Tools

favicon @shpigford

Generate favicons from a source image

build @shpigford

Feature development pipeline - research, plan, track, and implement major features.

clerk-custom-ui @clerk

Customize Clerk component appearance - themes, layout, colors, fonts, CSS. Use for appearance styling, visual...

fhir-developer-skill @anthropics

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tinyswords-tilemap @chongdashu

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phaser-gamedev @chongdashu

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ui-styling @binjuhor

Create beautiful, accessible user interfaces with shadcn/ui components (built on Radix UI + Tailwind), Tailwind CSS...

threejs @binjuhor

Build immersive 3D web experiences with Three.js - WebGL/WebGPU library for scenes, cameras, geometries, materials,...

wiring @namesreallyblank

Wiring Verification

slash-commands @namesreallyblank

Create and use Claude Code slash commands - quick prompts, bash execution, file references

skill-development @namesreallyblank

Skill Development Rules

shapely-compute @namesreallyblank

Computational geometry with Shapely - create geometries, boolean operations, measurements, predicates

search-tools @namesreallyblank

Search Tool Hierarchy

search-router @namesreallyblank

Choose the right search tool for each query type

search-hierarchy @namesreallyblank

Search Tool Hierarchy

router-first-architecture @namesreallyblank

Router-First Architecture

reference-sdk @namesreallyblank

Check reference SDK implementations using btca ask

ralph @namesreallyblank

Setup Ralph autonomous coding loop (external fresh-context pattern)

qlty-during-development @namesreallyblank

QLTY During Development

pint-compute @namesreallyblank

Unit-aware computation with Pint - convert units, dimensional analysis, unit arithmetic

opc-architecture @namesreallyblank

OPC Architecture Understanding

observe-before-editing @namesreallyblank

Observe Before Editing

migrate @namesreallyblank

Migration workflow - research → analyze → plan → implement → review

mcp-scripts @namesreallyblank

MCP Script Rules