The best open source alternative to Replit is Ona (Previously Gitpod). If that doesn't suit you, our users have ranked more than 50 alternatives to Replit and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Replit are CodeSandbox, JS Bin, Coder and kodeWeave.
Ona is an open-source developer platform automating the provisioning of ready-to-code development environments.
Ona (Previously Gitpod) is the most popular Open Source alternative to Replit.
CodeSandbox is an online editor with a focus on creating, sharing and importing new React projects
JS Bin is a collaborative open source JavaScript debugging tool. Enter Javascript in one pane and HTML in the other and see the result; share using a short URL. Choose popular JS libs from a menu, so you don't have to remember the URL.
Coder is the most popular Self-Hosted alternative to Replit.
kodeWeave is a realtime coding playground for HTML, CSS and Javascript. Similar to JSFiddle and JSBin, but kodeWeave was made to work offline but also as a prototyping application to build applications for desktop operating systems while on mobile devices.
kodeWeave is the most popular Android Tablet alternative to Replit.
Flems is a playground for web development. It's ideal for prototyping ideas & sharing working front-end code examples.
Fastpen is an open source alternative to codepen that just stores the source code compressed, in the url.
dabblet is an interactive playground for quickly testing snippets of CSS and HTML code. It uses -prefix-free, so that you won't have to add any prefixes in your CSS code. You can save your work in Github gists, embed it in other websites and share it with others.
Plunker is an online community for creating, collaborating on and sharing your web development ideas.
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