ExtHub

Local browser tools. Pro when you need it.

Browse the catalog, install from the Chrome Web Store, and subscribe per extension — $1.50/month or $12/year.

Browse catalog Create account

How it works

Browse by category and open a landing page with features and pricing.

Core tools stay local in your browser. ExtHub handles Pro unlocks.

Monthly or yearly Pro — one subscription per extension, cancel anytime at period end.

View catalog

View catalog

Run a local accessibility checklist: images, headings, labels, and landmarks.

Hover elements to inspect content, padding, border, and margin box sizes.

Hide common cookie consent banners on the active page with local CSS rules.

Serialize forms on the active page to JSON and copy or download the data.

Format, minify, and validate JSON locally with path lookup.

Debug page layout with depth outlines, flex/grid accents, and a configurable column overlay.