Supabase vs Appwrite Comparison

Open-source PostgreSQL with Auth, Storage, and Edge Functions

VS
Appwrite

Self-hosted BaaS with NoSQL, auth, storage, and functions

9 min readServices

Quick Verdict

If you need PostgreSQL plus built-in AI capabilities (pgvector), Supabase is the clear choice. If you want a self-hosted Firebase alternative with a NoSQL workflow, Appwrite fits better. Supabase's momentum is exceptionally strong heading into 2026, while Appwrite occupies a smaller niche. Both are solid options for teams looking to move away from Firebase.

SupabaseAppwrite
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Score Comparison

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Detailed Scoring

Detailed Scoring: Supabase and Appwrite — category-by-category scores out of 10
CategorySupabaseAppwrite
Performance
9/10
8/10
Ease of Learning
8/10
9/10
Ecosystem
9/10
8/10
Community
10/10
9/10
Job Market
9/10
6/10
Future-Proof
10/10
8/10

Pros & Cons

Supabase

Pros

  • Direct SQL access to PostgreSQL
  • Row Level Security (RLS) for fine-grained authorization
  • Real-time subscriptions powered by the Postgres WAL
  • Built-in AI embedding support via pgvector
  • Edge Functions on the Deno runtime
  • Auth covering OAuth, Magic Link, OTP, and phone sign-in
  • S3-compatible storage
  • Open-source, available self-hosted or fully managed

Cons

  • Requires PostgreSQL knowledge
  • Appwrite feels more native for a NoSQL workflow
  • Free tier caps the database at 500MB
  • Pricing gets complex once you outgrow the free tier

Best For

Teams already comfortable with PostgreSQLAI applications that need pgvectorApps with heavily relational dataReal-time features like chat and live data feedsTeams migrating off Firebase toward open source

Appwrite

Pros

  • NoSQL document model — Firebase-like
  • Easy self-hosting via Docker Compose
  • Auth with 30+ OAuth providers
  • Storage with built-in image transformation
  • Functions in any runtime
  • Realtime via WebSocket
  • MariaDB and Redis under the hood
  • MIT-licensed open source

Cons

  • Document model makes complex queries harder
  • Lacks the raw power of the PostgreSQL ecosystem
  • Smaller ecosystem than Supabase
  • Appwrite Cloud is newer (GA in 2024)

Best For

Teams wanting a self-hosted Firebase alternativeTeams that prefer a NoSQL document workflowApps needing many OAuth providersSimple BaaS requirementsTeams that prefer Docker Compose deployments

Code Comparison

Supabase
import { createClient } from '@supabase/supabase-js';

const supabase = createClient(URL, ANON_KEY);

const { data, error } = await supabase
    .from('users')
    .select('*')
    .eq('id', userId)
    .single();

// Realtime subscription
supabase.channel('users').on('postgres_changes', {
    event: 'INSERT',
    schema: 'public',
    table: 'users'
}, (payload) => console.log(payload)).subscribe();
Appwrite
import { Client, Databases } from 'appwrite';

const client = new Client().setEndpoint(URL).setProject(PROJECT_ID);
const db = new Databases(client);

const user = await db.getDocument('main', 'users', userId);
// NoSQL document structure

Conclusion

If you need PostgreSQL plus built-in AI capabilities (pgvector), Supabase is the clear choice. If you want a self-hosted Firebase alternative with a NoSQL workflow, Appwrite fits better. Supabase's momentum is exceptionally strong heading into 2026, while Appwrite occupies a smaller niche. Both are solid options for teams looking to move away from Firebase.

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FAQ

Frequently Asked Questions

Supabase is built on relational PostgreSQL, while Firebase relies on the NoSQL Firestore. If you're comfortable with SQL, choose Supabase; if realtime UX is your top priority, Firebase still has an edge.

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