

CodePen
CodePen is a communal front-end development platform providing real-time HTML, CSS, and JavaScript previews. Users can build projects, test code, and enhance skills through challenges. Features include Presentation Mode for conferences and a vast active community for sharing and discovery.
Cost / License
- Freemium (Subscription)
- Proprietary
Application types
Platforms
- Online
Features
Properties
- Support for Themes
Features
- Live Preview
- Running code
- Sandbox
- HTML/CSS/JS rendering
- Code Formatting
- Autocompletion
- Syntax Highlighting
- No registration required
- Extensible by Plugins/Extensions
- Real time collaboration
- Support for MarkDown
- Dark Mode
- Cloud based
- Script execution
- Easy readable viewpoints
- Pastebin
- NPM
- Support for Javascript
- Support for HTML5
- Vue.js support
- Support for ReactJS
- Javascript scripting
- React
Lodash Integration- Live css editing
Tags
- Session Saving
- Html5
- css-development
- vuejs
- pug
- angular
- emberjs
- angularjs
- babel
- coffeescript
- CSS / Stylesheets
- vue
- Javascript Development
- css-editor
- haml
- javascript-editor
- jQuery
- html-editor
- html
- Markdown Editor
- vue-js
- markdown-to-html
- Javascript
- typescript
CodePen News & Activities
Recent News
Recent activities
agiphi added CodePen as alternative to Agiphi Studio- andrzila liked CodePen
- Danilo_Venom updated CodePen
shanbuildsstuff added CodePen as alternative to Style My Snap- eagleeyez liked CodePen
Pawan-03 added CodePen as alternative to Online HTML Viewer- jeffsfg liked CodePen
CodePen information
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What is CodePen?
CodePen is a communal platform for front-end designers and developers. It allows users to create websites, display projects, construct test cases, and discover new ideas. Users can develop entire projects or test specific code features and animations. CodePen Challenges offer opportunities to enhance skills and gain recognition. Users' work is encouraged to be shared, creating a globally active front-end community. The platform's Presentation Mode allows users to present their code at conferences. Known as Pens, CodePen provides real-time previews for HTML, CSS, and JavaScript. It can be used for showcasing creations, learning, testing for bug reporting, trying new technologies, and building future components. All activities are saved on CodePen, and with over 1.8 million+ users, there is a vast amount of work to explore and share.












Comments and Reviews
Codepen has a really big library of code snippets to get ideas from
My favorite tool on codepen right now is the projects tool. I needed to make a multipage ecommerce front-end framework written with a SCSS / PUG compiler that live-reloads changes instantly. After wasting too many hours trying to set up webpack / flavor of the day tool codepen works off the bat.
[Edited by Kagerjay, April 19]