Top 20 NuGet IoC Packages

Castle Windsor system web facility lets you easily add windsor to legacy aspnet web apps.
.NetCore bits.
Unity for Microsoft Dependency Injection framework.
Autofac.Multitenant
Use these extensions to build Xamarin.Forms applications with Prism and DryIoc.
Bootstrapper for web projects.
Unity Interception
Castle Windsor WCF Integration facility enables integration with Windows Communication Foundation. It makes services and WCF proxies available as services in your application, lets you use non-default constructor and inject dependencies into your services, adds ability to easily set up your services...
ASP.NET extension for Ninject.Web.Common
Ninject IoC Container support for Hangfire (background job framework for .NET applications)
Use these extensions to build Prism applications based on Unity.
Dependency Injection (DI) TestKit support for Akka.NET
ASP.NET web forms integration for Autofac.
Autofac extension for using the Microsoft Enterprise Library Common Service Locator with Autofac.
Unity for ASP.NET MVC
Use these extensions to build Xamarin.Forms applications with Prism and Unity.
Roslyn analyzers that aim to help security audits on .NET applications.
Simple dynamic controllers package that puts the focus on resources.
AspNetCore bits.
Integration library for ASP.NET Core MVC view features for Simple Injector. This includes view component integration.