Ruby hosting in United States

Alibaba Cloud provides infrastructure, platform and serverless services spanning 32 regions with support for Linux, Windows, containers and multiple runtimes.

Open-source backend platform sold as a hosted service, running user functions alongside managed databases, authentication, storage and messaging.

Amazon's function-as-a-service primitive, running a handler on demand in a short-lived isolated environment and billing per invocation.

Gigalixir is a platform-as-a-service built around Elixir and Phoenix, keeping hot upgrades, remote observer and distributed clustering intact.

Heroku is a polyglot PaaS — the original "git push to deploy" platform, now a business unit of Salesforce.

French platform that deploys containers and repositories across global regions with scale-to-zero, per-second billing, GPU instances and serverless Postgres.

British host running PHP, Python, Perl and Ruby on cPanel, powered by certified renewable electricity and operated as a certified B Corp.

Karlsruhe-based provider selling low-priced webhosting, VPS and root servers from European, North American and Asian locations, part of the Anexia group.

Railway is a polyglot deployment platform with subscription plus usage billing, four regions and a build system that detects most common languages.

Platform-as-a-service that builds services from a git repository, with native runtimes for several languages, a Docker runtime for the rest, and managed Postgres.

New Zealand host that owns its Auckland data centre and sells Cloud Containers, a product that runs prebuilt or custom Docker images.

Vercel is a frontend platform for Javascript people. It's formerly known as Zeit and venture backed and high on the AI wave.