worldmaxxing

A worldgen editor for Oxygen Not Included.

Edit clusters, biomes, subworld noise, world traits, POI placement, and meteor showers with a live preview. Start fresh, or pick up one you saved.

Also available as an MCP server, so Claude and other agents can edit worldgen for you.

New world · start from

Base Game12Classic13Spaced Out!12The Lab6

Terra ClusterV-SNDST-C

Marinea ClusterV-AQU-C

Relica ClusterV-PRE-C

Ceres ClusterV-CER-C

Oceania ClusterV-OCAN-C

Squelchy ClusterV-SWMP-C

Rime ClusterV-SFRZ-C

Verdante ClusterV-LUSH-C

Arboria ClusterV-FRST-C

Volcanea ClusterV-VOLCA-C

The Badlands ClusterV-BAD-C

Aridio ClusterV-HTFST-C

Oasisse ClusterV-OASIS-C

SeedRandomCreate world

Workshop

Custom noisesCompose the noise trees subworlds sampleCustom clustersUpload a cluster yaml as a start option