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Create: Lazy Engines

by natim6

Create: Lazy Engines makes the steam engines of the Create add-on configurable, changing their heat, water and output settings.

FabricForgeNeoForgeClient and serverMIT LicenseOpen source1.20.1 – 1.21.1

What it does

Heat level, speed, efficiency and boiler limits are set in the mod's config rather than fixed in code. A steam engine's required heat stage, which burner types can supply it, the RPM it produces and the water input it needs in millibuckets can each be adjusted. The number of boiler levels a single engine accepts can be changed too, along with the tank capacity it requires.

The mod depends on Create, so it installs alongside that mod on Fabric, Forge or NeoForge. It runs on the client and the server, and both need it for the settings to apply. Files are published for 1.20.1 and 1.21.1, and the MIT License covers the code, which is open source.

Key features

  1. Configurable steam engines

    Steam engine values are exposed in config, so server owners can tune engines without editing Create's source.

  2. Heat and burner requirements

    The heat level a burner must reach, and which passive heat sources qualify, can be changed for the engine.

  3. Speed and efficiency

    RPM output and passive efficiency of the engine can be set to values other than the defaults.

  4. Boiler and water limits

    The number of boiler levels an engine supports and the water it draws per tick are adjustable settings.

Compatibility

Latest build for each game version and loader.

1.21.1Not availableNot available2.0.1
1.20.11.3.01.3.0Not available
ReleaseBetaAlphaNot available

Only full game releases are shown. This mod publishes no snapshot builds.

Requirements

Dependencies declared by the latest file for each loader.

Required 1

CreateAesthetic Technology that empowers the Player
Required

Use cases

Balancing a server economy

Server owners can raise or lower steam output to match how quickly their players gain access to power.

Pack tuning

Modpack authors can shift the cost and output of steam power to fit the progression of their pack.

Who it’s for: Server owners and modpack authors who run Create with steam power and want its engine numbers adjusted.

How it compares

Full comparison

Create: Steam Powered is open source under the GNU General Public License v3.0 or later, for Forge and NeoForge across 1.18.2 – 1.21.1. Create Low-Heated is open source under the MIT License, also for Forge and NeoForge, on the same range. Create: New Age covers Fabric, Forge and NeoForge for 1.19.2 – 1.21.1 under the BSD 3-Clause License. Lazy Engines targets Fabric, Forge and NeoForge for 1.20.1 and 1.21.1 as well.

ModLoadersGame versionsEnvironmentUpdated
Create: Lazy EnginesFabric, Forge and NeoForge1.20.1 – 1.21.1Client and server2026-07-07
Create: Steam PoweredForge and NeoForge1.18.2 – 1.21.1Client and server2026-03-23
Create Low-HeatedForge and NeoForge1.18.2 – 1.21.1Client and server2026-05-11
Create: New AgeFabric, Forge and NeoForge1.19.2 – 1.21.1Client and server2026-06-08

Questions

Does Create: Lazy Engines need Create installed?

Yes. Create is a required dependency, so it must be present alongside this mod.

Do players need the mod to join a server?

Yes, because the environment is client and server. Both sides need the mod for the configured values to apply.

Which game versions does the mod support?

Files exist for 1.20.1 and 1.21.1. The latest Fabric and Forge files are 1.3.0 for 1.20.1, and the latest NeoForge file is 2.0.1 for 1.21.1.

In the catalog

Create: Lazy Engines is one of 8,499 Technology mods on ModsFinder, and one of 4,201 Technology mods for Fabric. 32,366 mods support Minecraft 1.21.1.

Similar mods

What the author says

A small create add-on that makes steam engines very configurable. Adds config options for heat levels from passive sources and burners as well as the required size of the engine.
natim6, on the Modrinth page

Official listing

Owner
natim6
Published
2024-06-06
Updated on Modrinth
2026-07-07
Facts verified
2026-10-15

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