2026 BaaS Database Showdown: Supabase vs Firebase vs PocketBase vs Appwrite
✍️ 开发栏目🕒 March 24, 2026📖 8 min read🔥 热门
We compare four Backend‑as‑a‑Service platforms on database, auth, storage, real‑time, pricing, and self‑hosting to help you pick the right backend for your app.
Database Type
- Supabase: PostgreSQL (relational), full SQL support
- Firebase: Firestore (NoSQL document), flexible but complex queries limited
- PocketBase: SQLite (embedded), single file, lightweight
- Appwrite: Hybrid, backed by MariaDB
Realtime
All support realtime: Supabase via PostgreSQL replication, Firebase native, PocketBase built‑in, Appwrite via WebSocket.
Auth & Storage
- Supabase: OAuth, email, S3‑compatible storage
- Firebase: Most comprehensive auth, simple storage
- PocketBase: Built‑in auth, file storage
- Appwrite: Full auth, storage, MFA support
Pricing & Self‑Hosting
- Supabase: Free 500MB DB, 2GB storage; self‑hostable
- Firebase: Free limited; no official self‑hosting
- PocketBase: Free, self‑hostable single binary
- Appwrite: Free tier; self‑hostable
Scores & Recommendations
Supabase: 9.2 — Best for SQL lovers; Firebase: 8.9 — Google ecosystem, rapid prototyping; PocketBase: 8.5 — Minimalist self‑hosting; Appwrite: 8.7 — Balanced features.
💡
Choose Supabase for SQL; Firebase for NoSQL/Google stack; PocketBase for self‑hosted simplicity; Appwrite for balanced needs.
Community & Docs
Firebase docs best; Supabase community growing fast; Appwrite docs clear; PocketBase smaller but easy to use.