MC Toolkit / World / Seed Map
Minecraft Seed Map
Type a seed and see the world before you play it: biomes, villages, ocean monuments, slime chunks and more. Java and Bedrock, 1.20 through 26.3, in your browser.
Preview a worldgen datapack — Terralith, Tectonic and friends. The pack is read in your browser; nothing is uploaded.
Latest guides
Browse all guides →How to locate structures in Minecraft, and how far each method looks
/locate, explorer maps, Eyes of Ender and dolphins all search a limited range. The real ranges from the 26.3 code, and why /locate misses buried treasure nearby.
How to play Minecraft for free: the legal ways, and the demo's rules
The official free trial, Minecraft Classic and the Realms trial — plus what the Java demo does, read from its code: 100 minutes, one fixed world and a reset button.
Six version options, four world generators — three of them are the same world
26.1, 26.2 and 26.3 all resolve to one generator in the seed map — though 26.3 added a biome it cannot draw yet. And 1.21.1 and 1.21.3 are different generators, which catches people mid-line.