Top 20 NuGet IoC Packages

Unify is an automatic configurator IoC container via annotations. It is based on the principle of separation of layers and can detect injections forbidden dependencies.
IfInjector is a lightweight, high performance micro-IoC container. The container is packaged as a PCL 104 library - suitable for WP7.1, Windows Store and SL4+ (MonoDroid, MonoTouch) projects. Distinguishing features are small size, speed and attribute based configuration.
My package description.
Micua Core
Allows types registration in Unity IoC container using naming conventions.
A collection of reusable abstractions for .NET application developer: caching, IoC, pagination, repository, application services, unit of work, background processing, exception trace policy, work item, etc.
Umc.Core Frameworks
Common Library to support Dependency Injection like PRISM
Unit of work framework
Core of the Saitama IoC injection framework
Unit of work framework for EntityFramework
UnitOfWork for LiteDB
A component based approach to build application infrastructure with dynamic JSON configuration.
Common library for MVC applications leveraging EF fluent api, IoC, and Repository patterns.
A stand-alone Tcp, Udp, Http, Https, WCF service provider.
Provides simple and minimal IoC
Wiring attributes used by ES.IoC for marking up infrastructure components of a program.
IFramework.IoC.Wcf
A lightweight IoC Container for .NET
IocServiceStack.Gateway