Custom Web Developer – tools for faster debugging

Custom Web Developer is a Chrome extension that gives developers quick access to essential frontend tools.

Disable styles, scripts, images, and cookies, inspect layouts, and debug websites faster without opening complex dev panels.

download for Chrome
updated: 16 Mar 2026

Essential web developer tools in one extension

Quickly toggle common frontend features and debug layouts, performance, and behavior directly from your browser toolbar.

Disable CSS & styles

Instantly disable CSS to inspect raw HTML structure, identify layout issues, and debug styling problems.

Disable JavaScript

Turn off JavaScript to test progressive enhancement, fallback behavior, and page accessibility.

Images & media control

Hide or disable images to analyze layout behavior, loading performance, and content structure.

Cookie & storage tools

Easily clear or disable cookies and storage to test login states, sessions, and user flows.

Frontend debugging helpers

Useful tools for inspecting page behavior, testing edge cases, and speeding up frontend QA.

Built for developers

Ideal for frontend developers, QA engineers, and web designers who need fast debugging tools.

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