This substrate was built with open source. The people who made these tools aren't being paid by AI companies. If you find value in what they've built, consider supporting them.
The Design Substrate
The skill that generated this entire design system. Discovers taste, sketches pages, iterates on feedback, systematizes tokens.
Typography
System Font Stacks
Georgia for display. Avenir Next / system-ui for body. SF Mono / Consolas for code. Zero external fonts loaded. Zero network requests for type.
Tools & Inspiration
Open Props
CSS custom properties architecture pattern. Informed the token system structure.
This substrate uses system fonts and zero external dependencies. The open source footprint is intentionally light. As the system grows with external resources, this page grows too.