截图工具 https://github.com/ShareX/ShareX
https://github.com/aspnet/EntityFramework
https://github.com/mono/mono
https://github.com/dotnet/corefx
https://github.com/kerryjiang/SuperSocket
https://github.com/Epix37/Hearthstone-Deck-Tracker
https://github.com/dotnet/wcf