Official support for .NET on Heroku is now available in public beta, allowing developers to build and deploy applications in C#, F#, and Visual Basic using ASP.NET Core and Blazor. .NET has transitioned from a Windows-only framework to a cross-platform, open-source ecosystem, aligning with Heroku’s focus on simplicity, maintainability, and performance. The beta offers a seamless experience with consistent updates and quality assurance. Deploying .NET applications is simple with Heroku’s buildpack. Whether an experienced .NET developer or new to the framework, it’s easy to get started with Heroku. Share feedback via the public roadmap to help shape the future of .NET on Heroku.
https://blog.heroku.com/dotnet-support-on-heroku