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Live HTML, CSS & JS editor with instant preview
Write HTML, CSS, and JavaScript in split-pane editors and see the result live in a sandboxed preview. No signup needed. Share your work by copying the URL with encoded content. Perfect for quick prototypes, demos, and experiments.
Code Playground provides an instantaneous environment for writing and testing HTML, CSS, and JavaScript with split-pane editors and a live sandboxed preview. Because it requires no signup and encodes project code directly into the URL, sharing prototypes and demos is remarkably fast and frictionless compared to setting up local development files.
Good to know: It is not designed for large-scale multi-file applications, extensive backend logic, or complete offline development workflows.
Create, test, and share web prototypes instantly using this live HTML, CSS, and JavaScript editor.
Access the Code Playground editor
Navigate to the Code Playground tool to access the split-pane interface. No account or signup is required to start coding.
Input your HTML, CSS, and JavaScript
Enter your code into the respective editor panels. The tool supports standard web languages for building quick demos and experiments.
View the live sandboxed preview
Watch the result update instantly in the preview pane as you type. The sandboxed environment ensures your code runs safely and accurately.
Share your code via the URL
Copy the browser URL to share your work with others. The URL contains your encoded content, allowing anyone to view your exact code and preview.
Estimated time: PT1M
Share this tool
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