
Render
Railway
Vercel
Heroku
Render UIKit
Netlify
Supabase
Edge computing is the new frontier.

Linode
DigitalOcean
Microsoft Azure
Amazon EC2
Vultr
Bluehost
Google Compute Engine
OpenStack software controls large pools of compute, storage, and networking resources throughout a datacenter, managed through a dashboard or via the OpenStack API.
Which is more popular?
Based on our record, Fly.io seems to be a lot more popular than OpenStack. While we know about 483 links to Fly.io, we've tracked only 2 mentions of OpenStack.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | fly.io | openstack.org |
| Pricing | ||
| Company | Startup from the United States | — |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
OpenStack is particularly recommended for large enterprises, organizations with skilled IT teams, academic institutions, and service providers that need a highly customizable and scalable cloud solution. It's also a great fit for entities with specific compliance requirements or those that need to run a private cloud with tailored configurations.
Walkthroughs and reviews on video.
We FLY a SPACESHIP! Video Game FLY.io Computer App with HobbyKidsTV
OpenStack Summit Primer, The Who, What, Why and How of OpenStack
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Fly.io and OpenStack. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Yes! Several platforms offer real free tiers in 2026. SnapDeploy gives you free containers (no time limits) with no credit card required — and your hours only count when your app is running. Render offers free web...
Fly.io is one the best free alternatives to Heroku that you can use. It’s designed for developers and students to run small applications for free and scale costs affordably as you grow. Just like Heroku it comes with...
OpenStack is a cloud framework. It provides users and enterprises with horizontal scale infrastructure. Its tools allow you to compute, store and share data and resources. It also provides self-service administration...
Recommendations tracked on public social media and blogs since March 2021.


Go 1.26 standard library, modernc.org/sqlite for a pure Go SQLite, and solana-go for the RPC client, transaction building and the SPL Memo instruction. React 19, Vite 8, TypeScript 7 and Tailwind CSS 4 on the page. Alegreya and IBM Plex,... - Source: dev.to / 27 days ago
Fly.io opens up two things Heroku keeps at arm's length: real multi-region deployment and full control over the runtime. Heroku's Common Runtime offers two regions (US and EU), and Private Spaces gets you one region at a time from a... - Source: dev.to / 3 months ago
The gateway is the web service that receives requests. I host it on Fly. It accepts Slack events, automation API calls, trigger requests, Composio webhooks, Inngest calls, and runtime calls. - Source: dev.to / 4 months ago
In my first post, I looked into what is OpenStack and how, if done right, can be quite a powerful ally in our cloud deployment strategies. In this post, I want to start looking at how we can create an application to learn the basics and... - Source: dev.to / over 5 years ago
While searching for solutions and documentation on the various problems I've come across, I would often see references to OpenStack and it got my curiosity going. What is OpenStack? What services does it offer and who owns it? How do I... - Source: dev.to / over 5 years ago
When comparing Fly.io and OpenStack, you can also consider the following products.

Render is a unified platform to build and run all your apps and websites with free SSL, a global CDN, private networks and auto deploys from Git.
Compare Render to Fly.io or OpenStack:

We make it simple to develop, deploy, and scale cloud infrastructure at the best price-to-performance ratio in the market.
Compare Linode to Fly.io or OpenStack:


Simplifying cloud hosting. Deploy an SSD cloud server in 55 seconds.
Compare DigitalOcean to Fly.io or OpenStack:

Vercel is the platform for frontend developers, providing the speed and reliability innovators need to create at the moment of inspiration.
Compare Vercel to Fly.io or OpenStack:

Windows Azure and SQL Azure enable you to build, host and scale applications in Microsoft datacenters.
Compare Microsoft Azure to Fly.io or OpenStack: