Auth0 Alternatives with Custom Domain

Comprehensive TypeScript authentication framework with email/password, OAuth, 2FA, multi-tenant support, and framework-agnostic design for modern apps.

Modern authentication platform with social login, magic codes, and enterprise SSO. Boost conversion rates by 54% with passwordless auth and beautiful onboarding.

APIs and SDKs for authentication, authorization, and security. Features multi-tenancy, enterprise SSO, MFA, RBAC, and AI agent identity management.

AI-driven CIAM platform offering passwordless authentication, fraud detection, identity verification, and self-service management to boost conversion rates.

Build secure multi-tenant auth flows quickly with hosted pages, APIs, and SDKs. Enterprise-grade security with tenant isolation, SSO, MFA, and RBAC support.

Multi-tenant, API-first identity platform with comprehensive SDKs, authentication, authorization, and extensibility features for developers and enterprises.

Open source authentication platform for B2B apps with pre-built UI, enterprise SSO, fine-grained permissions, and API key management. Deploy in minutes.

Complete authentication platform for B2B SaaS with ready-to-deploy SSO, SCIM provisioning, and social logins. Win enterprise customers without dev overhead.

Complete authentication solution built specifically for B2B products. Features organization management, RBAC, enterprise security, and thoughtfully designed client libraries for any tech stack.

Complete authentication platform with passwordless sign-in, payments, and user management. Free for up to 1M users with pre-built UI components and quick SDK integration.

Build onchain applications with embedded wallets, API wallets, and Newton AI agents. Trusted by 190,000+ developers and 40M+ users worldwide.

Open source identity and access management solution with single sign-on, social login, user federation, and fine-grained authorization for applications.

Battle-tested identity management platform with modular IAM stack, flexible deployment options, and GDPR compliance. Trusted by Fortune 500 companies.

Built-in authentication system with social providers, PostgreSQL policies, and user management. No external services needed - own your data completely.

Complete Customer Identity and Access Management (CIAM) platform with SSO, MFA, OAuth2, and OpenID Connect. Deploy anywhere with security-first design.

Add authentication, user management, and organization features to React, Next.js, and modern web apps with embeddable UI components and flexible APIs.

Add secure sign-up, sign-in, and access control to web and mobile apps in minutes. Fully managed CIAM solution that scales to millions of users with advanced security features.

Rapidly integrate secure authentication and authorization for web, mobile, and legacy applications. Focus on your core business with 30+ SDKs and quickstarts.