Build the World
For people who would rather design a world than just play in one. Icesus is built by volunteers who write its areas, NPCs, quests and stories — and a real player walks through your work within days, not someday. This is where building starts.
Start here
How to Build a Game World
The builder's craft: designing areas, rooms, NPCs, quests and lore for a living world — and why doing it inside a 31-year-old game beats an empty solo project.
How to Make a MUD
What it really takes to make a multi-user dungeon: world design, engine choice, content, hosting, and the hardest part — finding players.
FluffOS vs Evennia: Choosing a MUD Engine
Under the hood, for the technically curious. A code-level comparison of the two engines, and why Icesus runs on FluffOS.
Contribute to Icesus
If you would rather build inside a living world than start an empty one, see Contribute to Icesus. New to the game itself? Start with How to Play a MUD.