DEV Community

matteo Marinazzo
matteo Marinazzo

Posted on

I Built a Mini Games Platform With Pure JavaScript (No Framework) And Firebase

I challenged myself to build a browser-based mini games platform without using any heavy frameworks.

The goal was simple:

  • Instant play
  • No downloads
  • Clean architecture
  • 100/100 Lighthouse performance

Here’s what I learned building it from scratch.

Instead of relying on React or Vue, I structured the platform using modular vanilla JavaScript.

Each game is dynamically loaded, keeping the main bundle lightweight and fast.

Performance was a top priority.

By minimizing render-blocking resources and keeping the DOM clean, the platform currently scores 92 in Performance, Best Practices and SEO on Lighthouse.

One interesting challenge was balancing dynamic JavaScript rendering with SEO.

While most of the interface is JS-driven, adding structured semantic HTML content helped search engines better understand the site.

Actually I am creating a multiplayer game using Firebase RealTime database.

The result is a lightweight browser-based mini games platform that runs instantly without installation.

You can try it here:
https://mini-games.ch

Feedback from fellow developers is welcome.

Top comments (0)