Auth0
auth0.comBuild Difficulty: 4/5
A few focused days to build a solid replacement
Secure AI Agent & User Authentication
How to Replace Auth0Overview
Features
73 features across 14 categories
AI Security(2)
Secure AI agents, humans, and systems with comprehensive authentication controls
Manage which APIs your agent can call on the user's behalf, preventing agents from handling credentials directly
Administration(6)
Define granular admin roles (Admin, Viewer, Editor) with different permission levels
Comprehensive dashboard for managing Auth0 configuration and users
Enable single sign-on for the Auth0 dashboard itself
Allow customers to manage their own users and settings
Quick setup wizard for rapid Auth0 configuration
Allow customers to self-service configure SSO connections
Architecture(1)
Support multiple isolated customer tenants within a single application
Authentication(14)
Enable agent or app initiated user authentication via out-of-band notification channels
Enable single sign-on across multiple applications and services
Embed authentication directly into your application interface
Automatically route users to the correct identity provider based on their email domain
Support persistent sessions that last longer than standard session durations
Facilitate secure communication between APIs and non-interactive external clients
Support for OpenID Connect back-channel logout
Give customers fast, passwordless logins without traditional passwords
Enable secure passwordless authentication using passkey technology
Support for private key JWT authentication method
Enable users to access multiple applications with a single login
Enable login through unlimited social identity providers like Google, Facebook, etc.
Logout users from all connected applications simultaneously
Authenticate users securely with multiple authentication methods
Compliance(8)
Financial-grade API (FAPI) certified for highly regulated environments
HIPAA compliance with Business Associate Agreement for healthcare applications
Retain authentication and authorization logs for auditing and compliance
Stream Auth0 audit logs to Datadog, Splunk, AWS, Azure, and other platforms
PCI compliant environments for payment card industry standards
Centralized security monitoring and incident response
Define and apply security policies and profiles to your tenant
Implement Financial Grade IdentityTM controls and strong authentication
Customization(6)
Create and customize authentication forms without code
Customize the login experience with your brand colors, logos, and messaging
Configure every aspect of the login user interface
Use your own custom domain for authentication pages
Customize the entire signup and login process with APIs and Forms
Customize email templates and workflows for notifications
Developer Tools(2)
Official SDKs and quickstart guides for 30+ programming languages and frameworks
Comprehensive REST APIs for authentication, authorization, and user management
Extensibility(3)
Extend and customize Auth0 functionality with custom code logic
Pre-built Actions for common authentication and authorization scenarios
Marketplace of extensions and integrations for extending Auth0
Infrastructure(4)
Dedicated private cloud deployment for data residency needs
High-performance private cloud deployment with 500 RPS and upgrade control
Maximum performance private cloud with 1,500 RPS and GEO-HA options
Dedicated Auth0 deployment for enhanced performance, security, and compliance
Integration(4)
Connect to your existing user database for authentication
Connect to enterprise identity providers and directories
Native integration with Okta identity provider
Integration with Okta for universal logout across applications
Security(10)
Dynamic multi-factor authentication triggered only on suspicious login attempts
Keep users and services safe from password leaks, intruders, and scripted attacks with basic and enhanced protection
Detect and prevent automated bot attacks from accessing your application
Detect and protect users when credentials are leaked from external sources
Protect against repeated login attempts and brute force attacks
Monitor and protect user sessions continuously throughout their lifecycle
Advanced credential protection and management
Manage encryption keys for enhanced security and compliance control
Protect accounts with adaptive MFA that only triggers when login is suspected to be risky
Throttle or block login attempts from suspicious IP addresses
User Experience(1)
Build accessible authentication experiences for all users
User Management(8)
Link multiple user accounts together for unified user management
Use Auth0's built-in user database for authentication
Add custom metadata and attributes to user profiles
Receive user provisioning updates from external SCIM providers
Model and manage multiple customer organizations within your application
Create, update, and manage user roles and permissions
System for Cross-domain Identity Management for automated user provisioning
Import users from external sources into Auth0
Pricing
Free
- ✓Up to 25,000 monthly active users
- ✓1 Custom Domain
- ✓Secure Agentic AI workflows
- ✓Passwordless Authentication
- ✓Unlimited Social Connections
- ✓5 Organizations
- ✓Brand Customization
- ✓Basic Attack Protection
- ✓Community Support
- ✓1 Enterprise Connection
- ✓Self-Service SSO
- ✓SCIM
Essentials
- ✓Up to 500 monthly active users
- ✓Everything in Free, plus
- ✓Higher Auth, API limits, and Feature limits
- ✓Multi-Factor Authentication
- ✓Role-based Access Control
- ✓Per Organization
- ✓10 Organizations
- ✓Stream Auth0 Audit Logs to Datadog, Splunk, AWS, Azure, etc.
- ✓Separate Production & Development Environments
- ✓Standard Support
- ✓M2M Tokens Add-on
Professional
- ✓Up to 500 monthly active users
- ✓Everything in Essentials, plus
- ✓Use your existing User Database for Logins
- ✓Enterprise Multi-Factor Authentication
- ✓Enhanced Attack Protection
- ✓M2M Tokens Add-on
Enterprise
- ✓Everything in Professional plus
- ✓Custom User & SSO Tiers
- ✓99.99% SLA
- ✓Enterprise Rate Limits
- ✓Enterprise Administration & Support
- ✓Advanced Security Features
- ✓Add-on Private Deployment
Cost Calculator
Keep Paying Auth0
Build It Yourself
Total Cost Comparison
DIY hosting estimate based on Vercel + Supabase free/pro tiers (~$20/mo). Build time estimated from 73 features at easy complexity.
Build vs Buy
Should you build a Auth0 alternative or buy the subscription? Estimate based on 73 features.
Buy Auth0
Better ValueBuild Your Own
Buying Auth0 saves ~$79,800 over 3 years vs building.
Estimates based on 73 features and a BuildScore of 4/5. Actual costs vary.
Integrations
8 known integrations