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Found 1,495 Skills
Chemistry subject expertise for study notes, problem-solving, and explanations. Covers organic, inorganic, physical, and analytical chemistry. Provides reaction mechanisms, molecular diagrams, formulas, and worked examples. Use when studying chemistry topics, creating chemistry notes, solving chemistry problems, or explaining chemical concepts. Triggers - chemistry help, chemical reactions, organic chemistry, periodic table, stoichiometry, molecular structures.
Select and apply Patronum operators for Effector code with minimal, practical v2.x examples. Use when tasks involve choosing between Patronum operators, composing reactive state flows, replacing manual sample/combine boilerplate with Patronum utilities, explaining operator signatures and return types, or adapting legacy Patronum usage to modern v2 shorthand and import patterns.
Generate Jest unit tests for JavaScript/TypeScript with mocking, coverage. Use for JS/TS modules, React components, test generation, or encountering missing coverage, improper mocking, test structure errors.
React vendoring and react-server layer boundaries. Use when editing entry-base.ts, $$compiled.internal.d.ts, compiled/react* packages, or taskfile.js copy_vendor_react. Covers the entry-base.ts boundary (all react-server-dom-webpack/* imports must go through it), vendored React channels, type declarations, Turbopack remap to react-server-dom-turbopack, ComponentMod access patterns, and ESLint suppression for guarded requires.
React/TypeScript frontend development rules including type safety, component design, state management, and error handling. Use when implementing React components, TypeScript code, or frontend features.
Install and configure shadcn/ui components for React projects. Guides component selection, installation order, dependency management, customisation with semantic tokens, and common UI recipes (forms, data tables, navigation, modals). Use after tailwind-theme-builder has set up the theme infrastructure, when adding components, building forms, creating data tables, or setting up navigation.
Scaffold a full-stack Cloudflare app from vite-flare-starter — React 19, Hono, D1+Drizzle, better-auth, Tailwind v4+shadcn/ui, TanStack Query, R2, Workers AI. Run setup.sh to clone, configure, and deploy.
Apply React Router 7 framework mode best practices including server-first data fetching, type-safe loaders/actions, proper hydration strategies, middleware authentication, handle metadata, useMatches/useRouteLoaderData hooks, and maximum type safety. Use when working with React Router 7 framework mode, implementing loaders, actions, route protection, breadcrumbs, streaming with Suspense/Await, URL search params, form validation, optimistic UI, resource routes (API endpoints), route configuration, or building SSR applications.
Guides proper usage of "use client" directive in React/Next.js. Use this skill when adding client components, troubleshooting Server Component errors, or deciding where to place the client boundary.
Integrate and use argon-router in React web applications with Effector. Use when tasks involve creating routes and routers, wiring RouterControls/history adapters, composing routes with chainRoute/group/createVirtualRoute, rendering views with RouterProvider/createRoutesView/Outlet, building links with Link/useLink, and managing URL query state with trackQuery and @argon-router/paths.
Use when integrating Atomic Design methodology with React, Vue, Angular, or other frameworks. Framework-specific implementation patterns.
Find, install, configure, and integrate Tool UI components in React apps using shadcn registry entries, compatibility checks, scaffolded runtime wiring, and troubleshooting workflows. Use when developers ask to add one or more Tool UI components, choose components for a use case, verify compatibility, or wire Tool UI payloads into assistant-ui or an existing chat/runtime stack.