On-demand design systems from any URL. Five surfaces, one agent: web, API, CLI, TypeScript SDK, and a portable agent skill that runs inside Claude Code, Codex, and Cursor.

Local-first game design OS for AI agents: turn sessions into evidence, experiments, reviewable decisions, and durable project memory—Human Gates and rollback.

Open-source design-method engine for Claude Code, Codex & Cursor. 23 agent skills for fixed design judgment, multiple grammars, semantic palettes, reference compilation, and evidence-verified UI. MIT.

Build better UI with AI

Spotkit — a Claude Code skill that turns a feature description into minimal, abstract SVG product illustrations that all belong to one design system.

Your coding agent designs terrible UI. stitch-kit wires it into Google Stitch MCP and teaches it the whole pipeline — ideation, screen generation, design systems, production components.

AI-assisted PCB design for KiCAD 10. Native KiCAD plugin — a single Rust binary exposing 217 schematic, layout, routing, placement, design-review, and manufacturing tools to Claude, or the LLM of your choosing

NVIDIA Design System and UI Agent Harness for AI/ML Factories, Robotics, and Autonomous Vehicles

Headless product design for AI coding agents, backed by a transactional product graph | Design how it works, verify what you ship.

open-source skill that learns any brand and turns it into a complete design system. works on claude code and codex. install once, every UI your assistant builds matches your brand.

An open Agent Skill for extracting poster design systems and transferring them to original poster concepts.

Design engineering system for AI coding agents — ship UI with craft-level quality. Install as an agent skill.

Production-Stage Visual Design & In-Codebase UI Engineering Suite

Claude Code skill that scans a codebase and generates a self-contained HTML service-design journey map (NN/g combined customer journey + service blueprint)

The world's first open-source AI-native vector design tool and the first to feature concurrent Agent Teams. Design-as-Code. Turn prompts into UI directly on the live canvas. A modern alternative to Pencil.

An agent skill for building premium, immersive, scroll-driven websites. Works with Codex, Claude Code, and other coding agents. Also available as a Claude Code plugin.

Open-source agent skills library for building SaaS, marketing systems, creative assets, and frontend design workflows

An AI skill that provides design intelligence for building professional UI/UX across multiple platforms.

AI coding agent skills for KiCad electronics design. Works with Claude Code and OpenAI Codex. Analyze schematics, review PCB layouts, EMC pre-compliance, SPICE simulation, download datasheets, source components, and prep boards for fabrication.

Kayforkind Content-Derived Design CLI. HTML in, standalone HTML out from the source's own nouns, dates, numbers, and colors. Not the reimagineit.ai interview SaaS.

TalkToFigma: MCP integration between AI Agent (Cursor, Claude Code, Codex) and Figma, allowing Agentic AI to communicate with Figma for reading designs and modifying them programmatically.

SOLID principles and design patterns for backend code — applied with restraint. Skill for Claude Code, OpenCode, GitHub Copilot, and OpenAI Codex.

Gridgeist turns product intent into a rigorous visual system—without the generic AI SaaS aftertaste.

Stop agents from designing sloppy UI. Inspired by Impeccable, but without the plugin machinery. Just one SKILL.md file.