There are 2 open-source alternatives to OAuth2 Proxy in this directory. The most popular is Keycloak with 33.8k GitHub stars, followed by Authelia(27.5k stars). All are open source, free to use, and many can be self-hosted.
| # | Tool | Stars | Language | License |
|---|---|---|---|---|
| 1 | Keycloak Open Source Identity and Access Management solution for modern applications and services, offering single sign-on, user federation, and multi-factor authentication. | 33.8k | Java | Apache License 2.0 |
| 2 | Authelia Authelia is a Single Sign-On Multi-Factor Authentication portal for web apps, providing secure and streamlined access management. | 27.5k | Go | Apache License 2.0 |
Open Source Identity and Access Management solution for modern applications and services, offering single sign-on, user federation, and multi-factor authentication.
Authelia is a Single Sign-On Multi-Factor Authentication portal for web apps, providing secure and streamlined access management.
The top three are Keycloak(33.8k stars), Authelia(27.5k stars). All are open source and free to use.
Yes. Every tool listed here is open source and free to use in your own projects. Many can be self-hosted on your own infrastructure, which means no subscription fees and full control over your data.
Many of the alternatives listed are self-hostable. Each tool's page lists hosting details, system requirements, and licensing terms.
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