Authgear-server
authgear-server is an open-source authentication server that serves as an alternative to Auth0 and Firebase Auth. It provides secure, flexible, and scalable user authentication and identity management for web and mobile applications.
Authgear-server is built in Go, distributed under the Apache License 2.0, 1.6k GitHub stars from 44 contributors, latest release 2026-03-17.0.
When to use Authgear-server
Authgear-server is listed here as a Authentication project. The directory calls out Open source authentication platform, Supports OAuth 2.0 and OIDC protocols, Multi-factor authentication (MFA) support as capabilities associated with it.
Other recorded traits for Authgear-server include Social login integrations, Flexible user management APIs, Extensive security features.
Besides Authentication, this page also files Authgear-server under Security, API.
Authgear-server compared with
Records in this directory name Auth0, Firebase Auth, Keycloak, FusionAuth as products people compare with Authgear-server. That list is editorial metadata, not a claim that Authgear-server replaces each of them.
What the Authgear-server stats reflect
GitHub currently shows 1.6k GitHub stars, about 44 contributors, 107 forks, 360 open issues, latest tracked release 2026-03-17.0. Star and activity counts here are a snapshot used as a proxy for community adoption, not a quality score.
Stats refreshed
- Language
- Go
- Latest Release
- 2026-03-17.0
- License
- Apache License 2.0
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Key features of Authgear-server
- Open source authentication platform
- Supports OAuth 2.0 and OIDC protocols
- Multi-factor authentication (MFA) support
- Social login integrations
- Flexible user management APIs
- Extensive security features
Recorded alternatives to Authgear-server
Authgear-server resources
Authgear-server on GitHub
Frequently asked questions
What is Authgear-server?
authgear-server is an open-source authentication server that serves as an alternative to Auth0 and Firebase Auth. It provides secure, flexible, and scalable user authentication and identity management for web and mobile applications. This directory highlights Open source authentication platform, Supports OAuth 2.0 and OIDC protocols, Multi-factor authentication (MFA) support.
Is Authgear-server free to use?
Authgear-server is published as open source under the Apache License 2.0. The directory lists Open source authentication platform, Supports OAuth 2.0 and OIDC protocols, Multi-factor authentication (MFA) support among its recorded capabilities.
What language is Authgear-server written in, and what is the latest release?
Authgear-server is written primarily in Go. The latest release tracked on this page is 2026-03-17.0.
What do people compare Authgear-server with?
This directory records Auth0, Firebase Auth, Keycloak, FusionAuth as comparison points for Authgear-server.
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