1dotnet / runtime.NET is a cross-platform runtime for cloud, mobile, desktop, and IoT apps.dotnethacktoberfesthelp-wantedC#MIT18K total5.8K forks+15 starsfrom 18,389 · score 2.77
2dotnet / aspnetcoreASP.NET Core is a cross-platform .NET framework for building modern cloud-based web applications on Windows, Mac, or Linux.dotnetaspnetcorehacktoberfesthelp-wantedC#MIT38K total12K forks+3 starsfrom 38,495 · score 1.39
3dotnet / msbuildThe Microsoft Build Engine (MSBuild) is the build platform for .NET and Visual Studio.buildmsbuildvisual-studiomicrosofthacktoberfesthelp-wantedC#MIT5.6K total1.5K forks+1 starsfrom 5,552 · score 0.69