Feature	Supabase	AWS Amplify	Firebase	Appwrite	Others
License	Open-source	Proprietary	Proprietary (Google Cloud)	Open-source	Varies based on platform
Backend Services	✓ Auth, Database, Storage, Realtime Events	✓ Auth, Database, Storage, Functions, API	✓ Auth, Database, Storage, Realtime Database	✓ Auth, Database, Storage, Functions	Varies based on platform
	✓ Realtime Collaboration, Webhooks	✓ Hosting, Analytics, AI/ML, Monitoring	✓ Hosting, Analytics, AI/ML, Cloud Messaging	✓ Realtime Collaboration, Webhooks
Serverless Functions	✓ Custom Functions	✓ Custom Serverless Functions	✓ Firebase Cloud Functions (Node.js)	✓ Custom Serverless Functions	Varies based on platform
Scalability	Horizontal Scaling	Horizontal Scaling	Horizontal Scaling	Horizontal Scaling	Varies based on platform
Data Replication	Automatic across regions	Automatic across regions	Automatic across regions	Limited replication	Varies based on platform
Database	PostgreSQL	NoSQL, SQL	Realtime DB, Firestore	NoSQL, SQL	Varies based on platform
Real-time Features	Built on PostgreSQL	Built-in Realtime	Built-in Realtime	Built-in Realtime	Varies based on platform
	✓ Realtime Collaboration, RLS	✓ Realtime Database Sync, Subscriptions	✓ Realtime Database Sync, Subscriptions	✓ Realtime Collaboration, Subscriptions
Authentication	✓ Email/Password, Social Sign-in	✓ Social Sign-in, Custom	✓ Email/Password, Social Sign-in, Custom	✓ Email/Password, OAuth, API Keys	Varies based on platform
File Storage	✓ Built-in File Storage	✓ Built-in File Storage	✓ Built-in File Storage	✓ Built-in File Storage	Varies based on platform
Analytics & Monitoring	Basic Monitoring & Logging	✓ Analytics, Monitoring, Logging	✓ Analytics, Monitoring, Logging	✓ Basic Monitoring & Logging	Varies based on platform
Web & Mobile Support	Web, iOS, Android	Web, iOS, Android, React Native	Web, iOS, Android, React Native	Web, iOS, Android, React Native	Varies based on platform
Custom Plugins	✓ Extensible with Custom Plugins	Limited Plugin Support	Limited Plugin Support	✓ Extensible with Custom Plugins	Varies based on platform
Webhooks	✓ Built-in Webhooks	Limited Webhook Support	Limited Webhook Support	✓ Supports Custom Webhooks	Varies based on platform
Localization	✓ Supports Multiple Languages	-	✓ Internationalization	-	Varies based on platform
Community Support	Growing Community Support	Large and Active Community Support	Large and Active Community Support	Growing Community Support	Varies based on platform
Offline Support	Automatic Offline Data Syncing	Automatic Offline Data Syncing	Offline Data Access and Syncing	Offline Data Access and Syncing	Varies based on platform

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Differences between Firebase, Supabase, AWS Amplify, Appwrite

Differences between different Backedn as a Service Providers