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

TryHackMe
Hack The Box
VulnHub
PwnTillDawn Online Battlefield
HackThisSite
CodeRed by EC-Council
LetsDefend
Learn all about web hacking through online courses spanning the basics to advanced vulnerabilities

Which is more popular?
Based on our record, CodePen seems to be a lot more popular than PentesterLab. While we know about 513 links to CodePen, we've tracked only 17 mentions of PentesterLab.
Website, pricing, platforms and company facts side by side.
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| Website | codepen.io | pentesterlab.com |
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What each product offers, as listed by its team.


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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 PentesterLab yet.
Walkthroughs and reviews on video.
What Is Codepen?
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THIS IS WHY YOU SHOULD GET A PENTESTERLAB PRO SUBSCRIPTION!
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using CodePen and PentesterLab. 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 PentesterLab 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 / about 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 / 11 months ago
Learning Websites: PortSwigger Web Security Academy - Free, comprehensive web security training. I recommend PortSwigger Academy if you are starting out. Bugcrowd University - Free educational resources for bug bounty hunters.... - Source: dev.to / over 1 year ago
For pentesting, look at the below: - https://portswigger.net/web-security - https://pentesterlab.com/ - https://www.hackthebox.com/. Source: over 3 years ago
These codes can be useful in different situations. A good site to test out different types of attacks and recon is: http://pentesterlab.com (mind it has a premium subscription plan but u can use it free). Source: about 4 years ago
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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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VulnHub provides materials allowing anyone to gain practical hands-on experience with digital security, computer applications and network administration tasks.
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