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Open source Fly.io alternatives

Top Hosting & Deployment like Fly.io

The most popular alternative to Fly.io is Coolify, which has a free version. Other great alternatives to Fly.io are Dokploy.

Most alternatives to Fly.io are in the Hosting & Deployment category, compared here by price, platform and features.

Fly.io alternatives
AllFreeOpen source
2 apps

All Fly.io alternatives

  1. Coolify

    62.9Kstars

    Coolify is an open source platform as a service you install on your own servers to deploy apps, databases and services. It builds apps from Git repositories, Dockerfiles or Docker Compose files, handles the reverse proxy and automatic SSL, and creates pull request previews. A catalog of one-click services covers common tools. Self-hosting is free; the paid Coolify Cloud hosts the control panel for you.

    9 Coolify alternatives

    Pros

    • Free and open source, running on your own servers
    • Deploys from Git, Dockerfiles or Docker Compose with automatic SSL
    • One-click catalog for databases and common self-hosted tools

    Cons

    • You remain responsible for servers, backups and security
    • Troubleshooting failed builds can require Docker and Linux knowledge
    Cost / License
    FreemiumOpen source
    Categories
    Hosting & Deployment
    Platforms
    WebSelf-hosted
    Features
    Custom domainsDocker supportGit integrationOne-click deployPreview deployments
    Visit websiteMore about Coolify

  2. Dokploy

    37.8Kstars

    Dokploy is an open source platform as a service for deploying applications and databases on your own servers. It builds from Git, Dockerfiles, buildpacks or Docker Compose, manages domains and certificates through Traefik, schedules database backups and can spread workloads across nodes with Docker Swarm. Templates cover popular self-hosted tools. The core is Apache-2.0 licensed, and a managed Dokploy Cloud exists.

    8 Dokploy alternatives

    Pros

    • Apache-2.0 open source core you can run on your own servers
    • Builds from Git, Dockerfiles, buildpacks or Docker Compose
    • Scheduled database backups and multi-node setups with Docker Swarm

    Cons

    • Self-hosting leaves maintenance and security to you
    • Younger project with a smaller community than more established tools
    Cost / License
    FreemiumOpen source
    Categories
    Hosting & Deployment
    Platforms
    WebSelf-hosted
    Features
    Custom domainsDocker supportGit integrationPreview deploymentsTemplates
    Visit websiteMore about Dokploy

Fly.io vs its alternatives at a glance

Pricing, platforms and the key features of Fly.io, compared with its most popular alternatives.

Fly.io vs its alternatives at a glance
AppPricingPlatformsAPI accessCustom domainsDocker support
Fly.ioPaidWeb
CoolifyFreemiumOpen sourceWeb, Self-hosted
DokployFreemiumOpen sourceWeb, Self-hosted

Fly.io alternatives: frequently asked questions

What is the best alternative to Fly.io?

The most popular alternative to Fly.io is Coolify: Open source, self-hostable alternative to Heroku, Netlify and Vercel. Other great alternatives are Dokploy.

Is there a free alternative to Fly.io?

Yes, 2 alternatives are free or have a free plan, including Coolify and Dokploy.

Is there an open source alternative to Fly.io?

Yes, 2 open source alternatives are listed, including Coolify and Dokploy.

Is Fly.io free?

No, Fly.io is a paid app.

Compare Fly.io with its alternatives

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