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Capture any website's design system and export DESIGN.md, STRUCTURE.md, and UI-KIT.md for AI agents. Design Catcher captures any website's visual design system and exports a portable DESIGN.md specification for AI coding agents. HOW IT WORKS • Visit any website you want to replicate • Open the Design Catcher side panel • Capture extracts HTML, CSS, computed styles, and CSS variables • Your LLM synthesizes a structured DESIGN.md with design tokens • Copy or download and use with Cursor, Claude Code, Codex, or any AI agent KEY FEATURES • Deterministic extraction of colors, typography, spacing, radius, and components • Optional viewport screenshot for vision-capable models • Portable DESIGN.md format with token refs like {colors.primary} Perfect for developers who want to replicate a site's design language in their codebase without manually documenting every style.
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.