用于将HTML转换为PDF的最佳C＃库？

I am looking for opinions on the best C# library for converting HTML into PDF. I have seen few similar questions here but they are rather old and the products they suggest do not fit my need. I really need a library that can be included in my application, not something that runs as its own process (wkhtmltopdf) or something that runs from the command line.I am looking for opinions on the best C# librar