Top 20 NuGet identity Packages

OpenID Connect & OAuth 2.0 client library
OpenID Connect and OAuth 2.0 Framework for ASP.NET Core
ASP.NET Core 2.0 Middleware for validating tokens using OAuth 2.0 introspection
ASP.NET Core authentication handler to validate JWT and reference tokens from IdentityServer4
Abp.ZeroCore.IdentityServer4
Abp.ZeroCore.IdentityServer4.EntityFrameworkCore
Access token validation middleware for JWT and reference tokens issued by IdentityServer3.
ASP.NET Core Identity is the membership system for building ASP.NET Core web applications, including membership, login, and user data. ASP.NET Core Identity allows you to add login features to your application and makes it easy to customize data about the logged in user.
ASP.NET Core Identity provider that uses Entity Framework Core.
ASP.NET Core Identity is the membership system for building ASP.NET Core web applications, including membership, login, and user data. ASP.NET Core Identity allows you to add login features to your application and makes it easy to customize data about the logged in user.
ASP.NET Core Identity is the membership system for building ASP.NET Core web applications, including membership, login, and user data. ASP.NET Core Identity allows you to add login features to your application and makes it easy to customize data about the logged in user.
EntityFramework persistence layer for IdentityServer4
Abp.Zero.Owin
Library of core security framework for implementing role-based security with integrated Active Directory, local account and database style authentication across various .NET application types.
ASP.NET Core Identity Integration for IdentityServer4
ADAL.NET enables you to acquire a security token to access protected Web APIs, for instance Microsoft Graph or your own Web API. ADAL.NET is a .NET Standard class library which you can consume on various .NET client platforms (including Windows desktop, UWP, Windows 8.1, Xamarin iOS and Xamarin Andr...
Package Description
Provides Managed Service Identity Management (Fluent) capabilities for Microsoft Azure.
ASP.NET Identity support for IdentityServer3 repackaged as a dll client library, preventing the addition of volatile source code to the destination project
Includes types that provide support for SecurityTokens, Cryptographic operations: Signing, Verifying Signatures, Encryption.