Actually, you're not limited to specific stacks on Heroku. There are a number of options. You can use our officially supported languages: https://devcenter.he

Actually, you're not limited to specific stacks on Heroku. There are a number of options. You can use our officially supported languages: https://devcenter.heroku.com/articles/buildpacks#officially-supported-buildpacks https://devcenter.heroku.com/articles/buildpacks#officially-... You can create a Docker image and deploy it via our container registry: https://devcenter.heroku.com/articles/container-registry-and-runtime https://devcenter.heroku.com/articles/container-registry-and... You can create your own buildpack: https://devcenter.heroku.com/articles/buildpacks#creating-a-buildpack https://devcenter.heroku.com/articles/buildpacks#creating-a-... Or use a buildpack created by the community: https://elements.heroku.com/buildpacks https://elements.heroku.com/buildpacks