Software Alternatives, Accelerators & Startups

StackBlitz VS CodePen

Compare StackBlitz VS CodePen and see what are their differences

StackBlitz logo StackBlitz

Online VS Code Editor for Angular and React

CodePen logo CodePen

A front end web development playground.
  • StackBlitz Landing page
    Landing page //
    2023-09-20
  • CodePen Landing page
    Landing page //
    2018-09-30

StackBlitz features and specs

  • Speed
    StackBlitz is known for its quick load times and fast editing capabilities, making it ideal for rapid development and testing.
  • Ease of Use
    The interface is intuitive and user-friendly, allowing developers to get started quickly without a steep learning curve.
  • Zero-Setup
    Users can write, compile, and run code directly in the browser without any setup or configuration required.
  • Integrations
    StackBlitz integrates seamlessly with GitHub, allowing for easy import and export of repositories.
  • WebContainers
    StackBlitz uses WebContainers to run Node.js applications in the browser, providing a near-native development experience.
  • Collaboration
    Real-time collaboration features allow multiple users to work on the same project simultaneously, similar to Google Docs.

Possible disadvantages of StackBlitz

  • Limited Plugins
    Unlike traditional IDEs like VSCode or IntelliJ, StackBlitz has a limited ecosystem of plugins and extensions.
  • Online Dependency
    StackBlitz requires an internet connection to function, which can be a limitation for developers who need to work offline.
  • Performance
    For very large projects or those requiring extensive computational resources, performance may degrade compared to local development environments.
  • Mobile Accessibility
    While StackBlitz is accessible on mobile devices, the user experience is not as optimized as it is on desktop browsers.
  • Limited Framework Support
    Although StackBlitz supports many popular frameworks, it doesn't support all frameworks or versions, which could be limiting for some projects.
  • Storage and Persistence
    Files and data are stored in the cloud, which might raise concerns around data privacy and persistence for some users.

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.

StackBlitz videos

StackBlitz - Online Code Editor For Angular and React - Introduction

More videos:

  • Review - Using Stackblitz for html css javascript, make websites, web development

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 StackBlitz and CodePen)
Text Editors
26 26%
74% 74
Programming
28 28%
72% 72
IDE
100 100%
0% 0
Software Development
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 StackBlitz and CodePen

StackBlitz Reviews

  1. Has almost everything I need

    I've started using this as my main IDE for new projects when I'm trying things out. If it keeps getting better at the rate it has been, it'll be even better than coding locally.

    🏁 Competitors: replit
    👍 Pros:    Easy to get started and operate|Fast|Supports common extensions|Works with most npm packages
    👎 Cons:    Still not as good as local development|Can be hard to debug|Build times can be slower than local

12 Best Online IDE and Code Editors to Develop Web Applications
All applications created on StackBlitz also get deployed automatically on their servers! So, this Angular toy app I just created is hosted automatically on https://angular-yvyi2j.stackblitz.io/. Most likely, the URL is still working (will load slowly, though, as you’d expect when hosted for free)!
Source: geekflare.com
Best Online Code Editors For Web Developers
StackBlitz claims to allow you to code the future in your browser. And after trying it, I’m confident you’ll agree that this web application is extremely useful for coders.
Source: techarge.in

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 should be more popular than StackBlitz. 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.

StackBlitz mentions (109)

  • AutoView - turning your blueprint into UI components (AI Code Generator)
    In the code editor tab (powered by StackBlitz), navigate to the env.ts file and enter your OpenAI key. Run npm run generate in the terminal to see how @autoview generates TypeScript frontend code from example schemas derived from both TypeScript types and OpenAPI documents. - Source: dev.to / 29 days ago
  • 22 Unique Developer Resources You Should Explore
    URL: https://stackblitz.com What it does: An online IDE for coding, previewing, and deploying web apps instantly. Why it's great: Rapidly spin up projects without local setups — great for experimentation. - Source: dev.to / 3 months ago
  • React Native Online Compiler: Compare the Top 5 Platforms for Your Development Needs
    StackBlitz for offline-friendly development. - Source: dev.to / 4 months ago
  • Bussin': Database as a Message Bus
    Stackblitz is our backend in this case. Here we define our services and their subscriptions and we publish relevant events. The implementation of this pattern (the how) is less important than what is accomplished:. - Source: dev.to / 5 months ago
  • Angular resources I often return to
    Stackblitz Again, not an Angular resource but this tool is used even by the Angular developers. You can set up an instant dev environment for angular. Most official Material examples have a _Stackblitz _link like the Highlighting the first autocomplete function. Besides creating a new environment, you can fork existing onces, test your costumizations and eventually implement the results in your own code. I like... - Source: dev.to / 6 months ago
View more

CodePen mentions (502)

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What are some alternatives?

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

CodeSandbox - Online playground for React

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

replit - Code, create, andlearn together. Use our free, collaborative, in-browser IDE to code in 50+ languages — without spending a second on setup.

GitHub Codespaces - GItHub Codespaces is a hosted remote coding environment by GitHub based on Visual Studio Codespaces integrated directly for GitHub.

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.

Glitch - Glitch is the friendly community where everyone builds the web. Simple, powerful interface for creating web apps.