Serverless & Cloud Databases

GE

GenesisDB

4.7/5.01 verified review

Free·Open Source·MIT

Open source event sourcing database written in Go

• Distributed as a single static Go binary with zero runtime dependencies
• Native CloudEvents 1.0 support with hierarchical subject routing
• Completely open source under the MIT license with no event limits or license keys

14stars on GitHub

PR

Prometheus

4.7/5.01 verified review

Free·Open Source·Apache-2.0

Open-source monitoring system and time series database.

• Dimensional data model built on key-value metrics and labels.
• Powerful PromQL query language for complex queries and aggregations.
• Autonomous architecture independent of complex distributed storage.

66.8kstars on GitHub

CL

ClickHouse

4.6/5.01 verified review

Paid·Open Source·Apache-2.0

Column-oriented OLAP database management system for real-time analytics.

• Outstanding performance on large-scale analytical queries.
• Highly efficient storage architecture for data compression.
• Wide range of connectors for BI and data pipeline tools.

50.6kstars on GitHub

NE

Neon

4.6/5.01 verified review

Freemium·Open Source·Apache-2.0

Serverless Postgres backend platform featuring instant database branching.

• Instantaneous creation of isolated database branches for development and testing.
• Autoscaling with scale-to-zero functionality to optimize cloud resource costs.
• Comprehensive backend suite including authentication, object storage, and AI gateway.

23.3kstars on GitHub

SU

Supabase

4.6/5.01 verified review

Freemium·Open Source·Apache-2.0

Open source Firebase alternative providing a full Postgres database, authentication, and instant APIs.

• Full Postgres database access with complete SQL capabilities and extensions.
• Auto-generated instant REST and realtime APIs based directly on the schema.
• Open source architecture allowing complete self-hosting without lock-in.

114.1kstars on GitHub

TU

Turso

4.5/5.01 verified review

Freemium·Open Source·MIT

Rust-based SQLite compatible SQL database with MVCC concurrency and cloud synchronization.

• Full compatibility with SQLite and standard SQL syntax without modifications.
• Native support for concurrent writes via MVCC avoiding database locked errors.
• Architectural model ideal for isolating data per user, tenant, or AI agent.

25.1kstars on GitHub

IN

instancez

4.4/5.01 verified review

Freemium·Open Source·Apache-2.0

Developer and LLM-friendly Supabase drop-in replacement packaged as a single Go binary.

• Drop-in wire compatibility with the standard supabase-js client.
• Simplified self-hosting deployment using a single Go binary.
• Engineered natively for coding agents and AI assistant workflows.

61stars on GitHub

FL

Fly.io

4.4/5.01 verified review

Freemium·Open Source·Apache-2.0

Global cloud platform to deploy applications and agents on hardware-isolated virtual machines.

• True hardware isolation using microVMs for each instance.
• Multi-region global deployment close to end users.
• Excellent CLI support and automation via flyctl.

1.7kstars on GitHub