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30 seconds of code VS CodePen

Compare 30 seconds of code VS CodePen and see what are their differences

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30 seconds of code logo 30 seconds of code

JS snippets that you can understand in 30 seconds or less.

CodePen logo CodePen

A front end web development playground.
  • 30 seconds of code Landing page
    Landing page //
    2023-09-23
  • CodePen Landing page
    Landing page //
    2018-09-30

30 seconds of code features and specs

  • Concise Snippets
    30 seconds of code offers short, well-commented snippets that provide quick solutions to common programming challenges, making it easy for developers to implement without extensive modification.
  • Educational Resource
    The snippets serve as a great educational tool for learning new coding techniques and JavaScript features, helping developers enhance their skills incrementally.
  • Community-Driven
    The repository is maintained by a community of developers, ensuring that the code is peer-reviewed and can be continuously improved through collective contributions.
  • Broad Coverage
    The repository covers a wide range of categories including arrays, objects, functions, and more, providing snippets for various common use cases in JavaScript development.
  • Readily Accessible
    Because the code is available on GitHub, it is easily accessible to anyone with an internet connection, promoting widespread usage and collaboration.

Possible disadvantages of 30 seconds of code

  • Not Always Best Practice
    Some snippets prioritize brevity over best practice, which may lead to less efficient or less readable code in real-world applications.
  • Lack of Context
    The snippets are often given without extensive context or surrounding code, which can make it challenging for beginners to understand how to integrate them into larger projects.
  • Limited Explanation
    Brief descriptions and comments may not suffice for someone who needs a deeper understanding of why the code works the way it does.
  • Outdated Code
    As JavaScript continues to evolve, some snippets might become outdated or less optimal compared to modern alternatives.
  • Over-Simplification
    While aimed at being quick solutions, some snippets might oversimplify complex problems, potentially leading developers to underestimate the underlying complexity.

CodePen features and specs

  • Real-time Collaboration
    Developers can collaborate with others in real-time, making it easy to work on projects with teammates or seek help from the community.
  • Immediate Visual Feedback
    CodePen allows you to see the results of your code as you write it, which is highly beneficial for learning and debugging.
  • Integrated Development Environment (IDE)
    CodePen provides a comfortable and feature-rich online IDE environment with syntax highlighting, autocomplete, and more.
  • Community-Driven
    Users can share their work with the CodePen community, receive feedback, and explore a wide range of projects created by others.
  • Extensive Resources
    CodePen offers a wealth of examples and templates for various web development tasks, making it a useful resource for learning and inspiration.
  • Cross-Device Accessibility
    Being an online platform, CodePen can be accessed from any device with an internet connection, making it convenient for developers on the move.

Possible disadvantages of CodePen

  • Limited Offline Functionality
    Since CodePen is primarily an online tool, it requires an internet connection for most of its features to work, limiting its usefulness in offline environments.
  • Performance Constraints
    Complex or resource-intensive projects may not perform as well on CodePen as they would in a full-fledged local development environment.
  • Subscription Costs
    While many features are free, advanced functionalities and additional storage options require a paid subscription, which may not be ideal for all users.
  • Limited Backend Capabilities
    CodePen is primarily designed for front-end development, so it offers limited support for backend technologies, making it less suitable for full-stack or server-side development.
  • Dependency Management
    Managing dependencies and libraries can be cumbersome compared to local development environments which have better tools for this purpose, like npm.
  • Security Concerns
    Sharing projects with the public can expose your code and assets to unauthorized use, posing potential intellectual property and security risks.

30 seconds of code videos

30 Seconds Of Code - Check This Curated Collection Of Useful JavaScript Snippets

CodePen videos

What Is Codepen?

More videos:

  • Review - Learn to use CodePen from a co-founder of CodePen
  • Review - Using CodePen For Inspiration & Learning

Category Popularity

0-100% (relative to 30 seconds of code and CodePen)
Developer Tools
100 100%
0% 0
Text Editors
0 0%
100% 100
Productivity
100 100%
0% 0
Programming
0 0%
100% 100

User comments

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Reviews

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CodePen Reviews

Best Forums for Developers to Join in 2025
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.
Source: www.notchup.com
Top 10 Developer Communities You Should Explore
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 makes it an excellent community for front-end developers and designers.
Source: www.qodo.ai
8 Best Replit Alternatives & Competitors in 2022 (Free & Paid) - Software Discover
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.
Best Online Code Editors For Web Developers
Probably the most popular online code editor. CodePen is fast, easy to use, and allows a web developer to write and share HTML/CSS/JS code online.
Source: techarge.in
Top 25 websites for coding challenge and competition [Updated for 2021]
CodePen is a cool online IDE that allows you to write code in your browser and see the result just as you build it. CodePen challenges is a place for leveling up your skills by building things. Each week, new challenges appear for you to tackle, and the best “Pens” get picked.

Social recommendations and mentions

Based on our record, CodePen seems to be a lot more popular than 30 seconds of code. While we know about 502 links to CodePen, we've tracked only 6 mentions of 30 seconds of code. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

30 seconds of code mentions (6)

  • What are the best open source repos in github that a beginner should READ?
    You could also check out: 1. 30 seconds of code 2. JavaScript30 3. JavaScript Algorithms. Source: about 2 years ago
  • Awesome Github Repos to Master JAVASCRIPT
    😎 a quick reference with short solutions for your development needs in javascript -> 30-seconds-of-code. - Source: dev.to / about 2 years ago
  • This is my first blog!
    Hello everyone, my name is Thanh Cong Van, my friends usually call me Steven as my Vietnamese name is hard to pronounce. I am living in Toronto, due to the pandemic, I believe that some of my peers are living in different place right now. I am currently taking Computer Programming and Analysis at Seneca, all I want from my program is to have good skills on front-end development. People tend to love full stack... - Source: dev.to / over 3 years ago
  • Open Source Development -W1
    The GitHub repo, I have interest in is "30 seconds of code" [https://github.com/30-seconds/30-seconds-of-code]. It is a website which provides short JavaScript code snippets for users. I find it very helpful for me when I work on my project later on. - Source: dev.to / over 3 years ago
  • Hello Word!
    For my forked repo, I picked the 30-seconds-of-code (https://github.com/30-seconds/30-seconds-of-code). It’s a repo with short snippets of JavaScript code to help people coding in JavaScript. Very useful for people like me that are always learning something and trying different things. - Source: dev.to / over 3 years ago
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CodePen mentions (502)

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What are some alternatives?

When comparing 30 seconds of code and CodePen, you can also consider the following products

CodeMyUI - Handpicked code snippets you can use in your web projects

JSFiddle - Test your JavaScript, CSS, HTML or CoffeeScript online with JSFiddle code editor.

Codespace - A beautiful cross-platform code snippet manager

CodeSandbox - Online playground for React

Snipper.ml - A simple snippet manager in the menubar

GitHub - 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.