Agent skills for Claude Code

Generate and iterate on UI with 21st AI from the terminal via the `21st` CLI (`@21st-dev/cli`): sketch a UI from a prompt, preview the…

Search, install and pull code from the 21st.dev catalog with the `21st` CLI (`@21st-dev/cli`): find React/shadcn components, themes and…

Translates natural language gameplay mechanics into strictly validated 2D platformer rule data without generating code.

Use for behavior-preserving refactors, staged rewrites, module moves, symbol renames, dependency inversion, interface simplification…

Convert images and text prompts to 3D models (.glb) using the 3D AI Studio API.

3D asset pipeline for Godot 4.6 — Blender to Godot workflow, glTF import, PBR materials, LOD, mesh optimization, MeshInstance3D, and…

Expert in building 3D experiences for the web - Three.js, React

Use when work may depend on prior user preferences, repo-specific constraints, earlier decisions, verified procedures, recurring caveats…

Obtain an external second opinion on a plan, spec, or options when the user asks for peer review or another reviewer; also handle reviewer…

Uploads local images and web URLs to the 7bu.top image hosting service to generate persistent links.

Posts content to WeChat Official Account (微信公众号) via API or Chrome CDP.

Posts content and articles to X (Twitter).

Deconstructs short-form narrative videos into standardized 9-shot storyboards with visual consistency rules and multi-node workflow…

Chat / code generation via 9Router using OpenAI /v1/chat/completions or Anthropic /v1/messages format with streaming + auto-fallback combos.

Design statistically rigorous A/B tests for product features, UI changes, onboarding flows, and pricing experiments.

Performs statistical analysis for A/B testing experiments

A/B testing methodology for cold email optimization

Manage database schema changes safely with migration tools, zero-downtime strategies, and rollback procedures.

Patterns and best practices for AWS serverless workloads.

Manage software complexity through deep modules, information hiding, and strategic programming.

Compares stock market sectors across catalysts, trading stages, capital flows, and valuation crowding to guide allocation decisions.