Open Source
Open Source
Section titled “Open Source”Projects I’ve designed, built, and shipped. Each one solves a real problem and runs in production.
Code Royale
Section titled “Code Royale”Multiplayer coding battle platform. Real-time WebSocket gameplay, programmable bots, Elo ranking, and a challenge bank spanning 9 programming topics.
| Stack | Go, Next.js 15, TypeScript, PostgreSQL, Redis, WebSocket, Judge0 |
| Highlights | Lock-free matchmaking, bot AI with Elo scaling, i18n (PT/ES), Cloud Run |
| Repo | github.com/dionisioedu/code-royale |
| Live | coderoyale.app |
Wheel of List
Section titled “Wheel of List”Random picker wheel with 10+ tools — name picker, yes/no, dice, teams, and more. Zero dependencies, instant load.
| Stack | Vanilla JS, CSS, HTML5 Canvas, GitHub Pages |
| Highlights | 37 pages, AdSense optimized, 10 tools + 8 templates + 15 blog posts |
| Repo | github.com/dionisioedu/wheelofnames |
| Live | wheeloflist.com |
Amorfy
Section titled “Amorfy”Content site on relationship psychology. Static HTML generated from Python templates. AdSense monetized.
| Stack | Python (content generation), Static HTML, GitHub Pages |
| Highlights | SEO-optimized, bilingual-ready architecture, automated content pipeline |
| Repo | github.com/dionisioedu/amorfy |
| Live | amorfy.com.br |
This Site
Section titled “This Site”The site you’re on right now. Bilingual, dark by default, no trackers.
| Stack | Astro, Starlight, Markdown/MDX, GitHub Pages |
| Highlights | RSS, JSON-LD, bilingual (EN/PT), engineer aesthetic |
| Repo | github.com/dionisioedu/dionisioedu.github.io |
All projects are MIT licensed unless noted otherwise. Contributions welcome.