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Sinimus

Vibe coding for the community

Independent developer building open-source board game companion apps. Turning complex tabletop experiences into elegant digital tools — one game at a time.

4 Companion Apps
100% Open Source
TypeScript Stack
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Projects

Open-source board game companion apps — making complex tabletop games more accessible with digital tools.

Root Companion

Heavy

2–4 players

  • Interactive setup wizard for any faction combination
  • Live game dashboard with score & power tracking
  • Map visualizer with clearing control overview
  • Battle simulator with faction-specific combat rules
TypeScript React Tailwind CSS
Source BGG Live Demo

Hegemony Companion

Expert

2–4 players

  • Economic calculators for all four social classes
  • Policy tracker with voting history
  • Tax & welfare computation engine
  • Class-specific dashboards with round summaries
TypeScript React Zustand shadcn/ui
Source BGG Live Demo

GWT: New Zealand Companion

Heavy

1–4 players

  • Randomized setup wizard with terrain variants
  • Scoring calculator with all point sources
  • Delivery tracker and route planning helper
  • Offline-ready PWA — works without internet
TypeScript React Vite PWA
Source BGG Live Demo

JotL Companion

Medium

1–4 players

  • Full campaign manager with progress persistence
  • Digital character sheets with level-up tracking
  • Scenario browser with spoiler-free navigation
  • Offline-first — all data stored locally via Dexie.js
TypeScript React Dexie.js PWA
Source BGG Live Demo

Eldritch Horror Companion

Heavy Coming Soon

1–8 players

  • Investigation & Ancient One tracker
  • Mythos deck management with encounter history
  • Encounter assistant with reference lookup
TypeScript Coming Soon
BGG

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