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Your code stays in this browser tab. It is never uploaded, never saved, and never seen by anyone else - the output pane is a sandboxed frame with no access to this page or your account.

Start from: A first page A labelled form A data table A CSS grid layout CSS custom properties A custom element

Omni Academy

A learning platform built the way a real one is: a PHP front end, Node.js microservices behind a gateway, and MySQL underneath. Every course, lesson and quiz on this site comes out of that database.

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Backend Development Databases Frontend Development Data Science

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HTML & CSS JavaScript TypeScript Python PHP Ruby