CodeExec is described as 'Let you create your own web application allowing users to create and execute code written in JavaScript, HTML, and CSS online' and is a Code Editor in the development category. There are more than 25 alternatives to CodeExec for a variety of platforms, including Web-based, Windows, Android, Mac and Linux apps. The best CodeExec alternative is Replit, which is free. Other great apps like CodeExec are Pastebin.com, CodePen, jsFiddle and Ideone.
JSitor is an online tool for testing and showcasing user-created and collaboration HTML, CSS, JavaScript and NodeJS snippets.
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Plunker is an online community for creating, collaborating on and sharing your web development ideas.
Flems is a playground for web development. It's ideal for prototyping ideas & sharing working front-end code examples.
Compile and Execute your favorite programming languages online, click any of the following to proceed! Web Technologies, Text Formatting, Useful Utilities, Programming Languages. Vim, emacs modes are avaliable.
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Publish HTML quickly with open source web editor, HTMLhouse. Use the editor / real-time preview to build your HTML page, and press publish when you're done. That's it! No sign up, no fuss.
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Pinocode is an Offline code playground for frontend development right in your browser. It provides you a cool environment to practice frontend development using HTML, CSS and JavaScript. With support for variants and external libraries inclusion.
CSSDesk is a online HTML/CSS sandbox. Experiment with CSS, see the results live, and share your code with others.
A web-based IDE to teach programming in the classroom. Easily create and share exercises with students. Analyze and inspect students' submissions.
Its about quite a few things. You can use CSSDeck to make testcases and share with other people on IRC, forums, StackOverflow, etc. who help you solve your coding problems. You can even code with multiple people in realtime in various modes. Remember etherpad ?
