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CodePen VS BundlePhobia

Compare CodePen VS BundlePhobia and see what are their differences

CodePen logo CodePen

A front end web development playground.

BundlePhobia logo BundlePhobia

Find the performance impact of adding a npm package to your bundle.
  • CodePen Landing page
    Landing page //
    2018-09-30
  • BundlePhobia Landing page
    Landing page //
    2022-07-14

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.

BundlePhobia features and specs

  • Size Analysis
    BundlePhobia allows developers to easily check the size of npm packages before including them in their projects, helping to keep overall project size down.
  • Dependency Insight
    It provides insights into package dependencies, enabling developers to understand what additional packages might be included with a primary package.
  • Speed Optimization
    By identifying large packages, developers can make informed decisions to optimize their application's load times and performance.
  • Comparative Analysis
    BundlePhobia allows for comparison between different versions of a package or between different packages, assisting in selecting the optimal package for a project.
  • Easy to Use
    The user interface of BundlePhobia is straightforward and intuitive, making it accessible for developers of all experience levels.

Possible disadvantages of BundlePhobia

  • Limited to npm
    BundlePhobia only analyzes packages available on npm, so developers using other package managers like Yarn might not find full compatibility.
  • Dynamic Challenges
    Dynamic dependencies or environment-specific issues are not accounted for, which might lead to inaccuracies in the real-world size analysis.
  • Cache Delay
    There may be a delay in updates due to caching, meaning newly published versions of packages may not be immediately visible on BundlePhobia.
  • Single Metric Focus
    The focus is largely on package size, without considering other important factors such as performance impact, security vulnerabilities, or overall package quality.
  • Requires Internet Connection
    Developers need an active internet connection to access BundlePhobia's web-based service, which can limit usability in offline environments.

CodePen videos

What Is Codepen?

More videos:

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

BundlePhobia videos

No BundlePhobia videos yet. You could help us improve this page by suggesting one.

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Category Popularity

0-100% (relative to CodePen and BundlePhobia)
Text Editors
100 100%
0% 0
Developer Tools
0 0%
100% 100
Programming
100 100%
0% 0
JavaScript Tools
0 0%
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare CodePen and BundlePhobia

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.

BundlePhobia Reviews

We have no reviews of BundlePhobia yet.
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Social recommendations and mentions

Based on our record, CodePen should be more popular than BundlePhobia. It has been mentiond 502 times since March 2021. 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.

CodePen mentions (502)

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BundlePhobia mentions (54)

  • 22 Unique Developer Resources You Should Explore
    URL: https://bundlephobia.com What it does: Analyze npm packages for size and performance impact. Why it's great: Helps you avoid bloated dependencies and keep your app lean. - Source: dev.to / 4 months ago
  • 17 Tips from a Senior React Developer
    Use bundlephobia to check package size before adding it to your project. - Source: dev.to / 4 months ago
  • Techniques to Optimize a NextJS Website
    Another tool is **BundlePhobia. **It allows you to check the size of any package, decide if it’s too heavy, and maybe use an alternative. - Source: dev.to / 9 months ago
  • How We Went from 46 to 99 Performance Score to Improve Our Website Speed
    There are some handy tools for identifying and addressing problematic bundles. One of them, Bundlephobia, gives insights into how much an NPM package contributes to bundle size, helping avoid too large collections of files. Import Cost, a VSCode Extension, calculates the 'cost' of imported packages, helping to make informed decisions. As part of our optimization strategy, we've swapped out hefty JS libraries, such... - Source: dev.to / 11 months ago
  • JavaScript Habits That Grind My Gears
    So, before adding a dependency to your projects, ask yourself if you truly need it and check how much a package weighs. If you would like to go through cleaning up process, I wrote an article on optimizing Next.js bundle size on my private blog. - Source: dev.to / over 1 year ago
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What are some alternatives?

When comparing CodePen and BundlePhobia, you can also consider the following products

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

bundlejs - A quick and easy way to bundle, minify, and compress (gzip and brotli) your ts, js, jsx and npm projects all online, with the bundle file size.

CodeSandbox - Online playground for React

aijs.rocks - A collection of AI-powered JavaScript apps

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.

JavaScript.com - A free resource for learning and developing in JavaScript