anthropic
Official Anthropic SDK for Claude AI with chat, streaming, function calling, and vision capabilities
espocrm
Comprehensive guide for developing on EspoCRM - metadata-driven CRM with service layer architecture
code-quality
Python code-quality anti-patterns and review checks: exception-hierarchy correctness, singleton identity comparison, narrow exception handling, wildcard-import avoidance, magic-number naming, and dead-local removal. Use when reviewing or self-reviewing Python code for correctness and readability defects that linters and reviewers should catch.
pyright
Pyright fast Python type checker from Microsoft with VS Code integration and strict type checking modes
desktop-applications
Build cross-platform desktop applications with Rust using Tauri framework and native GUI alternatives
tauri
Advanced Tauri event patterns for bidirectional communication, streaming data, window-to-window messaging, and custom event handling
cargo-release
PM-invocable protocol for Cargo publish and release operations in the trusty-tools Rust monorepo: semver rules, 10-step release sequence, macOS codesign safety, and cross-crate dependency ordering
rust-quality-gate
PM-invocable protocol for running and interpreting Rust quality gates in the trusty-tools monorepo: fmt, clippy, and test in strict sequence before any merge
vite
Vite lightning-fast build tool with instant HMR, ESM-first architecture, and zero-config setup for modern web development
trpc
tRPC end-to-end type-safe APIs for TypeScript with React Query integration and full-stack type safety
drizzle
Type-safe SQL ORM for TypeScript with zero runtime overhead
nodejs-backend
Node.js backend development with TypeScript, Express/Fastify servers, routing, middleware, and database integration
nextjs
Next.js environment variable management with file precedence, variable types, and deployment configurations. Use when configuring Next.js applications, managing environment-specific settings, or deploying to Vercel/Railway/Heroku.
react-advanced
Modern React 19 platform features and rendering architecture - the React Compiler (auto-memoization) and how it changes memoization guidance, concurrent rendering (useTransition/useDeferredValue/Suspense), the use() hook, Actions (useActionState/useOptimistic/useFormStatus), ref-as-prop and Context-as-provider changes, compound components, context selectors, error boundaries, portals, virtualization, code-splitting, and the RSC/'use client' boundary.
react-core
General React fundamentals - components and JSX, props and state, the core hooks (useState/useEffect/useRef/useMemo/useCallback/useContext), composition, conditional and list rendering, and controlled inputs. The canonical "depends on React" reference.
jest
Jest with TypeScript - Industry standard testing framework with 70% market share, mature ecosystem, React Testing Library integration
react-hooks-composition
Advanced React hooks composition patterns - SWR integration, debounced search, memoized contexts, state machines, and performance optimization
react-state-machine
Building reusable React state machine skills with XState v5 and the actor model
supabase
Supabase open-source Firebase alternative with Postgres, authentication, storage, and realtime subscriptions. Use when building full-stack applications requiring integrated backend services with Next.js, React, or Vue.
neon
Neon serverless Postgres with autoscaling, instant database branching, and zero-downtime deployments. Use when building serverless applications, implementing database branching for dev/staging, or deploying with Vercel/Netlify.
netlify
Netlify JAMstack deployment platform with serverless functions, forms, and identity
root-cause-tracing
Systematically trace bugs backward through call stack to find original trigger
writing-plans
Create detailed implementation plans with bite-sized tasks for engineers with zero codebase context
datadog
Full-stack observability with Datadog APM, logs, metrics, synthetics, and RUM. Use when implementing monitoring, tracing, alerting, or cost optimization for production systems.
sqlalchemy
SQLAlchemy Python SQL toolkit and ORM with powerful query builder, relationship mapping, and database migrations via Alembic
django
Django full-featured Python web framework with batteries included (ORM, admin, auth)
brainstorming
Interactive idea refinement using Socratic method to develop fully-formed designs
dispatching-parallel-agents
Use multiple Claude agents to investigate and fix independent problems concurrently
gh-cli
Reliably drive the GitHub gh CLI for issue, PR, and label operations in automation and subagent environments, with pre-flight verification so you never fabricate a success or a fake issue URL.
