Fly.io — #5 Alternative to Vercel
Deploy full-stack Docker apps as hardware-isolated Firecracker microVMs close to users
Runs real stateful processes, WebSockets, Elixir/Go/Node clusters, and NVMe volumes across 35 global regions with scale-to-zero support.
License: Proprietary (Open CLI) · Pricing: Commercial · Compare all Vercel alternatives · Official Website