Top 20 NuGet oauth Packages

Package Description
Official Okta middleware for ASP.NET 4.5+. Easily add authentication and authorization to ASP.NET applications.
C# library for Authlete Web APIs with which you can build an authorization server and OpenID provider that complies with OAuth 2.0 and OpenID Connect.
Package to help developers utilize the Logon Labs SSO identity service.
Adds .NET Framework OAuth2 Providers for use in ServiceStack Web and REST Services. Includes built-in support for Google and LinkedIn OAuth2 providers. More Info on Auth Providers: https://docs.servicestack.net/authentication-and-authorization
Portable Client Library and HttpClient based OAuth library, including all platform(for PCL).
Adds additional OAuth providers for OWIN to use with ASP.NET
Adds additional OAuth providers for OWIN to use with ASP.NET
Helper library for identity & access control in .NET 4.0/WIF and .NET 4.5 (includes MVC4 and Web API support).
Rebex.Smtp is part of Rebex Secure Mail - a set of mail libraries that provide all you need for sending, receiving, encrypting, decrypting, signing, verifying, loading, saving and processing e-mail messages. Includes IMAP, EWS (Exchange Web Services), POP3 and SMTP clients; a high-level MailMessage ...
Rebex.Pop3 is part of Rebex Secure Mail - a set of mail libraries that provide all you need for sending, receiving, encrypting, decrypting, signing, verifying, loading, saving and processing e-mail messages. Includes IMAP, EWS (Exchange Web Services), POP3 and SMTP clients; a high-level MailMessage ...
Rebex.Imap is part of Rebex Secure Mail - a set of mail libraries that provide all you need for sending, receiving, encrypting, decrypting, signing, verifying, loading, saving and processing e-mail messages. Includes IMAP, EWS (Exchange Web Services), POP3 and SMTP clients; a high-level MailMessage ...
Reddit.NET is a .NET Standard library that provides easy access to the Reddit API with virtually no boilerplate code required.
Provides various authenticators for user authentication in Crosslight apps, including HttpBasic, NTLM, OAuth, OAuth2, and WebAPI authenticator.
MongoDB persistence layer for IdentityServer4
Deprecated, use Veracity.Common.OAuth.AspNet for Asp.Net mvc 5 and Veracity.Common.OAuth.AspNetCore for aspnetcore apps. Authentication library for the veracity services sdk
This package contains the runtime assemblies for ASP.NET Web Pages. ASP.NET Web Pages and the new Razor syntax provide a fast, terse, clean and lightweight way to combine server code with HTML to create dynamic web content.
IP*Works! is a comprehensive framework of easy-to-use components for Internet development, including FTP, HTTP, SMTP, POP, IMAP, LDAP, DNS, SMS, SOAP, etc.
ASP.NET Core Middleware for validating scope claims
ASP.NET Core security middleware enabling LinkedIn authentication.