Top 20 NuGet blocking Packages

Thread safe wrapper for Pechkin Html to PDF library. Allows your multiple threads to use Pechkin, while actually working with it from only one thread.
Blocky Blocking domains the way you want it. Copyright EonaCat (Jeroen Saey) 2017 https://blocky.eonacat.com/ This library uses EonaCatDns.
provides a very simple IP blocking mechanism for ASP.NET Core applications.
HTML attribute affordances used to mitigate JS popup blockers. Designed especially for popups with audio/visual media. Protected $ alias works well with other JS libraries and Wordpress.
You can do a lot of http requests through different proxies.
.NET blocking, light weight, thread safe object pool.