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WSO2 Identity Server

Open Source

Open-source identity and access management platform for secure single sign‑on and API protection.

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4.6 Editor Rating
Vetted Score
4.6 / 5.0

Scored 4.6/5 due to its robust open‑source feature set, strong community, enterprise‑grade scalability, and extensive protocol support.

Key Features
Comprehensive SSO & Federation

Supports SAML 2.0, OpenID Connect, OAuth2, and WS‑Federation for seamless single sign‑on across cloud and on‑premise applications.

Adaptive Authentication & MFA

Built‑in multi‑factor authentication, risk‑based adaptive login, and step‑up authentication to strengthen security.

Extensible Identity Governance

Fine‑grained access control, role management, and customizable policies via a modular, plugin‑friendly architecture.

Frequently Asked Questions

Yes, the Community edition is free and open source, offering core SSO and IAM capabilities.

It runs on Windows, macOS, Linux, and can be containerized with Docker or Kubernetes for cloud deployments.

Advanced analytics, high‑availability clustering, and professional support are available through paid Enterprise subscriptions.
Specifications
Pricing Model Free Community edition; paid Enterprise subscription for advanced features, scalability, and professional support.
Supported Platforms
WindowsmacOSLinuxDocker