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@@ -321,6 +321,7 @@ If you appreciate the content 📖, support projects visibility, give 👍| ⭐|
 - [Firebase Phone Auth](https://medium.com/@gildaswise/flutter-adding-sign-in-with-google-and-phone-authentication-to-your-app-69f681518f9b) <!--claps:@gildaswise/flutter-adding-sign-in-with-google-and-phone-authentication-to-your-app-69f681518f9b--> - Phone number auth via SMS by [Gildásio Filho](https://github.com/gildaswise)
 - [SimpleAuth](https://github.com/Clancey/simple_auth) <!--stargazers:Clancey/simple_auth--> - Azure Active Directory, Amazon, Dropbox, Facebook, Github, Google, Instagram, Linked In, Microsoft Live Connect, Github, OAuth, Basic Auth by [James Clancey](https://github.com/Clancey)
 - [Flutter AppAuth](https://github.com/MaikuB/flutter_appauth) <!--stargazers:MaikuB/flutter_appauth--> - Plugin that provides a wrapper around the AppAuth iOS and Android SDKs by [Michael Bui](https://github.com/MaikuB)
+- [Logto](https://github.com/logto-io.logto) <!--stargazers:logto-io/logto--> - An IAM infrastructure with authentication, authorization, MFA, SSO, user management, and multi-tenancy features by [Gao Sun](https://github.com/gao-sun)
 
 ### Text & Rich Content