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ProjectEF Neo project artwork

CurseForge · Minecraft mod

ProjectEF Neo

ProjectE’s Fabric version

Choose a version Pick your version below, then grab the matching file.

Quick answer

Which ProjectEF Neo release should I use?

Updated 22 days ago
Latest stable file ProjectEF-1.21.1-PE1.2.3.jar
Game version 1.21.1
Loader Fabric

ProjectEF Neo ProjectEF-1.21.1-PE1.2.3.jar targets 1.21.1 with Fabric. The project page does not say whether this file belongs on the client, dedicated server, or both. No extra mods listed for this file.

Where it goes

Is ProjectEF Neo required on the client, server, or both?

The project page does not say whether this file belongs on the client, dedicated server, or both.

Client Source doesn’t say
Dedicated server Source doesn’t say
Loader for this release Fabric
Required install it here Optional supported, not mandatory Not supported do not install here Source doesn’t say do not assume

The source does not explicitly classify this release as client-only or server-only.

What else does ProjectEF Neo ProjectEF-1.21.1-PE1.2.3.jar need?

ProjectEF-1.21.1-PE1.2.3.jar. Change the file and its required mods may change too.

No extra mods listed for this file

This file does not list any required mods. Do not add a library just because a different file uses it.

This file does not list any required or optional mods.

Before you install it

Add ProjectEF Neo without breaking your instance.

Built for ProjectEF Neo ProjectEF-1.21.1-PE1.2.3.jar. Pick another file and the loader, install side or required mods may change.

  1. 01

    Stick to this file

    Use ProjectEF-1.21.1-PE1.2.3.jar. It targets 1.21.1 with Fabric; another release may have different loader, side or dependency requirements.

  2. 02

    Bring the mods it needs

    This file does not list any required mods. Do not add a library just because a different file uses it.

  3. 03

    Put it on the correct side

    The project page does not say whether this file belongs on the client, dedicated server, or both.

  4. 04

    Pick the file you checked

    Use the “Get this file” button beside ProjectEF-1.21.1-PE1.2.3.jar. It opens that exact file at the source.

About this project

What does ProjectEF Neo add?

ProjectEF Neo

A modern Fabric port of the classic ProjectE mod for Minecraft 1.21.1.


About

ProjectEF Neo is a modern Fabric port of ProjectE for Minecraft 1.21.1.

The "F" stands for Fabric.

ProjectEF Neo recreates the classic EMC (Energy-Matter Covalence) system, allowing players to:

  • Convert items into EMC.
  • Permanently learn item values.
  • Recreate learned items through transmutation.
  • Build powerful alchemical automation systems.

From the Philosopher's Stone to Dark Matter / Red Matter equipment, ProjectEF Neo brings the complete Equivalent Exchange experience to Fabric.

中文名:[Fabric] 等价交换:Neo


Features

EMC & Transmutation

  • Convert items into EMC and store their values permanently.
  • Transmutation Table and portable Transmutation Tablet.
  • Custom EMC value support:
    • custom_emc.json
    • In-game commands

EMC Generation & Automation

Build your own EMC production system:

  • Energy Collectors (MK1 - MK3)
  • Anti-Matter Relays (MK1 - MK3)
  • Energy Condensers (MK1 / MK2)
  • Dark Matter Pedestal

Equipment & Utilities

Powerful tools and items from the Equivalent Exchange series:

  • Philosopher's Stone

    • Block transmutation
    • World conversion
  • Dark Matter / Red Matter Tools

    • Configurable area mining
  • Dark Matter Furnace

  • Red Matter Furnace

  • Alchemical Bags

  • Eternal Density Gems

  • Swiftwolf's Rending Gale

GEM Armor

Full GEM Armor abilities:

  • Flight
  • Night vision
  • Step assist
  • Additional utility abilities

Trinkets Integration

ProjectEF Neo supports optional Trinkets integration.

Equip accessories such as:

  • Rings
  • Amulets
  • Charms
  • Klein Stars

Supported slots:

  • hand / ring
  • chest / necklace

Trinkets is completely optional.
Without Trinkets, accessories remain usable as normal inventory items.


Compatibility & Localization

  • Built-in EMC values for classic Avaritia items.
  • Full Simplified Chinese and English localization.
  • Compatible with original ProjectE:
    • Configuration format
    • Mod ID (projecte)

Requirements

ProjectEF Neo requires:

Component Version
Minecraft 1.21.1
Fabric Loader 0.16.9+
Fabric API 1.21.1 compatible
Java 21

Forge Config API Port and fabric-permissions-api are bundled inside the ProjectEF JAR.
No additional downloads are required.


Installation

  1. Install Minecraft 1.21.1 with Fabric Loader.

  2. Install a compatible Fabric API version.

  3. Download the latest ProjectEF Neo release.

  4. Place the JAR file into your Minecraft: .minecraft/mods

  5. Launch the game.


Optional Integrations

These mods improve the experience but are not required:

Mod Purpose
JEI / EMI / REI Recipe viewers
Jade / WTHIT Block information
Trinkets Additional equipment slots

Compatibility

ProjectEF Neo aims to maintain compatibility with existing ProjectE content.

Maintained Compatibility

  • Internal mod ID: projecte

  • Configuration directory: config/ProjectE

  • Existing:

    • Worlds
    • Resource packs
    • Datapacks
    • Configuration files

can be reused whenever possible.

Not Included

The following NeoForge integrations are not supported:

  • CraftTweaker
  • The One Probe
  • Curios

Curios functionality is replaced by Trinkets.


Source Code & Issues

Repository:

https://github.com/wchiway/ProjectEF

Issue Tracker:

https://github.com/wchiway/ProjectEF/issues

When reporting issues, please include:

  • ProjectEF Neo version
  • Minecraft version
  • Fabric Loader version
  • Fabric API version
  • Reproduction steps
  • Latest game log or crash report

Credits

ProjectEF Neo is a Fabric port based on the original ProjectE project.

All credit for the original implementation belongs to:

  • SinKillerJ
  • pupnewfster
  • MaPePeR
  • williewillus
  • Lilylicious
  • MozeIntel
  • Kolatra

Special thanks:

  • x3n0ph0b3

    • Creator of Equivalent Exchange 2
  • MidnightLightning

    • EE2 GUI textures
  • Chiway Wang

    • ProjectEF Neo developer and maintainer

License

ProjectEF Neo is released under the:

MIT License

Project description from CurseForge.

Pick your setup

ProjectEF Neo by Minecraft version and loader

Choose the version and loader you play, then open the matching release.

1 available setups

Check the dependencies, then try the file in a copied instance before changing a world you care about.

Recent files

ProjectEF Neo versions and loaders

5 of 5 releases match

Looking for an older file? The official CurseForge project page is in Resources.