Open-source design-method engine for Claude Code, Codex & Cursor. Gives coding agents fixed design judgment—not one fixed aesthetic—then selects or derives the right grammar from references, locks project decisions, and verifies UI, carousels, decks & docs. 20 skills · MIT.

Point it at a screen and it builds a working page where every proposed change sits behind its own toggle, with the reasoning attached. A design-judgment skill for AI coding agents that sharpens your eye, not just your screen.

Agent skills for design taste and visual judgment. Hierarchy, typography, color, spacing, interaction quality, and the invisible decisions that separate good design from great design

Dynamic UI Theme Engine 2026: One Data Attribute Skins - styleseed