Search Analytics Branching File Attachments
6
Turso Free tier Open Source

Edge-hosted distributed database built on libSQL (SQLite fork) for ultra-low latency reads.

Free 9 GB total storage · Free Developers wanting SQLite at the edge
Edge SQLite Embedded Replicas Branching Multi-Region
7
MongoDB Atlas Free tier

Managed MongoDB service with auto-scaling, full-text search, and multi-cloud support.

Free M0 cluster · Free Teams wanting managed NoSQL database in the cloud
Document DB Search Charts Multi-Cloud
8
CockroachDB Free tier Open Source

Distributed SQL database designed for global scale, resilience, and strong consistency.

Free 10 GiB · Free Teams wanting distributed SQL that survives anything
Distributed SQL Multi-Region Serverless PostgreSQL Compatible
9
Upstash Free tier

Serverless Redis, Kafka, and QStash with per-request pricing for edge and serverless.

Free 10K commands/day · Free Serverless developers wanting Redis and Kafka at the edge
Serverless Redis Kafka QStash Edge
10
Hasura Free tier Open Source

Instant GraphQL and REST APIs on Postgres, SQL Server, and other data sources.

Free for 1 project · Free Developers wanting instant GraphQL APIs on their database
GraphQL Real-Time Auth Remote Schemas
11
Prisma Free Open Source

Next-generation ORM for Node.js and TypeScript with type safety and migrations.

Free Node.js/TypeScript developers wanting a modern ORM
Type-Safe ORM Migrations Prisma Studio Multi-DB
12
Convex Free tier

Reactive backend-as-a-service with real-time sync, scheduled functions, and file storage.

Free for small projects · Free Full-stack developers wanting a reactive backend
Real-Time Sync Server Functions File Storage Scheduling
13
EdgeDB Free tier Open Source

Modern database with a powerful query language, built-in auth, and schema-first design.

Free 1 GB · Free Developers wanting a modern relational database with better DX
EdgeQL Schema-First Built-In Auth Migrations

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