factorio-blueprints
Factorio 2.0No Space AgeEvery blueprint says how it was tested

Vanilla Factorio blueprints, tested before they get here.

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ProductionBlueprint

Low density structure factory

18 assembling machines 3 with productivity modules 3, sped up by 21 beacons with speed modules 3, that make 6.28 low density structures per second from copper plates, steel plates and plastic bars.

255 entities · 20 × 34 tiles
Late gameModulesBeacons
Tested in-game Oct 2, 2026
PowerBlueprint

40-reactor nuclear power plant

Nuclear power plant with 40 reactors, 640 heat exchangers and 1,292 steam turbines: up to 6,240 MW, with a circuit that protects the plant from overload.

8,574 entities · 370 × 159 tiles
Late gameRobots only
Tested in-game Oct 2, 2026
PowerBlueprint

40-reactor nuclear power plant with solar panels and accumulators

40-reactor nuclear plant with no protection circuit and its own solar network that keeps the inserters and the pump running even if the base demands too much (6,136 MW measured).

8,809 entities · 370 × 159 tiles
Late gameRobots only
Tested in-game Oct 2, 2026
Mining & smeltingBlueprint

Stone brick smelter

Stone brick smelter with 8 electric furnaces using productivity modules and 18 beacons with speed modules, fed by a full express belt of stone.

73 entities · 11 × 29 tiles
Blue beltBeaconsModulesLate game
Tested in-game Sep 21, 2026
Mining & smeltingBlueprint

Iron/copper smelter

Iron or copper plate smelter: electric furnaces with productivity module 3, sped up by beacons with speed module 3, fed by a single line of ore on an express transport belt.

133 entities · 13 × 47 tiles
Blue beltLate gameModulesBeacons
Tested in-game Sep 21, 2026
Belts & balancersBook · 3 variants

N × M belt balancers

Balancers from 1 to 24 input and output belts. One book per belt tier, with 577 blueprints each.

1,731 blueprints
BalancerYellow beltRed beltBlue belt
Tested in-game Sep 19, 2026

How to import

  1. Copy the stringUse the Copy button on the card or on the blueprint's page.
  2. Open Import stringIn the game, click Import string on the shortcut bar (or in the blueprint library). This shortcut requires the Construction robotics technology.
  3. Paste and confirmThe blueprint, or the whole book, lands in your hand.

A test badge on every blueprint

Tested in-game

Built and measured in headless Factorio, with a report on the blueprint's page.

Tested by simulation

Checked by a script without running the game. Good, but a step below the in-game test.

Not tested

Published as is. The badge warns you before you paste it into your map.