POC Preview – Live HTML/CSS/JS POC rendering in Chrome

Summary: POC Preview is a Chrome extension that provides a real-time split-view environment to write, test, and validate HTML, CSS, and JavaScript proof of concepts directly in the browser. It integrates a professional Ace Editor with syntax highlighting and auto-completion, enabling instant live previews and efficient snippet management.

What it does

It offers a high-performance code editor alongside a live preview pane with a resizable divider, allowing developers to write and instantly see rendered HTML/CSS/JS. Users can capture code from any webpage via right-click and manage snippets with search, rename, duplicate, and export features.

Who it's for

Developers needing a fast, integrated environment for creating and testing front-end proof of concepts within the browser.

Why it matters

It streamlines the development workflow by combining coding, live preview, and snippet management in one tool, reducing context switching and accelerating prototyping.