Chunk Viewer
Vanilla Java · BetaStructures
Biome legend
Click to toggle a biome. Shift + click to show only that biome.
About this map and accuracy
This is a biome slice of a new, default Vanilla Java world, not an uploaded save. Mods, datapacks, Large Biomes and chunks generated in older versions can change the result. Structure markers predict reference locations, not entrances; some terrain-dependent structures may not generate.
Swamp Hut and Buried Treasure layers are unavailable in 26.2 and 26.3 while a known surface Sulfur Caves issue is being verified. Zoom in if a dense structure layer reaches its search limit.
Generation runs on your device. Powered by cubiomes, by Cubitect and xpple. Engine version and MIT license.
Guide
Explore a Minecraft Java seed map
Enter a seed, choose the matching Java version and select a dimension to explore a new default Vanilla world. The Chunk Viewer displays a biome slice at the selected Y level. Move around the map and zoom in to inspect a region before starting your world.
The coordinate readout identifies the biome and chunk beneath your pointer. Click to mark a location, or enter X and Z coordinates to go there directly. Use the legend to hide biomes; Shift-click a biome to isolate it and use Show All Biomes to restore the full map.
Structure layers are optional and start disabled. Their markers predict reference positions, not exact entrances, and terrain can affect whether a structure generates. Mods, datapacks, Large Biomes and previously generated chunks can differ from this preview. Match the version to your world and read the map accuracy notes.
Copy Seed shares the active seed, while Copy Link preserves a link to the map view. Generation runs on your device; this tool previews seeds rather than opening an uploaded world save.