D20 Tavern

Mobile-first fantasy utility for Dungeons & Dragons, Baldur's Gate, and other tabletop or RPG sessions.

Highlights

• Built mobile-first for real session use, not just desktop demos
• Fast dice rolling with multiplayer comparison
• Built-in language switching for es, en, pt-BR, fr, de, and it
• Visual direction designed to feel more like a fantasy tool than a generic app
• Framework-free and easy to deploy on GitHub Pages
• Local session persistence and installable PWA support

Features

Current

• Solo d20 rolls
• More dice: d4, d6, d8, d10, d12, d20, d100
• Coin flip
• Multiplayer roll comparison
• Tie detection
• Critical and fumble highlights
• Short session history
• Language switching without reload
• LocalStorage persistence for session state
• PWA-ready setup with manifest and service worker

Planned

• Initiative tracker
• HP and temporary effect trackers
• Random decision tools

Quick Start

1. Clone the repository.
2. Open index.html in your browser.

This project is static and works well with GitHub Pages.

Project Structure

.
|-- .github/
|-- assets/
|-- index.html
|-- styles.css
|-- translations.js
|-- app.js
|-- manifest.json
|-- sw.js
|-- CONTRIBUTING.md
|-- CODE_OF_CONDUCT.md
|-- LICENSE
|-- TRANSLATING.md
`-- README.md

Internationalization

Supported languages:

• Spanish (es)
• English (en)
• Portuguese Brazil (pt-BR)
• French (fr)
• German (de)
• Italian (it)

Translations live in translations.js and cover:

• Static UI text
• Dynamic result messages
• History entries
• Player labels and placeholders
• Document title and meta description

Language selection supports:

• Browser language detection
• localStorage persistence
• URL control with ?lang=

For example:

• ?lang=en
• ?lang=es
• ?lang=fr

Contributing

Contributions are welcome.

• Read CONTRIBUTING.md
• Read TRANSLATING.md for localization updates
• Use the GitHub issue templates for bugs and ideas
• Follow CODE_OF_CONDUCT.md

Good first contributions:

• Add more dice modes
• Improve accessibility and keyboard support
• Add animations for multiplayer results
• Create screenshots or GIFs for the README

License

Released under the MIT License.

Copyright (c) 2026 Christopher David Alberto Roque