You’re loading fonts wrong (and it’s crippling your performance) – Jono Alderson
September 2, 2025

Fonts are one of the most visible, most powerful parts of the web. They carry our brands, shape our identities, and define how every word feels. They’re the connective tissue between design, content, and experience.And yet: almost everyone gets them wrong.
Source: You’re loading fonts wrong (and it’s crippling your performance) – Jono Alderson
Embedded fonts represented a huge leap forward in web design. No longer restricted to a very limited palette of fonts available on a user’s system, or using one of various image replacement techniques which used rendered images of text in place of text itself. Now designers could access a vast array of fonts in their web content.
But fonts can be very significant in size and if loaded in correctly have a very serious impact on performance.
Here Jono Alderson looks at web fonts and performance, and what you can do to improve this.