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TL;DR: Clerk is A-tier for backend, database & auth: The fastest way to add auth to a Next.js or React app.

Clerk A

Drop-in authentication and user management.

Use case: Backend, database & auth
Tier: A
Website: https://clerk.com
Last checked: 2026-10-14

Why A-tier

The fastest way to add auth to a Next.js or React app.

Alternatives in Backend, database & auth

S
Supabase
Postgres database with auth, storage and edge functions.
A
Convex
Reactive backend written in TypeScript.
A
Neon
Serverless Postgres with branching.

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