Font Subsetting for Web Performance: 4 Tools to Reduce Font File Size and Improve LCP (opens in new tab)

In web development, every millisecond on the critical path matters. Typography is part of your visual identity, yet a single self-hosted family can add hundreds of kilobytes before the browser paints the hero line clients actually see. That cost often shows up as slower First Contentful Paint (FCP) and a worse Largest Contentful Paint (LCP) when the LCP element is a headline set in a custom face. Font subsetting is the practical fix: ship only the characters (glyphs) each page or component ne...