FusionAuth
Developer-focused identity and access management platform
About FusionAuth
FusionAuth is an authentication and authorization platform built for developers that provides flexible, API-first identity management. It supports passwords, passwordless login, SSO, MFA, social login, and advanced threat detection. FusionAuth offers flat-rate pricing without per-MAU costs and can be self-hosted or cloud-deployed. Every feature is accessible through APIs for seamless integration.
Pros & Cons
Pros
- Free Community plan with unlimited users
- Flat-rate pricing — no surprise per-MAU costs
- API-first design with every feature accessible via API
- Self-hosting option for full data control
- Comprehensive auth features rival Auth0 at lower cost
Cons
- Starter plan at $125/mo may be steep for small projects
- Self-hosted setup requires infrastructure management
- UI customization can require significant effort
- Smaller ecosystem than Auth0 or Okta
Key Features
Password, passwordless, and social login
Password, passwordless, and social login
Single sign-on (SSO) across applications
Single sign-on (SSO) across applications
Multi-factor authentication (MFA)
Multi-factor authentication (MFA)
Advanced threat detection
Advanced threat detection
Breached password detection
Breached password detection
Role-based access control
Role-based access control
API-first architecture
API-first architecture
Self-hosted or cloud deployment
Self-hosted or cloud deployment
User registration and management
User registration and management
Flat-rate pricing without per-MAU fees
Flat-rate pricing without per-MAU fees
Pricing
- Unlimited users
- Core authentication
- Self-hosted
- Social login
- Basic MFA
- 10,000 users included
- Advanced MFA
- Premium support
- Cloud or self-hosted
- 10,000 users included
- Advanced connectors
- Entity management
- Threat detection
- Custom user limits
- 24/7 support
- Advanced security
- SLA guarantees