
JSFiddle
CodeSandbox
GitHub
replit
VS Code
Pastebin.com
JS Bin
A front end web development playground.

Airbnb
Apartum
Roomi
4stay
Hotels.com
BeWelcome
HomeToGo
Flatio is the only place where you can easily rent a furnished flat for 1–6 months directly from...
Which is more popular?
Based on our record, CodePen seems to be a lot more popular than FLATIO. While we know about 513 links to CodePen, we've tracked only 2 mentions of FLATIO.
Website, pricing, platforms and company facts side by side.
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| Website | codepen.io | flatio.com |
| Pricing | — | |
| Company | — | Startup from the Czech Republic |
| 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
No analysis of FLATIO yet.
Walkthroughs and reviews on video.
What Is Codepen?
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How often each product is chosen within a category, 0–100% relative to the other.


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


Codepen is a social network for developers to show off their work, ask and answer questions, and exchange ideas. It's like a Reddit for coding and design, with a large community of talented web developers.
Codepen is a social development environment that allows developers to showcase their work and experiment with HTML, CSS, and JavaScript in a collaborative space. Codepen’s focus on visual and interactive development...
Codepen is a social development environment for front-end designers and developers. Build and deploy a website, show off your work, build test cases to learn.
We have no reviews of FLATIO yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


> I vividly remember IE and many hacks to have css elements properly working in it… The common advice now is to only use CSS that is supported in the last two major versions of each major browser. You can check any css property's support... - Source: Hacker News / 2 months ago
Thank you, heartfelt... For sharing an artwork, a miracle! Just in case, have you considered publishing the work at platforms as CodePen, where genius Artists/People express their art, too, as you?: // https://codepen.io/. - Source: Hacker News / 3 months ago
Embed on DEV: If you prefer CodePen embed, create a Pen with that HTML and add to the post as: {% codepen https://codepen.io//pen/ %}. - Source: dev.to / 12 months ago
It is better now than half a year ago. Try to look on https://bezrealitky.cz but pay for premium profile if you want to get any replies. There is also https://flatio.com, it’s like Airbnb for long terms (up to one year usually), but will... Source: about 4 years ago
I recommend using flatio.com - it's a bit like airbnb but for medium-term rentals. Source: about 4 years ago
When comparing CodePen and FLATIO, you can also consider the following products.

Test your JavaScript, CSS, HTML or CoffeeScript online with JSFiddle code editor.
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Apartum compare over 6,000,000 apartments among the best agencies for the best deals. All in one place.
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Originally founded as a project to simplify sharing code, GitHub has grown into an application used by over a million people to store over two million code repositories, making GitHub the largest code host in the world.
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Roomi is a mobile platform that’s re-inventing how people search and connect in the rental industry.
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