Asterra

Large-scale fantasy RTS in Unity — territory warfare, asymmetric factions, commander-led armies, and a world shaped by player choices.

Core loop: Battle → Capture Territory → Gather Resources → Upgrade Army → Make Choices → Change World

Locked design targets

Parameter	Value
Unity	6.3 LTS (6000.3.x)
Units / match	~1000
Map scale	~1 km skirmish
Factions	3 asymmetric
Players	up to 8
First slice	Skirmish
Multiplayer	Deterministic lockstep over NGO + Relay/Lobby
VCS	Git (this repo)

Open in Unity

1. Install Unity 6.3 LTS via Hub.
2. Add this project (Open → select repo root).
3. Allow package resolve; Unity will create .meta files.
4. Open Docs/ARCHITECTURE.md and Docs/ROADMAP.md.

Repo layout

Assets/Asterra/
  Core/         Shared IDs, commands, interfaces, deterministic RNG
  Gameplay/     Buildings, resources, factions, commanders, MatchBootstrap
  Simulation/   DOTS unit components (Phase 2)
  Net/          NGO lockstep bridge + session placeholders
  AI/           Army brain interface
  UI/           Skirmish HUD shell
Docs/           Architecture + roadmap

Packages (see Packages/manifest.json)

Netcode for GameObjects, Lobby, Relay, Authentication, Entities/Burst/Collections/Mathematics, AI Navigation, Input System, URP, Analytics.

Status

Phase 1 simulation is in place (build / train / move / attack / capture / income / upgrade + dummy enemy).
Phase 3 session/lockstep scaffolding is in place (Lobby/Relay service, frame gate, coordinator, presentation bridge). Scenes still need the Editor.

Headless check (needs .NET 8 SDK):

dotnet run --project tools/Asterra.Smoke -- 2000

See Docs/ARCHITECTURE.md, Docs/ROADMAP.md, Docs/CONTROLS.md, Docs/MULTIPLAYER.md.

GitHub: https://github.com/will-cas/Asterra