A working library for this course. The books you can read here are your own copies, hosted behind the password for you and your friends. Everything else links to the free, public source.
Books
The clearest account of what a design system actually is: connected patterns and shared practices, split into functional and perceptual. This is the source for the functional-versus-perceptual seam the course leans on for multi-brand work.
Running design systems as client and agency work: pilot-first, adoption over coverage, contribution and governance. The most useful book here if you do this for money.
Where the atoms-to-pages vocabulary comes from, plus the clearest writing on themeable multi-brand systems. Free to read online.
How to keep brand expression alive inside a system instead of flattening every brand into the same reskin. The levers-and-dials idea lives here.
The practical build-it handbook. Strong on digital brand guidelines and on selling a system to the people who have to fund and adopt it.
The developer's view: four pillars, CSS architecture, visual regression testing. The tooling has dated; the architecture mindset has not.
The architecture book where the idea of a named, reusable solution to a recurring problem began. The root the whole field grew from.
Essays
Introduces options versus decisions, the mental model every serious token system still uses.
The naming grammar: category, property, concept, modifiers, namespace. The de facto standard.
The three-tier token architecture and what theming actually means: brand, mode, density, platform.
Systems are relationships and practices, not artifacts. From the person who named design tokens.
Specs and standards
The vendor-neutral JSON standard for tokens: types, values, aliasing. What makes handoffs portable.