Authentication infrastructure
for modern SaaS
Multi-tenant auth with social login, MFA, passkeys, SAML SSO, and more. Drop-in SDKs for React and JavaScript. Enterprise-grade security without the complexity.
import { ZauthaProvider, SignIn } from '@zautha/react';
function App() {
return (
<ZauthaProvider projectKey="pk_live_...">
<SignIn redirectUrl="/dashboard" />
</ZauthaProvider>
);
}Everything you need for auth
Production-ready authentication with modern security standards built in.
Multi-Tenant
Database, cache, and event isolation per tenant. Built for SaaS from day one.
OAuth & Social
Google, GitHub, and more with PKCE. Add social login in minutes.
MFA & TOTP
Time-based one-time passwords, backup codes, and SMS verification.
Passkeys
WebAuthn passwordless auth with platform authenticators and security keys.
Session Management
JWT with refresh rotation, device tracking, and instant revocation.
Email Verification
Branded verification and password reset emails with one-click links.
SAML SSO
Enterprise single sign-on with SAML 2.0 for your B2B customers.
API-First
RESTful APIs, JavaScript & React SDKs, webhooks, and OpenAPI specs.
Security & Compliance
Argon2id
Password hashing
HIBP
Breach detection
PKCE
OAuth security
WebAuthn
Passkey standard
Rate Limiting
Brute-force protection
Audit Logs
Full traceability
Simple, transparent pricing
Start free. Scale as you grow.
Free
For side projects
- 1,000 monthly active users
- Email/password auth
- OAuth social login
- Session management
- Community support
Pro
For growing apps
- 10,000 monthly active users
- Everything in Free
- MFA / TOTP
- Passkey authentication
- Webhooks
- Priority support
Enterprise
For large-scale
- Unlimited users
- Everything in Pro
- SAML SSO
- Custom domains
- SOC2 compliance
- Dedicated support
- SLA guarantees
Ready to ship auth?
Get started in minutes with our drop-in SDKs. Free for up to 1,000 users.