You know that there are no much .Net hosting, so for testing porpuse is somethimes hard to find a way to preview your project. This how to publish a .Net core app(also .Net applications, like mvc, etc) on Heroku Requirements. * an Account on Heroku(and download heroku-cli) * A few knowledge of Docker(this is the approach to publish) download docker-tools for windows * your .Net Core app(create a empty project .net core api if you don't have one) Steps: Create a Docker file at solution/project level: content: FROM microsoft/aspnetcore:2.0.5 WORKDIR /app COPY . . CMD ASPNETCORE_URLS=http://*:$PORT dotnet coolbox.sale.api.dll Compile your project as Release on cmd go to your publish folder(usually: bin/Release/netcoreapp2.0/publish) execute this steps 1. Login on heroku heroku login 2. login in container heroku container:login 3. publish api or dotnet publish -c Release 4. Copy DOCKERFILE to publish directory ./bin/release/net