Railway is a developer deployment platform founded in 2020 in Phoenix, Arizona (YC S20, $50M+ raised). It auto-builds and deploys apps from Git repos, hosts Postgres/Redis, bills by usage with a $5 monthly free allowance, and is a popular modern Heroku alternative.
Founded in 2014 and headquartered in San Francisco, USA, Netlify is the pioneer of the JAMstack architecture with 250+ global edge nodes, handling over 100 billion requests per month and offering Git-integrated continuous deployment and serverless functions.
Heroku is one of the earliest PaaS platforms, founded in San Francisco in 2007 and acquired by Salesforce for $212 million in 2010. Known for git push deployment, autoscaling and a 150+ add-on ecosystem, it is a classic choice for rapid prototypes and small-team web app hosting.