Cloudflare Dev Tutorials
Learn to build modern serverless applications with Cloudflare's developer platform. Interactive tutorials covering Workers, KV, D1, R2, and AI.
🔗
URL Shortener
Workers + KV
Build a URL shortening service with HTTP 301 redirects and global edge KV storage for sub-millisecond lookups
Learn:Serverless functions, key-value storage
Start tutorial→
📝
Task/Notes API
Workers + D1 Database
RESTful API with SQLite database at the edge. Implement GET, POST, PUT, DELETE endpoints with SQL queries and transactions
Learn:REST APIs, serverless SQL
Start tutorial→
🤖
AI Chat Interface
Pages + Workers AI
Interactive chat application with LLM inference using streaming responses. Deploy static frontend with serverless AI backend
Learn:Frontend deployment, AI integration
Start tutorial→
🖼️
Image Gallery
Pages + R2
S3-compatible object storage with multipart uploads, presigned URLs, and CDN-cached image delivery at scale
Learn:File uploads, object storage
Start tutorial→
Built with Next.js and Cloudflare Pages