
Authress
Drop-in authentication and authorization API with granular permissions, SSO integrations, social login, and fine-grained access control for modern applications.

Complete authentication and authorization solution that you can easily integrate into your software. Generate JWTs and provide fine-grained control over permissions without building complex auth systems from scratch.
Seamless Login Experience
- Unlimited SSO connections with SAML, OAuth, and OIDC integrations
- Social login support with hosted UI and passwordless authentication
- Enterprise features including tenant separation and multi-language support
- WebAuthn and customizable React components for modern user experiences
Fine-Grained Access Control
- Granular, role and resource-based permissions with nesting capabilities
- Object-level access control and comprehensive audit trails
- Service-to-service authorization for microservice architectures
- Access control as code with clean separation between identity and permissions
Developer-First Approach
- First-class REST API with SDKs in multiple programming languages
- Terraform provider for infrastructure as code
- Offline test instances for development and testing
- Simple integration that takes hours instead of weeks
Enterprise Security & Compliance
- End-to-end encryption with multi-datacenter replication
- GDPR compliance with regional data storage options
- 99.995% availability SLA with automatic failover
- 24-hour developer support response time
Pay-per-use pricing at $0.0012 per call with first 1000 calls free. No enterprise tax - all features included out of the box.