Guides & articles
Explainers on the parts of a font file that decide how it behaves on the web — and on the licence that decides whether you may put it there at all.
Variable fonts explained: axes, instances and why one file replaces twelve
6 min read · Updated June 2026What the fvar table actually stores, what the five registered axes mean, how named instances relate to a font menu, and when shipping a variable font is the wrong call.
OpenType features: ligatures, small caps, numerals and how to turn them on
5 min read · Updated August 2026What GSUB and GPOS do, which feature tags are worth knowing, and why font-feature-settings is the wrong tool for most of the jobs people use it for.
Font licensing for the web: OFL, desktop vs webfont licences and what you may embed
6 min read · Updated May 2026Why a desktop licence does not cover a website, what the OFL actually requires, how pageview tiers work, and what the fsType bits in a font file are telling you.