Easily set up phone authentication leveraging on different auth platform (Firebase, Sinch) of your choice.
A modern Android oAuth2 library using OkHttp with resource owner password grant types and easy token refreshing. This library aims to provide a solution for the less commonly used resource owner password grant type as well as providing dynamic parameter support that can be used with frameworks that allow for more flexible and dynamic oAuth2 parameters.
Android RxJava library for Social auth (Google, Facebook) and Smart Lock For Passwords.
Android library to integrate oauth login flow into app using github v3 api.
Android social login (facebook, google, etc) helper powered by RxJava.
AppAuth for Android is a client SDK for communicating with OAuth 2.0 and OpenID Connect providers. It strives to directly map the requests and responses of those specifications, while following the idiomatic style of the implementation language. In addition to mapping the raw protocol flows, convenience methods are available to assist with common tasks like performing an action with fresh tokens.
WebView-based OAuth authentication library for Android.
A simple way to authenticate with Google and Facebook using OAuth 2.0 in Android.
OAuth2Library is an extension for Retrofit that simplifies the process of authenticating against an OAuth 2 provider.
Apache Oltu is an OAuth protocol implementation in Java. It also covers others "OAuth family" related implementations such as JWT, JWS and OpenID Connect.