Font System Detector

by Tanabordee Tansiri · Developer Tools

Manifest V3 Free

View in Chrome Web Store Data as of 17 Oct 2026

Detects and displays all font system found on a webpage

Users

0 in 30 days

Rating

5.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#171K

#142K among extensions

Version

1.5.1

updated 19 Jan 2026

Users

monthly, 9 months

Latest, 17 Oct 2026: 14 usersMove the mouse over the chart for any month

Ratings count

monthly, 9 months

Latest, 17 Oct 2026: 2 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Font System Detector

A Chrome extension that detects and displays all font combinations on web pages. Helps developers and designers identify fonts used on any site. Core Features: - Font scanning: Scans the current page and identifies unique font combinations (family, size, weight, line-height) - Organized display: Groups fonts by family, sorted by size and weight in a collapsible accordion - Single hover mode: Highlights the hovered element and shows its font properties - Group hover mode: Highlights all elements sharing the same font properties - Font availability detection: Checks if fonts are available on Google Fonts or Adobe Fonts - Quick access links: Direct links to Google Fonts, Adobe Fonts, or Google search for each font How it works: - Click the extension icon to open the side panel - Click "Scan Fonts" to analyze the current page - Browse results organized by font family - Enable hover mode (single or group) to inspect fonts interactively - Use quick links to find fonts on Google Fonts or Adobe Fonts Requirements: Chrome 114+ (for Side Panel API support)