Appwrite
Open-source backend platform
Open-source backend platform for web, mobile, and Flutter apps. Provides authentication, databases, storage, functions, and messaging out of the box.
Features
✓ Authentication (30+ methods)
✓ Database with real-time
✓ File storage
✓ Serverless functions
✓ Messaging (email, SMS, push)
✓ Self-hostable
✓ Multi-platform SDKs
Pros
- + Fully open-source
- + Self-hosting option
- + Generous free tier
- + Active community
- + Good documentation
Cons
- − Smaller ecosystem than Firebase
- − Fewer third-party integrations
- − Younger platform