Inspect, Replace, and Test New Fonts on Live Websites (Website)

Back to Devoured - July 03, 2026

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Inspect, Replace, and Test New Fonts on Live Websites (Website)

Design frontend Mighil

Tinkerfont allows developers to inspect and replace typefaces on live websites directly within the browser.

What: Built by Mighil, the tool lets users test fonts across existing layouts and breakpoints, similar to the Fontanello browser extension.

Original article

Right-click font inspector

The right-click font inspector is inspired by Fontanello. Thank you to Lars Wästfelt & Fred Bergman for the original idea.

Open Tinkerfont in the context menu for live typography on any text. Click a value to copy it — family, color, contrast, or an experimental font file URL when available.

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