
Stellar Throne
A Stylized Sci-Fi 4X Game Built with AI and Zig
Hey fellow devs! 👋
I’m Philip aka MrPhil, and I’ve been building a stylized sci-fi 4X strategy game called Stellar Throne — think space fleets, alien diplomacy, and AI-powered opponents... all crafted in Zig with a custom SDL2 engine.
This project began as an experiment in what I call Agentic Game Development — using Claude and ChatGPT not just for code generation, but as collaborative “junior devs” who help with design, testing, and even refactoring. That experiment turned into the full game you’ll see here.
🌌 What is Stellar Throne?
A procedurally generated galaxy where:
You explore new star systems and colonize alien worlds
Wage fleet battles and ground invasions
Engage with AI empires that (hopefully) think strategically
Manage tech trees, shipyards, and planetary construction
All presented in a clean, readable, vector-style UI
I’ve been focused on three core pillars:
Readable Star Map – Prioritizing clarity over noise
Competent AI Opponents – AI that doesn't stall or turtle forever
AI-Assisted Dev Workflow – Most systems are co-authored with Claude and GPT
🛠️ Tech Stack
Language: Zig
Rendering: SDL2
Asset Pipeline: Custom tools + AI-generated spritesheets
Workflow: AI-assisted using Claude, ChatGPT, and prompt-engineered pipelines
📸 Screenshots, Features, and GIFs Coming Soon...
This devlog will showcase:
Visual progress (maps, fleets, planets)
System design (combat, diplomacy, exploration)
Experiments in agentic coding
Behind-the-scenes lessons (including AI fails and surprises)
If you're interested in:
Building strategy games from scratch
Using AI as part of your dev workflow
Zig game development
...then I think you’ll enjoy following along.
🛰️ Follow Progress Here:
Dev blog: mrphilgames.com
Newsletter (deep dives + AI experiments): mrphilgames.substack.com
Twitter: @mrphilgames
Looking forward to your feedback, ideas, or just watching along!
Cheers,
– MrPhil
About
Because I wanted to build the kind of 4X strategy game I always wished existed — one with a clean, readable star map, opponents that actually make smart decisions. I also wanted to see what was possible with AI tools.

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