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

IrfanView
XnView MP
ImageGlass
FastStone Image Viewer
qimgv
JPEGView
qView
nomacs is a free, open source image viewer, which supports mu

Which is more popular?
Based on our record, CodePen seems to be a lot more popular than nomacs. While we know about 513 links to CodePen, we've tracked only 16 mentions of nomacs.
Website, pricing, platforms and company facts side by side.
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| Website | codepen.io | nomacs.org |
| Pricing | — | |
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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
Nomacs is recommended for photographers, graphic designers, and casual users who need a reliable and feature-rich image viewer to manage and edit their image files.
Walkthroughs and reviews on video.
What Is Codepen?
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using CodePen and nomacs. 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.
Like other apps Nomacs also supports all basic image editing options out of the box, Nomacs is free to use open-source image viewer that supports multiple platforms.
nomacs is a free image viewer for windows, linux, and mac systems, which is licensed under the GNU Public License v3. nomacs is small, fast and able to handle the most common image formats including RAW images....
7 Best Photo Viewer Apps for Windows 10 in 2019What’s wrong with the default Microsoft Photos on Windows 10?1. IrfanView2. Nomacs3.HoneyView4.XnView5. FastStone Image Viewer6. Imagine
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 / about 1 month 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 / 2 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 / 11 months ago
Be careful with Irfanview and XNView as these are free strictly for personal use (non commercial). An open-source alternative I've been using is: https://nomacs.org/. - Source: Hacker News / almost 2 years ago
For Linux users looking for something similar to IrfanView, nomacs is the closest I found to IrfanView since I moved away from Windows: https://nomacs.org/. - Source: Hacker News / over 2 years ago
How that cmyk profile is shown depends on the image viewing app too and if it [the app] can show that colour profile. Have you tried opening the image in a webbrowser, if it's updated and your monitor has the specs for it, try drag&drop... Source: over 3 years ago
When comparing CodePen and nomacs, you can also consider the following products.

Test your JavaScript, CSS, HTML or CoffeeScript online with JSFiddle code editor.
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IrfanView ... one of the most popular viewers worldwide.
Compare IrfanView to CodePen or nomacs:


XnView is a free software that allows you to view, resize and edit your images. It supports more than 500 different formats!
Compare XnView MP to CodePen or nomacs:

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.
Compare GitHub to CodePen or nomacs:

You can use Image to view your digital images and photos of many different formats.
Compare ImageGlass to CodePen or nomacs: