Grim kingdoms: Lost structures & ruins
by HardWater
Grim Kingdoms: Lost Structures & Ruins places close to 100 handmade forts, citadels, castles, towers, ships and huts into a world, along with two kingdoms.
What it does
The structures are fantasy and medieval in style, and they are inhabited by vanilla mobs as well as custom vanilla-style mobs such as feral white rabbits and gnomes. Loot is drawn from vanilla loot tables, and some hidden special items can be found inside the ruins.
The mod runs on Fabric, Forge, NeoForge and Quilt, and it is also available as a data pack. Only the server has to run the mod to generate and populate the structures, while players can leave it out. Files exist across 27 release versions, and the latest build for every loader is 2.0.3+mod for 26.3, published 2026-07-17. The mod was first published on 2025-12-20 and is released under All rights reserved, so it is not open source.
Key features
Handmade structures
Close to 100 structures, including forts, citadels, castles, towers, ships and huts, are added to newly generated terrain.
Two kingdoms
Two larger kingdom sites join the smaller structures, giving the world bigger landmarks to find.
Custom mobs
Vanilla-based mobs such as feral white rabbits and gnomes inhabit the structures alongside the usual world mobs.
Hidden special items
Some structures hold hidden items beyond the standard loot tables, which players can search for in the ruins.
Gallery
Compatibility
Latest build for each game version and loader.
26.x5 of 5 versions with builds
1.21.x12 of 12 versions with builds
1.20.x5 of 5 versions with builds
1.19.x5 of 5 versions with builds
Only full game releases are shown. This mod publishes no snapshot builds.
Questions
Does Grim Kingdoms need a specific loader?
Does every player need Grim Kingdoms installed?
In the catalog
Grim kingdoms: Lost structures & ruins is one of 12,078 Decoration mods on ModsFinder, and one of 6,982 Decoration mods for Fabric. 8,071 mods support Minecraft 26.3.
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What the author says
Grim Kingdoms: Lost Structures & Ruins adds close to 100 handmade structures, fantasy and medieval forts, citadels, castles, towers, ships, huts, and 2 kingdoms to your Minecraft world, inhabited by vanilla, and custom vanilla mobs, including feral white rabbits, gnomes etc... Vanilla loot tables + hidden special items
Official listing
- Modrinth page
- modrinth.com/mod/grim-kingdoms-lost-structures-ruins
- Owner
- HardWater
- Published
- 2025-12-20
- Updated on Modrinth
- 2026-07-17
- Facts verified
- 2026-10-15
