Component Library
48 curated tools and libraries for your next hackathon. Every component vetted with setup times, difficulty ratings, and direct links.
Browse by building block
7 categoriesAnthropic Claude
Claude API for conversational AI. Strong reasoning and instruction following.
Clerk
Drop-in authentication UI with user management, organizations, and MFA built-in.
Cloudinary
Image and video management. Transformations, optimization, CDN.
cmdk
Command palette component. Fast, accessible, composable.
Drizzle ORM
Lightweight TypeScript ORM. SQL-like syntax, zero dependencies.
Excalidraw
Virtual whiteboard. Hand-drawn feel, real-time collaboration.
Framer Motion
Production-ready animations. Gestures, layout animations, and more.
Hugging Face
Hub for ML models. Inference API and Transformers.js for browser.
Inngest
Background jobs and workflows. Event-driven, durable execution.
LangChain.js
Framework for LLM applications. Chains, agents, RAG, and tools.
LemonSqueezy
Merchant of record. Handles payments, taxes, and compliance for you.
Liveblocks
Collaboration infrastructure. Presence, cursors, and conflict-free data.
Lucia Auth
Simple, lightweight authentication library. Full control, no vendor lock-in.
Monaco Editor
VS Code's editor as a component. Syntax highlighting, intellisense.
Neon
Serverless Postgres with branching and autoscaling.
NextAuth.js
Authentication for Next.js with 50+ providers. Supports JWT and database sessions.
OpenAI API
GPT-4, DALL-E, Whisper, and embeddings. The most widely used AI API.
Paddle
Complete payments infrastructure. Tax handling and compliance included.
Pinecone
Vector database for semantic search, RAG, and recommendations.
PlanetScale
Serverless MySQL with branching. Scale infinitely.
Posthog
Product analytics. Session replay, feature flags, A/B tests.
Prisma
Type-safe ORM. Auto-generated types, migrations, and studio.
Pusher
Realtime infrastructure. Channels, presence, and webhooks.
Radix UI
Unstyled, accessible primitives. Build your own design system.
React Email
Build emails with React components. Preview and test locally.
React Hook Form
Performant forms. Minimal re-renders, easy validation.
Replicate
Run open-source ML models in the cloud. Stable Diffusion, Llama, and more.
Sandpack
Live code editor and preview. In-browser bundling.
Sentry
Error tracking and performance monitoring.
shadcn/ui
Beautiful components. Copy-paste, not npm install. You own the code.
Socket.io
Realtime bidirectional communication. Works everywhere.
Stripe
Industry standard payment processing. Subscriptions, one-time payments, invoicing.
Supabase
Postgres + Auth + Realtime + Storage. The all-in-one backend.
Supabase Auth
Complete authentication with OAuth, magic links, and email/password. Works seamlessly with Supabase database.
TanStack Query
Async state management. Caching, refetching, and more.
TanStack Table
Headless table library. Sorting, filtering, pagination.
tldraw
Infinite canvas. Drawing, shapes, and real-time sync.
Tremor
Dashboard components. Charts, KPIs, and tables for React.
Trigger.dev
Background jobs with observability. Cron, webhooks, and long-running tasks.
Upstash Redis
Serverless Redis. Caching, rate limiting, and queues.
Vercel AI SDK
Unified SDK for OpenAI, Anthropic, Google, and more. Built-in streaming.