Code Playground (HTML/CSS/JS)
② Coding / Playground
What it is: A frontend scratchpad with instant feedback: write HTML/CSS/JS on the left, see it live on the right.
When to use: When quickly trying out some styling/script or building a minimal repro.
Everything runs locally in your browser — nothing is uploaded.
FAQ
Is my code uploaded or saved?
No. Your code only runs inside a sandboxed iframe in your browser — it's never uploaded to a server and is cleared on refresh.