CodeSandbox is described as 'Online editor with a focus on creating, sharing and importing new React projects' and is a Code Editor in the development category. There are more than 25 alternatives to CodeSandbox, not only websites but also apps for a variety of platforms, including SaaS, Android, Mac and Windows apps. The best CodeSandbox alternative is Replit, which is free. Other great sites and apps similar to CodeSandbox are CodePen, jsFiddle, JSPad and JS Bin.
JSitor is an online tool for testing and showcasing user-created and collaboration HTML, CSS, JavaScript and NodeJS snippets.
India
Plunker is an online community for creating, collaborating on and sharing your web development ideas.
Fastpen is an open source alternative to codepen that just stores the source code compressed, in the url.
Single SaaS service for managing, developing and hosting your full applications. You can ship code from your browser or using your preferred IDE, without having to install anything or managing servers, your app is online instantly. Only pay for the time your apps are online.
Finland
EU
Simple Code Editor for playing with Javascript and Conducting Interviews. New alternative for JSBin and JSFiddle.
A full-fledged, embeddable, online editor for private, offline web projects. Integrates with Github, and is also mobile friendly!.
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.
CodeJS is a powerful, free online code editor that serves as an excellent alternative to JSBin, CodePen, and JSFiddle. What sets it apart is its unique integration of three AI assistants.
Playcode is an AI website builder and AI app builder for creating, editing, and publishing live web projects. Describe the website, landing page, internal tool, or app you need in plain language, refine the result with AI chat and visual editing, and publish with hosting, SSL...
United States
HTCSJS is an online HTML, CSS and JavaScript coding tool. It functions on mobile (unlike JSFiddle), and allows any* external resources. It also allows pasting on iOS, unlike many others. http://shhnowisnottheti.me/demo/
*varies b/c it uses data URLs
A collaborative online web development platform using HTML, CSS and JavaScript with a focus on design systems and financial applications.
