Best Auth & Security for Founders
12 tools reviewed honest opinions, no fluff.
Our Picks
The auth & security tools we recommend most for founders.
All Auth & Security Tools
12 tools reviewed with honest opinions.
Clerk
Drop-in auth with beautiful components. User management UI that actually looks good out of the box.
Supabase Auth
Free auth that comes with Supabase. Social logins, magic links, RLS. No-brainer if you're there.
NextAuth
Auth for Next.js that's free and flexible. Now Auth.js, works with any framework too.
Auth0
Enterprise auth that handles every edge case. Overkill for side projects, essential for serious apps.
1Password
The password manager your team actually uses. Developer secrets, SSH keys, everything locked down.
Bitwarden
Open source password management. Self-host it if you're that person. Solid and truly free.
Auth library that doesn't try to own your users. Minimal, flexible, fully open source.
Passwordless auth done right. Magic links, OTPs, OAuth, biometrics. Clean SDKs, generous free tier. Clerk competitor.
Open-source passkey authentication. WebAuthn-first, FIDO2 compliant. The password is dead, Hanko is the funeral director.
Enterprise SSO and directory sync. When your SaaS lands that first enterprise customer and they need SAML/SCIM.
Auth and user management with feature flags baked in. Australian-made, developer-friendly, and growing fast.
Firebase Auth
Google's auth service. Dead simple setup, tons of providers, free tier handles most startups. The easy button.
Compare Auth & Security Tools
Head-to-head comparisons to help you decide.
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