.NET is free. There are no fees or licensing costs, including for commercial use.
.NET is open-source and cross-platform, with free development tools for Windows, Linux, and macOS.
.NET is supported by Microsoft. Microsoft ships official releases that are built and tested on Microsoft-maintained servers in Azure and supported just like any Microsoft product.
Source => https://dotnet.microsoft.com/Note: We can help make '.NET Core' installer enterprise deployment ready.