Spacy

Conquer the galaxy, one empire at a time

A real-time multiplayer space strategy browser game, started on February 11, 2026. Full-stack TypeScript monorepo architecture with a procedural universe of 10 galaxies, tick-based combat and complex economy.

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Project overview

Spacy is a space empire MMO where each player builds, researches, explores and battles in a persistent universe. The project showcases full-stack expertise with monorepo architecture, shared types via GitHub Packages, real-time Socket.IO communication and automated CI/CD.

Galaxies

Buildings

Technologies

Ships

Defenses

Fleet missions

Player Frontend

Nuxt 4 SSR app with Vuetify 4, TresJS galactic 3D rendering and real-time Socket.IO

Nuxt 4

Vuetify 4

TresJS

Three.js

Pinia 3

Backend API

Express + Prisma 7 API with PostgreSQL, Redis, OAuth Google/Discord, Stripe and 61 game services

Express

Prisma 7

PostgreSQL

Redis

Socket.IO

Stripe

Tick-Worker

Dedicated Node 22 service for game ticks (combat, expedition, mining, recycling, colonization). Horizontally scalable via FNV-1a sharding, communication through Redis Streams

Node 22

Redis Streams

Sharding FNV-1a

tsup

Sentry

Admin Backoffice

Vue 3 + Vite SPA with ECharts and Vue Flow visual editor for the DAG tech tree

Vite 7

ECharts

Vue Flow

ELK.js

SpacyTypes

Shared TypeScript package published on GitHub Packages: Socket.IO events, game and API types

TypeScript

GitHub Packages

npm workspaces

System architecture

A modern monorepo architecture with shared types and real-time communication

Gameplay preview

Empire & Economy

Complete empire management: resources, installations and research tree

Dashboard

Player account overview with stats, rankings and real-time notifications

Empire view

Centralized management of all your colonized planets and their production queues

Resource production

Metal, Silicon, Deuterium and Energy: real-time economy balancing

Planetary installations

Build mines, refineries, power plants and specialized buildings (16 types)

Research tree

14 technologies with DAG dependency tree and cumulative bonuses per level

Construction & Combat

Build your fleet and defend your planets against other empires

Shipyard

Build 11 ship types: recon, frigates, cruisers, destroyers, bombers...

Orbital defenses

Turrets, lasers, missiles and planetary shields to repel attacks

Galactic exploration

Massive procedural universe: 10 galaxies × 100-500 systems × 1-8 planets randomly generated

Universe map

Navigate the 10 galaxies of the persistent universe with progressive discovery

Galactic view

Explore systems per galaxy with espionage probes and discovery missions

Solar system

1 to 8 planets per system, 5 star types with realistic habitable zones

Empire bestiary

Ships, buildings and defenses — every asset is designed to deliver a coherent visual experience.

Choose a category

Key features

A complete MMO with economy, research, ship construction, tick-based combat and procedural universe

Economy & Production

Complex economic system with 3 resources and energy balance

3 main resources: Metal, Silicon, Deuterium

Energy: solar plants + fusion reactors

Fully configurable exponential production

Limited storage with dedicated hangar buildings

15 planetary buildings (resources, storage, facilities)

Parallel construction queues with cost prediction

Technology research

DAG (Directed Acyclic Graph) tech tree with visual admin editor

14 technologies with dependency tree

5 categories: economy, exploration, propulsion, combat, logistics

Cumulative bonuses with exponential progression

Server-side prerequisite validation

Visual editor Vue Flow + ELK.js in backoffice

Anti-cycle graphology validation with Graphology

Naval construction

17 ship types: 6 utility, 10 military and 1 superweapon

Recon & exploration: Recon Drone, Scout

Logistics: Freighter, Salvager, Asteroid Miner, Ark, Solar Satellite

Light combat: Fighter, Interceptor, Frigate

Heavy combat: Cruiser, Battleship, Bomber, Destroyer, Tracker

Support: Supplier (heals allied units in combat)

Superweapon: P.A.S. (Strategic Annihilation Platform)

Tick-based combat & horizontal scaling

Real-time combat engine offloaded to horizontally scalable Tick-Workers

Shots proportional to fleet composition

Ballistic vs energy vs shield vs armor vs EMP mitigation

Recoverable debris fields after combat (configurable rate)

Dedicated Tick-Workers: FNV-1a 32-bit sharding, horizontal scaling without coordination

Asynchronous communication via Redis Streams (XADD/XREADGROUP)

9 missions: Attack, Transport, Deploy, Espionage, Colonize, Harvest, Expedition, Support, Mine

Procedural universe

Realistic procedural generation with stellar orbits, planet classes and habitable zones

10 galaxies × 100-500 systems × 1-8 planets (random generation)

5 star types with physically realistic habitable zones

3 planet classes: Dwarf, Rocky, Super-Earth

Progressive discovery through espionage and colonization

Combat-generated debris fields

Alcubierre engines for inter-galactic jumps (level 3+)

Diplomacy & Community

Alliances, chats, rankings and bounty system for a vibrant community

Alliance system with dedicated chat

Player-to-player private messaging

Multi-category rankings: global, economy, military, research, honor

Bounty system on enemies

Multi-language Codex documentation built-in

Real-time notifications via Socket.IO

Tech stack

End-to-end TypeScript, npm workspaces monorepo and shared types via GitHub Packages

Player Frontend

Nuxt 4.3

Vuetify 4

TresJS

Three.js

Pinia 3

Socket.IO Client

@nuxtjs/i18n

@nuxtjs/seo

TipTap 3

Embla Carousel

Sentry

Vitest 4

Backend API

Node 22

Express 4

Prisma 7

PostgreSQL 16

Redis 7

ioredis

Redlock

Socket.IO 4

JWT

OAuth2 Google

OAuth2 Discord

OTPAuth (TOTP 2FA)

Sharp

Stripe 20

Helmet

Graphology

Swagger + Scalar

Admin Backoffice

Vite 7

Vuetify 3.12

ECharts 6

Vue ChartJS

Vue Flow

ELK.js

Pinia

Tick-Worker

Node 22

TypeScript 5.3

tsup

tsx

ioredis

Redis Streams

Sharding FNV-1a

Sentry

@spacy-games/types

Infrastructure

PostgreSQL 16

Redis 7

MinIO S3

Cloudflare Turnstile

Sentry

DevOps & CI/CD

Docker Compose

Nginx

GitHub Actions

Harbor Registry

Multi-stage builds

GitHub Packages

npm workspaces

Git submodules

Metrics & impact

An ambitious and well-structured project, in active development for 2 months

Technical performance

Commits since Feb 11

373+ commits

Prisma models

99 models

Backend services

61 game services

Vue components

240+ components

Architecture

5 submodules + shared types

CI/CD

GitHub Actions → Harbor

Technical achievements

Procedural universe

10 random galaxies

Buildings + Technologies

15 + 14 (DAG)

Ship types

17 ships

Fleet missions

9 types

Internationalization

Multi-language (i18n)

Tick-Worker

Horizontal Redis Streams sharding

Ready to conquer the galaxy?

Join the Spacy community and build your space empire today

Play on spacy.games Join Discord