nexu-io/open-design

An agent skill from the Open Design collection providing a UI/UX design pattern library with heuristic checks for shipping clean, usable interfaces, including curated best practices for design system implementation.

An agent skill from Open Design, the open-source alternative to Claude Design, providing frontend design implementation capabilities with 16 auto-detected coding-agent CLIs and 72 brand-grade design systems.

Web design guidelines and standards by the Vercel engineering team, covering layout, typography, color, motion, and accessibility for product UI.

A skill that parses structured or natural language design briefs into concrete design specifications (DESIGN.md), resolving ambiguity by requiring explicit dimensions for palette, typography, layout, mood, density, and constraints across 8 orthogonal design dimensions.

Audits a python-pptx export against its source HTML slide deck, identifying layout and content drift such as footer overflow, cropped content, missing styling, and lost formatting, then re-exports with strict layout discipline to fix regressions.

An agent skill from Open Design, the open-source alternative to Claude Design, providing creative direction capabilities with 16 auto-detected coding-agent CLIs, 31 composable skills, and 72 brand-grade design systems.

Creates Codex-compatible animated pet spritesheets from character art or reference images, producing an 8x9 atlas with row-by-row animation prompts, QA contact sheets, preview videos, and pet.json packaging for use with the floating pet companion.

Three.js skills for creating 3D elements and interactive experiences in the browser — scenes, materials, controls, and post-processing.

Creates visually strong landing pages, websites, and app UIs with restrained composition, based on OpenAI's production frontend playbook.

Performs visual design audits on shipped UI with atomic commits and before/after screenshots, helping tighten interfaces before launch.