Top 20 NuGet ioc Packages

Unity adapter for log4net
This package contains Unity Container and Abstractions libraries as a single package.
Unity Container Public Abstractions
Autofac is an IoC container for Microsoft .NET. It manages the dependencies between classes so that applications stay easy to change as they grow in size and complexity.
An extension for Autofac-IoC to use MediatR and CQRS with ease.
Unity Core Engine
Key Value Database, Wrapped Dynamic IL generation with debugging + extensions, IOC Container, Object Database, RPC Library, Snappy Compression, Event Storage
Catel.Core library.
Unity Interception
Unity for ASP.NET MVC
Unity for Microsoft Dependency Injection framework.
Unity for ASP.NET WebApi
Simple, powerful and fast expressions based Inversion of Control container for .NET.
Simple Injector is an easy, flexible and fast dependency injection library that uses best practice to guide your solutions toward the pit of success.
Simple Injector ASP.NET MVC Integration.
Autofac integration for Azure Service Fabric. Provides service factory implementations for Actors, Stateful Services and Stateless Services.
Unity Interception Configuration
The Simple Injector ASP.NET Integration package adds a lifestyle to the Simple Injector called 'Per Web Request', which allows instances to live within a single HTTP request and get disposed when the request ends.
Simple Injector ASP.NET Web API Integration.