Projects and experiments

Demos and code

Projects

• 

  BrowserQuest on Workers

  2026

  Port of Mozilla's HTML5 MMO to Cloudflare Workers: Durable Objects with SQLite, hibernating WebSockets and the game loop on Alarms.

  • Workers
  • Durable Objects
  • WebSockets

  Based on mozilla/BrowserQuest

  Demo(opens in a new tab)Code(opens in a new tab)
• 

  Who Wants to Be a Millionaire?

  2025

  Financial literacy game inspired by the TV quiz show, with lifelines and an AI assistant. Workers, D1, KV and RAG.

  • Workers
  • D1
  • RAG

  Demo(opens in a new tab)Code(opens in a new tab)
• 

  RetroWorkers

  2025

  Classic games served from Workers, each on its own subdomain: Arkanoid, Tetris, Snake and Minesweeper. Arkanoid was migrated from C++/SFML to TypeScript in a single vibe coding session.

  • Workers
  • TypeScript
  • Games

  Based on Kttra/RetroGamesCplus

  Demo(opens in a new tab)Code(opens in a new tab)

• 

  EmDash blog

  2026

  Deployment of the EmDash CMS on Workers with access protected by Zero Trust, documented on the blog.

  • EmDash
  • Zero Trust

  Based on emdash-cms/emdash

  Demo(opens in a new tab)Article
• 

  Cloudflare en Español

  2026

  Community index of Spanish-language Cloudflare resources: official repositories, documentation and hands-on guides.

  • Cloudflare
  • Community

  Code(opens in a new tab)
• 

  carlosluengo.com

  2026

  This site: Astro and Tailwind on Cloudflare Workers, with images optimised in R2.

  • Astro
  • Workers
  • R2

  Code(opens in a new tab)
• 

  FocAIRemover

  2026

  Research prototype on Workers that detects and removes verifiable AI provenance marks, such as invisible Unicode and metadata.

  • Workers
  • TypeScript
  • Research

  Based on guillaumemeyer/watermarks-remover

  Code(opens in a new tab)
• 

  Cloudflare Demos ES

  2025

  Spanish-language demos and examples that explain Cloudflare use cases.

  • Cloudflare
  • Demos

  Demo(opens in a new tab)
• 

  DNS Discovery

  2025

  DNS exploration tool published on Workers.

  • DNS
  • Workers

  Demo(opens in a new tab)
• 

  FOCA Web

  2025

  Web-based, serverless version of FOCA, the ElevenPaths tool for finding metadata and hidden information in documents.

  • Security
  • Workers

  Based on ElevenPaths/FOCA

  Demo(opens in a new tab)Code(opens in a new tab)
• 

  Space Shooter

  2025

  The classic space shooter, rewritten in TypeScript from the Python/Pygame version.

  • TypeScript
  • Games

  Based on tasdikrahman/spaceShooter

  Demo(opens in a new tab)Code(opens in a new tab)
• 

  1-2-3 Math

  2025

  Web game for young children to practise addition and subtraction with short, timed challenges.

  • React
  • Education

  Demo(opens in a new tab)Article
• 

  1-2-3 Logic

  2025

  Visual emoji puzzles to build logic and reasoning skills at an early age.

  • React
  • Education

  Demo(opens in a new tab)Article
• 

  Animal memory game

  2025

  Animal-themed memory game for practising in class.

  • Education
  • Games

  Demo(opens in a new tab)
• 

  Vibe Coding Example

  2025

  Small web projects built with vibe coding: an online noughts and crosses, an eighties-style Snake and other interface exercises.

  • Vibe coding
  • Web

  Code(opens in a new tab)
• 

  PartyRock workshop

  2025

  Course on building no-code generative AI applications with Amazon Bedrock and PartyRock, designed for non-profit organisations.

  • Generative AI
  • Training

  Slides (PDF)(opens in a new tab)
• 

  TimerCF

  2024

  Countdown timer for events and classes, deployed on Workers, with a classroom variant.

  • Workers
  • Events

  Demo(opens in a new tab)Article
• Duck Marines

  Duck Marines

  2024

  TypeScript adaptation of Duck Marines, a free remake of ChuChu Rocket.

  • TypeScript
  • Games

  Based on SimonLarsen/duckmarines

  Code(opens in a new tab)
• 

  Spanish provinces and capitals

  2024

  Educational game for practising the provinces and capitals of Spain.

  • Education
  • Games

  Demo(opens in a new tab)
• 

  Form Event

  2024

  Serverless event registration form on Workers.

  • Workers
  • Forms

  Demo(opens in a new tab)