By fusengine
Build React 19 applications using hooks, TanStack Router, Zustand, React Hook Form, shadcn/ui, and Testing Library with SOLID principles, while leveraging AI-powered web search, design assistance, and multi-step reasoning via MCP servers.
Zustand v5 state management for React. Use when implementing global state, stores, persist, or client-side state.
TanStack Router - 100% type-safe routing, file-based routes, loaders, search params. Use when implementing routing in React apps (NOT Next.js).
Testing Library for React 19 - render, screen, userEvent, waitFor, Suspense. Use when writing tests for React components with Vitest.
React 19.2 features - use(), useOptimistic, useActionState, useEffectEvent, Activity component, React Compiler. Use when implementing React 19 patterns.
TanStack Form v1 - type-safe forms with Zod/Yup/Valibot validation, async validation, arrays, nested fields, React 19 Server Actions
Modifies files
Hook triggers on file write and edit operations
Uses power tools
Uses Bash, Write, or Edit tools
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A plugin ecosystem that turns Claude Code into a supervised, multi-agent development environment. Expert agents write code, hooks enforce quality in real-time, skills inject framework-specific knowledge, and intelligent cartography auto-maps plugins and projects — so Claude never guesses, never duplicates, and always follows your architecture.

Without plugins: Claude Code writes code based on its training data. It can hallucinate APIs, duplicate existing code, ignore your project structure, and produce inconsistent quality.
With Fusengine plugins:
# Add marketplace
/plugin marketplace add fusengine/agents
# Install all plugins
/plugin install fuse-ai-pilot fuse-commit-pro fuse-laravel fuse-nextjs fuse-react fuse-astro fuse-swift-apple-expert fuse-solid fuse-tailwindcss fuse-design fuse-prompt-engineer fuse-shadcn-ui fuse-security fuse-changelog
# Setup (hooks + API keys + MCP servers)
~/.claude/plugins/marketplaces/fusengine-plugins/setup.sh # macOS / Linux
~\.claude\plugins\marketplaces\fusengine-plugins\setup.ps1 # Windows
Statusline (optional):
bun --cwd ~/.claude/plugins/marketplaces/fusengine-plugins/plugins/core-guards/statusline run config
User prompt → Hook detects project type → Expert agent activated
→ Hook loads SOLID references → Agent reads docs via MCP
→ Hook blocks if DRY violation → Agent writes code
→ Hook checks file size → Sniper validates quality
→ Hook blocks secrets → Commit with version bump
Every step is intercepted. Claude cannot skip research, cannot duplicate code, cannot exceed file size limits, and cannot commit without security validation.
Each plugin provides an expert agent that auto-activates when it detects the framework in your project. The agent has access to official documentation via MCP servers and follows SOLID principles enforced by hooks.
| Plugin | Detects | What the agent does |
|---|---|---|
| fuse-nextjs | next.config.* | App Router, RSC, Prisma 7, Better Auth, proxy.ts patterns |
| fuse-laravel | composer.json + artisan | Eloquent, Livewire, Blade, queues, Sanctum, Stripe Connect |
| fuse-react | package.json + React | React 19 hooks, TanStack Router/Form, Zustand stores |
| fuse-astro | astro.config.* | Islands, Content Layer, Actions, SEO, Starlight, i18n |
| fuse-swift-apple-expert | Package.swift | SwiftUI, concurrency, all Apple platforms (iOS → visionOS) |
| fuse-tailwindcss | tailwind.config.* | v4.1 CSS-first config, @theme, @utility, OKLCH colors |
| fuse-design | Any UI task | Gemini Design MCP + shadcn/ui + WCAG 2.2 accessibility |
| fuse-shadcn-ui | components.json | Radix/Base UI detection, registry, theming, migration |
npx claudepluginhub fusengine/agents --plugin fuse-reactDesign Director for complete apps, sites, and SaaS. Multi-stack support (React/shadcn, Laravel/Livewire Flux, Swift/SwiftUI). Identity System, page layouts, motion system, palette generator, design audit. Anti-AI-Slop, WCAG 2.2, Gemini Design MCP.
Expert Prompt Engineer with Context Engineering, Meta-Prompting, Chain-of-Thought, Few-Shot, Agent Design, 50+ Template Library, and A/B Testing
Expert Tailwind CSS v4.1 - CSS-first configuration, @theme, @utility, @variant, Oxide engine 5x faster, OKLCH colors, container queries, 15 specialized skills
Expert Laravel 12 + PHP 8.5 with SOLID principles, Eloquent, Livewire, and comprehensive documentation
Security vulnerability detection and remediation: OWASP Top 10, SAST scanning, CVE research, dependency audit, secrets detection
React, React Flow, React Router, shadcn/ui, Tailwind v4, Vitest, and Zustand code review. Pairs with beagle-core for full workflow.
Comprehensive React 19 expertise system covering Server Components, Client Components, hooks, state management, patterns, and testing. PROACTIVELY activate for: (1) ANY React task, (2) React 19 Server/Client Components, (3) Server Actions with 'use server', (4) React hooks (useState, useEffect, useRef, useMemo, useCallback, useTransition, useDeferredValue, useActionState, useOptimistic, useFormStatus), (5) State management (Context, Zustand, Jotai, TanStack Query, SWR), (6) Component patterns (compound, render props, HOC, custom hooks), (7) TypeScript with React, (8) Form handling (React Hook Form, Zod), (9) Performance optimization (React.memo, code splitting, virtualization), (10) Testing with Vitest/Jest and React Testing Library. Provides: React 19 complete features, use() hook for promises, Server Components architecture, Client Component patterns, all hooks with TypeScript, state management solutions, component patterns, forms and validation, performance optimization techniques, comprehensive testing patterns.
React, Next.js, and TanStack Start development
Type-safe routing with search params and data loading
Expert shadcn/ui with Radix UI and Base UI detection, component patterns, registries, theming, and migration
Build type-safe, file-based routing for React with TanStack Router. Covers first-class search param APIs with Zod/Valibot/ArkType validation, built-in data loading with SWR caching, automatic code splitting, 100% inferred TypeScript types, authentication with route protection, SSR streaming and dehydration, route masking, URL rewrites, view transitions, document head management, scroll restoration, and bundler configuration for Vite, Webpack, Rspack, and esbuild.