What if learning to code felt like building with LEGO?
Each block is a piece of production-ready software that does ONE thing well. Learn to build them. Test them. Deploy them. Compose them into systems.
How It Works
Choose a Block
Pick what you want to build. Each block solves a real problem.
Follow the Tutorial
Interactive lessons teach you TDD, security, and best practices.
Build & Test
Write tests first, then implement. Watch them turn green.
Earn Your Badge
Track your progress. Level up from Explorer to Creator.
Available Blocks
Magic Link Generator
Build secure, temporary authentication links with cryptographic signing.
Available NowContext Store
Build a D1 database block for storing and retrieving structured data.
Coming SoonSMS Sender
Integrate Twilio to send SMS messages with retry logic and error handling.
Coming SoonPage Generator
Build dynamic HTML templates with server-side rendering.
Coming SoonWhat You'll Learn
🧪 Test-Driven Development
Write tests first, then implement. Build confidence in your code.
🏗️ Block Methodology
Single responsibility, clear interfaces, composable architecture.
🔒 Security Best Practices
Cryptographic signing, input validation, safe error handling.
☁️ Cloud Native
Deploy to Cloudflare Workers, use edge databases, scale globally.
Level Up Your Skills
Explorer
Complete the tutorial. Understand how the block works.
Integrator
Use the block in a real service. Compose with other blocks.
Master
Modify and extend the block. Add new features.
Creator
Build your own blocks. Teach others.