Fly.io
Run full-stack apps and databases globally
Alternatives
Choose Cloudflare Workers if…
- you need sub‑50 ms execution for each request
- you prefer per‑request billing over a flat subscription
- you want to write edge code in JavaScript, TypeScript,
- you need built‑in DDoS protection and automatic scaling for
Choose Deno Deploy if…
- you need a Deno‑only runtime for security sandboxing
- you want pay‑as‑you‑go serverless pricing
- you don't require edge‑hosted databases
- you prefer auto‑scaling without container management
- your codebase is already TypeScript‑centric
Choose Cloud 66 if…
- you need to deploy on AWS, GCP or on‑premise
- you want automatic Dockerfile generation
- you require rolling updates with Swarm or Kubernetes
- you prefer a visual dashboard plus CLI
Choose Fastly if…
- you need millisecond‑level global cache invalidation
- you want to run WebAssembly or JavaScript at the edge
- you require built‑in DDoS mitigation and WAF
- you need real‑time log streaming to third‑party tools
- you prioritize ultra‑low latency for dynamic content
Choose DigitalOcean if…
- you need dedicated virtual servers with root access
- you need GPU compute for ML or rendering
- you need a managed Kubernetes service
- you prefer a predictable subscription price over a freemium
How to Decide
Fly.io is known for providing developers and startups with a global edge platform to run full‑stack apps and databases, offering a generous free tier and automatic scaling. The alternatives split into a few clear camps: Deno Deploy leans on serverless JavaScript/TypeScript edge execution with a free‑tier pricing model; StackPath emphasizes enterprise‑grade security with a built‑in WAF and a paid subscription model for higher‑traffic, enterprise use.
When comparing Fly.io to its peers, focus on (1) pricing model – Fly.io and Deno Deploy both offer freemium tiers while StackPath requires a paid subscription; (2) runtime and language support – Fly.io is language‑agnostic, Deno Deploy is limited to JavaScript/TypeScript, and StackPath is language‑neutral but geared toward edge‑code execution; (3) infrastructure control – Fly.io and Deno Deploy abstract most of the stack, whereas StackPath provides more granular API and IaC control; (4) security features – Fly.io supplies automatic TLS, Deno Deploy adds runtime‑level security, and StackPath adds a full WAF; and (5) edge network coverage – all three offer global points of presence, but the specific regions and latency guarantees differ, influencing performance for your user base.
All Alternatives
“Runs full‑stack apps and databases globally, offering edge compute similar to Workers for developers.”
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