Free Alternative to Okta
5 free & open-source projects that replace Okta.
Compare at a Glance
| vs Okta |  keycloak |  authelia |  authentik |  oauth2-proxy |  casdoor |
|---|---|---|---|---|---|
| Stars | 37k | 29k | 25k | 15k | 14k |
| Forks | 8.9k | 1.5k | 2.0k | 2.2k | 1.8k |
| Contributors | 30 | 30 | 30 | 30 | 30 |
| Last Commit | Mar 6, 2026 | Mar 6, 2026 | Mar 6, 2026 | Mar 1, 2026 | Mar 6, 2026 |
| License | Apache-2.0 | Apache-2.0 | Enterprise License | MIT | Apache-2.0 |
| Language | Java | Go | Python | Go | Go |
Are you evaluating costly identity and access management solutions like Okta for your business, or looking to avoid vendor lock-in? Discover Casdoor, the powerful, free, and open-source alternative that provides robust, modern authentication protocols without the hefty subscription fees.
Casdoor is an identity and single sign-on (SSO) platform built in Go, designed for today's cloud-native applications and enterprise environments. It empowers developers and organizations to effortlessly manage users, implement multi-factor authentication (MFA), and support all major identity protocols like OAuth, OIDC, and SAML with full control and flexibility. Its comprehensive feature set makes it ideal for integrating with a wide range of applications.
- 🔐 Single Sign-On (SSO)
- 🛡️ Multi-Factor Auth (MFA)
- 🧑💻 User Management Tools
- 🤝 OIDC & OAuth Support
- ☁️ Cloud-Native Deployment
Embrace enterprise-grade features, enhanced security, and complete deployment flexibility completely free, forever. Say goodbye to restrictive licenses and hello to community-driven innovation and full data ownership.
Explore Casdoor and revolutionize your identity management with Fossy: https://fossy.dev/casdoor/casdoor
