Agent Skills Hub

maps

A developer-focused resource for building interactive map-based web applications, specifically using MapLibre GL JS, geolocation APIs, and custom tile providers.

fhir-developer-skill

FHIR API development guide for building compliant healthcare endpoints. Includes resource validation, coding systems, and standard error handling.

code-formatting

Format and lint JS, TS, and JSON files on the current branch using Biome. Useful for code cleanup before commits or PRs.

frontend-design-review

Review, audit, and build production-grade frontend interfaces with high design quality, accessibility standards, and design system compliance.

Global Coding Style

Apply reality-first coding standards: intentional naming, focused functions, guard clauses, and deterministic side effects, with no speculative features.

webmcp

Create and test AI-ready MCP tools for any web application. Inject code, automate browser interactions, and turn websites into intelligent agents.

typescript-circular-dependency

Detect and resolve TypeScript/JavaScript circular import dependencies. Solves runtime errors like 'Cannot access X before initialization' and 'undefined' imports caused by module cycle initialization order.

code-quality-review

Holistic, multi-dimensional code review skill providing prioritized, actionable feedback on correctness, security, performance, design, and accessibility.

d3js-data-visualization

Create interactive, custom data visualizations using d3.js — including charts, graphs, and network diagrams. Ideal for when you need fine-grained control over visual elements, transitions, and interactions.

vercel-react-native-skills

React Native and Expo best practices for performant mobile apps. Covers list virtualization, animations with Reanimated, UI patterns, and native platform API optimizations.

webperf

A comprehensive toolkit for measuring, auditing, and debugging web performance metrics including Core Web Vitals, loading speed, and interaction latency directly in Chrome DevTools.

image-rotator

Reliably rotate images by 90-degree increments using a deterministic Python script. Supports PNG, JPG, GIF, BMP, and TIFF, preserving quality with automated file handling.