Top 20 NuGet oauth2 Packages

This OAuth 2 is a simple login frame with integration of Facebook, Google, Windows Live,Paypal login function. Just get the user information, the user log in is integrated into application. Support setting server agent.
Provider Agnostic OAuth authentication with External Providers
Extension to DotNetOpenAuth adding more social networks
Client library of Thinktecture.IdentityModel. Includes OAuth2 and OpenID Connect client and helpers for parsing token and authorize responses, Epoch Time helpers, extensions methods for HttpClient.
A DotNetOpenAuth client for logging in to OSChina using OAuth2.
This package provides a DotNetOpenAuth client enabling PixelPin OAuth2 functionality for your site. This package does NOT use or require ASP.Net membership functionality or dlls but utilises DotNetOpenAuth directly. This client is therefore suitable for sites that do not or cannot include the stand...
This package provides a DotNetOpenAuth client enabling PixelPin OAuth2 functionality for your site. This package uses ASP.Net membership functionality via dlls provided by Microsoft. This required functionality is provided automatically in new web forms and MVC projects in Visual studio and is desig...
A simple Twitch OAuth2 client/provider for ASP.NET websites
Allows you to perform user authentication via DigitalOcean, Facebook, Foursquare, GitHub, Google, Instagram, LinkedIn, MailRu, Odnoklassniki, Salesforce, Twitter, VK (Vkontakte), Windows Live, Yandex,QQ,Weibo,Baidu,JD,Kaixin001,360,renren,taobao just in two method calls.
IdentityServer3 - Cache.Redis is a library that includes the implementation for client, scope, and user stores using Redis as distribuited cache system.
Client helper for OAuth 2.0 "Client Credentials" flow with JWT token assertion
Build claims for authenticated user and construct a user object from claims.
OpenID Connect broker shared components
OpenID Connect broker for desktop WPF applications
Nequeo OAuth2 component
Azure OAuth2 helper to obtain acess token
Access token requirement validation middleware for JWTs.
Allows you to perform user authentication via DigitalOcean, Facebook, Foursquare, GitHub, Google, Instagram, LinkedIn, MailRu, Odnoklassniki, Salesforce, Twitter, VK (Vkontakte), Windows Live, Yandex just in two method calls.
OpenId Connect authentication for legacy ASP.NET Web applications
MedOK® client connector