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Slime chunks

Structures

Minecraft Java Seed Map & Biome Finder

Open a random seed or paste your own to inspect Minecraft Java Edition biomes, supported structures, spawn context, and travel routes without leaving the browser.

The map is a planning tool, not a replacement for an in-game check. Select the exact version you play and verify terrain-dependent or newly supported locations before committing to a permanent world.

Java map modes

Version selectors from Java 1.7 through 26.2

Three dimensions

Plan supported Overworld, Nether, and End routes

Local generation

Biome tiles are calculated in browser workers

Verification notes

Known limits are stated instead of hidden

Java biome generation

Java biome tiles are generated locally with cubiomes compiled to WebAssembly. Select the version used by your world because major generation updates can change biome boundaries and the terrain surrounding a marker.

Structures and dimensions

Plan routes to villages, fortresses, bastions, strongholds, monuments, trial chambers, and other supported structures. Switch dimensions before comparing Nether or End routes; coordinates are dimension-specific.

What to verify in game

Treat terrain-dependent markers and the newest 26.x selections as planning candidates. Check important locations in a Creative copy before moving a server, speedrun route, or permanent base.

A practical Java seed workflow

Start at spawn, enable only the structures relevant to your goal, and inspect the first 1,000 to 2,000 blocks before zooming farther out. Builders can compare biome transitions and travel corridors; survival players can prioritize food, villages, portals, and stronghold access. The map narrows the search, while an in-game visit confirms terrain height, entrances, loot, and other details that a two-dimensional planner cannot guarantee.

Playing the other edition? Open the Minecraft Bedrock Seed Map, or read the Java vs Bedrock seed guide before comparing coordinates.

How to use MC Seed Map

In Minecraft, open chat and type /seed to get your world seed.
Paste the seed into the input above and press GO, or hit Enter.
Select your Minecraft version and dimension (Overworld / Nether / End).
Toggle structure types in the filter bar below the map.
Click any marker to copy coordinates or a ready-to-use /tp command.
Use the share button to copy a link with the current seed and view.

Frequently Asked Questions

Which Java Edition versions can I select?

The Java map includes selectors from 1.7 through 26.2. The current biome engine is strongest on the established cubiomes versions; newer 26.x selections share the latest engine available in this build, so verify important coordinates in game.

Are all Java structure markers exact?

Many Java biome and structure placements are deterministic and highly reliable. A few decorators and terrain-dependent structures can be approximate or unavailable, so use the map for planning and verify critical locations before committing to a long-term world.

Can the Java map show the Nether and End?

Yes. Use the dimension control to inspect the Overworld, Nether, and End. Some End markers are candidate positions because final terrain viability cannot always be reproduced by the browser engine.

Does my seed leave the browser?

Biome and structure calculations run in browser workers. The seed map itself does not need to send your seed to a remote generation service.

About this tool. MC Seed Map is developed and maintained by Gio Nui, an independent developer focused on Minecraft tooling. The project was built to provide a fast, privacy-respecting alternative to server-side seed map renderers.

Biome and structure generation is powered by cubiomes by Cubitect, a C library that reimplements Minecraft's world-generation algorithm.

Java Seed Map Bedrock Seed Map Popular Seeds Guides about contact privacy terms

This is not an official Minecraft product and is not approved, endorsed, or affiliated with Mojang Studios or Microsoft. Minecraft and related names, assets, and trademarks are the property of Mojang Studios and Microsoft.