Open Source Backend-as-a-Service (BaaS) Tools using npm
A curated collection of the best open source cloud-based platforms providing backend services like databases, authentication, and storage. using npm.
Postgres-powered backend platform for production apps
Stars
108,224Last commit
3 hours agoLicense
Apache-2.0
Provides a full backend stack built on Postgres: authentication, auto-generated APIs, edge functions, realtime subscriptions, file storage, and vector search.
Open Source Alternative to:
Open-source backend in a single file
Stars
60,752Last commit
2 days agoLicense
MIT
A lightweight, self-hosted backend solution with real-time database, authentication, and file storage capabilities.
Open Source Alternative to:
Build full-stack apps with TypeScript and real-time sync
Stars
12,402Last commit
8 hours agoLicense
Unknown
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.
Open Source Alternative to:
Accelerate backend development with effortless scalability
Stars
12,266Last commit
17 hours agoLicense
MPL-2.0
A powerful platform for building cloud backends, automating infrastructure, and simplifying development workflows for faster, more efficient coding.
Open Source Alternative to:
Serverless backend platform for modern app development
Stars
9,280Last commit
4 hours agoLicense
MIT
Fully managed backend infrastructure with built-in authentication, database, storage, and serverless functions for rapid application development.
Open Source Alternative to:
Effortless event-driven workflows for modern applications
Stars
5,751Last commit
3 hours agoLicense
SSPL-1.0
Simplify backend processes with event-driven functions, seamless integrations, and powerful debugging tools for developers.
Open Source Alternative to:
Feature-rich backend that runs anywhere you need it
Stars
3,750Last commit
5 months agoLicense
Apache-2.0
Lightweight Firebase alternative with database, auth, storage, and workflows. Framework-agnostic backend that integrates with NextJS, Remix, Hono and more.
Open Source Alternative to:
Openlane – Open-source, developer-first platform for automated compliance, risk management, and built-in Trust Center.
InfluxDB