How Heroku Works | Heroku Dev CenterLast updated October 01, 2025 This is a high-level, technical description of how Heroku works. It ties together many of the concepts you encounter while writing, configuring, deploying and running applications on the Heroku platform. Read this document sequentially: in order to tell a coherent story, it incrementally unveils and refines the concepts describing the platform. The final section ties
