Simon Willison’s Weblog

typeface.js. Outstanding hack—renders custom fonts using VML in IE and canvas in everything else, using fonts that are defined as a set of vector paths stored using JSON.

Posted 27th October 2008 at 11:45 pm

Recent articles

OpenAI's new open weight (Apache 2) models are really good - 5th August 2025
ChatGPT agent's user-agent - 4th August 2025
The ChatGPT sharing dialog demonstrates how difficult it is to design privacy preferences - 3rd August 2025

canvas 38 fonts 12 javascript 718 json 143 typefacejs 1 typography 16 vml 4

Monthly briefing

Sponsor me for $10/month and get a curated email digest of the month's most important LLM developments.

Pay me to send you less!

Sponsor & subscribe