requesting-code-review
Dispatch code-reviewer subagent to review implementation against plan or requirements before proceeding
notebooklm-video-research
Automate NotebookLM notebook creation from YouTube videos. Given a YouTube video URL, extract information about people featured in the video, research them online, create a new NotebookLM notebook with the video and research as sources, and generate an audio overview. Uses screenshot-first automation to reliably target UI elements.
svelte-runes
Svelte runes guidance. Use for reactive state, props, effects, or migration. Covers $state, $derived, $effect, $props, $bindable. Prevents reactivity mistakes.
sveltekit-structure
SvelteKit structure guidance. Use for routing, layouts, error handling, SSR, or svelte:boundary. Covers file naming, nested layouts, error boundaries, pending UI, and hydration.
sveltekit-remote-functions
SvelteKit remote functions guidance. Use for command(), query(), form() patterns in .remote.ts files.
sveltekit-data-flow
SvelteKit data flow guidance. Use for load functions, form actions, server/client data, and invalidation. Covers +page.server.ts vs +page.ts, serialization, fail(), redirect(), error(), invalidateAll().
svelte-template-directives
Svelte template directives ({@attach}, {@html}, {@render}, {@const}, {@debug}). Use for DOM manipulation, third-party libs, tooltips, canvas, dynamic HTML. @attach replaces use: actions.
svelte-deployment
Svelte deployment guidance. Use for adapters, Vite config, pnpm setup, library authoring, PWA, or production builds.
svelte-components
Svelte component patterns. Use for web components, component libraries (Bits UI, Ark UI, Melt UI), form patterns, or third-party integration.
layerchart-svelte5
LayerChart Svelte 5 patterns. Use for chart components with tooltip snippets, Chart context access, and all Svelte 5 snippet patterns for tooltips, gradients, highlights, and axes.
ecosystem-guide
Guide to spences10's Claude Code ecosystem. Use when user asks which tool to use, how tools relate, or needs help choosing between MCP servers, skills, or CLIs.
svelte-styling
Svelte CSS styling patterns. Use for scoped styles, CSS custom properties, style: directive, :global, or styling child components.
mind-clone
Activate a Cognitive Digital Twin. Can simulate a custom subject (via core/ directory) OR load pre-installed celebrity/expert personas (from personas/ directory).
insight
用户需求洞察与产品机会分析技能。适用于新产品开发、营销策划、品类切入前的市场分析。当你需要快速理解目标用户、挖掘情绪动机、将洞察转化为可落地的产品机会时使用此技能。
party
Programmatic guide for the @cazala/party library: engine setup, modules, particles, and performance across CPU + WebGPU.
widget-coherence
This skill should be used when the user asks to "create a widget", "build a widget", "service portal widget", "sp_widget", "fix widget", "widget not working", "ng-click not working", or any Service Portal widget development.
flow-designer
This skill should be used when the user asks to "create flow", "Flow Designer", "workflow automation", "subflow", "action", "flow trigger", "scheduled flow", or any ServiceNow Flow Designer development.
workspace-builder
This skill should be used when the user asks to "App Engine Studio", "workspace builder", "custom workspace", "AES", "low code", "app development", "studio", or any ServiceNow App Engine Studio development.
virtual-agent
This skill should be used when the user asks to "create chatbot", "virtual agent", "VA topic", "NLU", "conversation", "chat flow", "topic block", or any ServiceNow Virtual Agent development.
vendor-management
This skill should be used when the user asks to "vendor", "supplier", "contract", "procurement", "SLA", "vendor risk", "vendor performance", or any ServiceNow Vendor Management development.
update-set-workflow
This skill should be used when the user asks to "update set", "create update set", "change tracking", "create something", "deploy", "make changes", "develop", "build a feature", or any ServiceNow development that requires change tracking.
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