在。net中，什么样的JSON库适合您?

I'd be interested in hearing what JSON library folks in the community have been using inside of .NET? I have a need to parse/serialize some JSON object graphs from inside .NET (C#) to actual .NET types. I could roll my own, but if there are some solid libraries folks have used, I'd like to hear your comments. I saw the list of libraries on the json.org site, but it's a fairly big list and the community is usually good at vetting out the contenders from the pretenders I'd be interested in hearing what JSON library