Catalog
Every x402, MPP, MCP, and skill listing we've indexed, normalized, and enriched.
compress-images
Compress images for web/SEO performance using cwebp. Use when optimizing images for faster page loads, reducing file sizes, or converting JPG/PNG to WebP format.
spark-history-cli
Query a running Apache Spark History Server from Copilot CLI. Use this whenever the user wants to inspect SHS applications, jobs, stages, executors, SQL executions, environment details, or event logs, especially when they mention Spark History Server, SHS, event log history, benc
spark-advisor
Diagnose, compare, and optimize Apache Spark applications and SQL queries using Spark History Server data. Use this skill whenever the user wants to understand why a Spark app is slow, compare two benchmark runs or TPC-DS results, find performance bottlenecks (skew, GC pressure,
screen-time-api-engineer
iOS 16+ Screen Time engineering skill for FamilyControls, ManagedSettings, ManagedSettingsUI, ScreenTime, and DeviceActivity/DeviceActivityMonitor extension workflows. Use for app and website blocking, custom shields, shield action handling, schedule-based enforcement, onboarding
x402
Build internet-native payments with the x402 open protocol (x402 Foundation, Apache-2.0). Use when developing paid APIs, paywalled content, AI agent payment flows, or any service using HTTP 402 Payment Required for on-chain micropayments. Covers TypeScript (2.9.0), Python (2.6.0)
web3-protocol-gtm
Go-to-market strategy for web3 builders - protocols, products, services, and solo founders. Use when planning growth for a crypto protocol, building developer community, crafting CT narrative, planning ecosystem partnerships, preparing grant applications, launching tokens, pricin
vite
Configure and optimize Vite 7 for React projects. Covers build tooling, dev server, plugins, HMR, chunk splitting, Environment API, and Rolldown integration. Use when setting up Vite, configuring builds, optimizing bundles, managing plugins, or troubleshooting dev server. Trigger
tanstack
Build type-safe React apps with TanStack Query (data fetching, caching, mutations), Router (file-based routing, search params, loaders), and Start (SSR, server functions, middleware). Use when working with react-query, data fetching, server state, routing, search params, loaders,
swift-macos
Comprehensive macOS app development with Swift 6.2, SwiftUI, SwiftData, Swift Concurrency, Foundation Models, Swift Testing, ScreenCaptureKit, and app distribution. Use when building native Mac apps, implementing windows/scenes/navigation/menus/toolbars, SwiftData models and quer
standard-readme
Write or audit README files following the Standard Readme specification (github.com/RichardLitt/standard-readme). Use this skill whenever the user asks to create, write, rewrite, improve, audit, or fix a README - even if they don't mention "standard readme" explicitly. Also trigg
solana-security
Audit Solana programs (Anchor or native Rust) for security vulnerabilities. Use when reviewing smart contract security, finding exploits, analyzing attack vectors, performing security assessments, or when explicitly asked to audit, review security, check for bugs, or find vulnera
solana-development
Build Solana programs with Anchor framework or native Rust. Use when developing Solana smart contracts, implementing token operations, testing programs, deploying to networks, or working with Solana development. Covers both high-level Anchor framework (recommended) and low-level
solana-compression
Build with ZK Compression on Solana using Light Protocol. Use when creating compressed tokens, compressed PDAs, or integrating ZK compression into Solana programs. Covers compressed account model, state trees, validity proofs, and client integration with Helius/Photon RPC.
skills-best-practices
Build high-quality Agent Skills for Claude following official Anthropic best practices. Covers SKILL.md structure, frontmatter, description writing, progressive disclosure, testing, patterns, troubleshooting, and distribution across all surfaces (Claude.ai, Claude Code, API, Agen
skill-seekers-ref
Convert documentation, GitHub repos, PDFs, codebases, videos, and more into structured AI skills using the skill-seekers CLI. Use this skill whenever the user wants to create an AI skill from any knowledge source, scrape docs into a skill, analyze a codebase for patterns, enhance
shadcn-tailwind
Build UIs with Tailwind CSS v4 and shadcn/ui. Covers CSS variables with OKLCH colors, component variants with CVA, responsive design, dark mode, and Tailwind v4.2 features. Supports Radix UI and Base UI primitives, CLI 3.0, and visual styles. Use when building interfaces with Tai
review-github-pr
GitHub PR code review - fetches the diff, runs automated checks, launches 3 parallel review agents (correctness, convention compliance, efficiency) to analyze changes, validates findings against actual code, and drafts a GitHub review. Use when reviewing pull requests. Triggers o
react-typescript
Build React 19 applications with TypeScript. Covers Actions, Activity, use() hook, React Compiler, ref-as-prop, useEffectEvent, and strict TypeScript patterns. Use when creating components, managing state, typing props, handling events, using hooks, or working with React 19 featu
python-dev
Opinionated Python development setup with uv + ty + ruff + pytest + just. Use when creating new Python projects, setting up pyproject.toml, configuring linting, type checking, testing, or build tooling. Triggers on "python project", "uv init", "pyproject.toml", "ruff config", "ty
privy-integration
Integrates Privy authentication, embedded wallets, and agent payment protocols into web and agentic apps. Covers React SDK (PrivyProvider, hooks, wagmi), Node.js SDK, smart wallets (ERC-4337), x402 and MPP machine payments, Tempo chain, and agentic wallets with policies. Use when
polish
Pre-release code review - runs lint/type checks, then launches 3 parallel review agents (cleanliness, design, efficiency) to analyze the diff, synthesizes a unified report, and fixes with approval. Use before committing, pushing, or releasing changes. Triggers on "review code", "
openclaw-ref
OpenClaw platform reference - plugin system, extensions, configuration, boot/provisioning, channels, models, CLI. Use when working on openclaw codebase, building openclaw plugins/extensions, configuring openclaw instances, provisioning openclaw gateways, designing agent provision
mpp
Build with MPP (Machine Payments Protocol) - the open protocol for machine-to-machine payments over HTTP 402. Use when developing paid APIs, payment-gated content, AI agent payment flows, MCP tool payments, pay-per-token streaming, or any service using HTTP 402 Payment Required.
mcp-best-practices
Build production MCP servers with the TypeScript SDK. Covers spec 2025-11-25, SDK v1.28+/v2, transport selection, tool design, error handling, security, performance, known bugs with workarounds, MCP extensions, MCP Apps (interactive UIs), authorization extensions, and the MCP Reg