Supabase vs. Firebase vs. Appwrite vs. PocketBase vs. a Custom Backend: Which to Choose in 2026?
The frontend is only half of an app — the other half is the backend: the database, sign-in, files and server-side logic. We compare Supabase, Firebase, Appwrite, PocketBase and a custom MySQL or PostgreSQL setup: what each can do, what it costs, what you get for free and when each approach makes sense.