Open Source Alternatives

Alternatives to Fly.io

Platform for running full-stack apps globally close to users.

2 building blocks
fly.io ↗

Fly.io is a trademark of its respective owner.

Updated Mar 2026

Building Blocks

Fly.io is a platform — it bundles multiple capabilities into one subscription. These tools each cover one piece. Teams often assemble 2–3 of them instead of paying for the full suite.

Coolify

26covers: app hosting55%

Self-hostable PaaS alternative to Vercel/Heroku

CapRover

12covers: app deployment55%

Scalable PaaS with automated Docker+nginx

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