Pretext Creative Demos Overview is a 15KB zero-dependency TypeScript library by Cheng Lou (React core, ReasonML, Midjourney) for DOM-free multiline text measurement and layout . It does one thing: given , return the line breaks, per-line widths, per-grapheme positions, and total height — all via canvas measurement, no reflow. That sounds like plumbing. It is not. Because it is fast and geometric, it is a creative primitive : you can reflow paragraphs around a moving sprite at 60fps, build games whose level geometry is made of real words, drive ASCII logos through prose, shatter text into part…