Factorio map-settings.json Builder

Tune pollution spread, biter evolution speed, and enemy expansion behaviour. Choose a preset or dial in exact values, then download your map-settings.json.

Presets

Pollution

Enabled

Diffusion Ratio

Default: 0.02

Min Diffusion Amount

Default: 15

Absorption / Second

Default: 0.0035 (forest per tile)

Biter Evolution

Enabled

Time Factor

Default: 0.000004

Destroy Factor

Default: 0.002

Pollution Factor

Default: 0.0000000015

Enemy Expansion

Enabled

Max Expansion Distance (chunks)

Default: 7

Settler Group Min Size

Default: 5

Settler Group Max Size

Default: 20

Min Expansion Cooldown (ticks)

Default: 14400 (4 min)

Max Expansion Cooldown (ticks)

Default: 216000 (60 min)

map-settings.json

{
  "pollution": {
    "enabled": true,
    "diffusion_ratio": 0.02,
    "min_pollution_diffusion_amount": 15,
    "absorption_per_second": 0.0035
  },
  "evolution": {
    "enabled": true,
    "time_factor": 4E-06,
    "destroy_factor": 0.002,
    "pollution_factor": 1.5E-09
  },
  "enemy_expansion": {
    "enabled": true,
    "max_expansion_distance": 7,
    "settler_group_min_size": 5,
    "settler_group_max_size": 20,
    "min_expansion_cooldown": 14400,
    "max_expansion_cooldown": 216000
  }
}

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