design-spec-extraction

Installation
SKILL.md

Design Specification Extraction

Extract comprehensive, production-ready JSON design specifications from visual inputs using a 7-pass serial subtask architecture that ensures complete coverage and cross-validation.

When to Use This Skill

  • Extracting design tokens from Figma exports or screenshots
  • Converting visual mockups into structured component specifications
  • Creating developer handoff documentation from designs
  • Generating design system documentation from existing UIs
  • Preparing design data for code generation tools
  • Analyzing website screenshots for design reverse-engineering

Output Format

The extraction produces JSON following the W3C Design Tokens Community Group (DTCG) 2025.10 format with extensions:

  • $version: Schema version
  • $source: Metadata (type, dimensions, extraction timestamp)
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First Seen
Mar 18, 2026