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ProjectEF Neo

ProjectE’s Fabric version
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ProjectEF-1.21.1-PE1.1.0.jar

File nameProjectEF-1.21.1-PE1.1.0.jar
Uploader
chiwaychiway
Uploaded
Jul 21, 2026
Downloads
624
Size
4.5 MB
Mod Loaders
Fabric
File ID
8478109
Type
R
Release
Supported game versions
  • 1.21.1
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Curse Maven Snippet

Fabric

modImplementation "curse.maven:projectef-1618732:8478109"

Learn more about Curse Maven

What's new

Fabric Port

This release introduces the Fabric 1.21.1 edition of ProjectE under the name ProjectEF. The F stands for Fabric.

Added

  • Fabric Loader support for Minecraft 1.21.1.
  • Fabric-safe public API primitives, registries, events, networking, capabilities, and data attachments.
  • EMC mapping, recipe mapping, custom conversions, world transmutation, and server-to-client synchronization.
  • ProjectE items, blocks, entities, recipes, containers, block entities, and client rendering.
  • Energy Collectors, Anti-Matter Relays, Energy Condensers, Dark Matter Furnaces, Red Matter Furnaces, and related automation support.
  • Transmutation Table, Transmutation Tablet, Philosopher's Stone, Alchemical Bags, Pedestals, and Eternal Density functionality.
  • JEI and EMI recipe viewer integrations.
  • Optional Jade and WTHIT integrations when those mods are installed.
  • Built-in EMC values for classic Avaritia items.
  • Fabric-compatible recipe load conditions for generated recipes and advancements.
  • Expanded Simplified Chinese translations and updated localization metadata.

Restored and Fixed

  • Creative flight and ring-provided flight behavior.
  • GEM armor abilities, including helmet night vision and boot step assistance.
  • Dark Matter and Red Matter tool area modes, including 3x3-style modes.
  • Philosopher's Stone world transmutation, conversion cycling, selection range rendering, and recipe interactions.
  • Dark Matter and Red Matter Furnace fuel handling for ProjectE fuels.
  • Volcanite Amulet lava placement and projectile behavior.
  • Pedestal item rendering for rings and other supported items.
  • /project client diagnostics command registration and execution.
  • EMC reload behavior after editing EMC configuration or mapper data.
  • Red Matter Sword and Red Matter Katar instant-kill modes for high-health entities.
  • Fabric permissions compatibility for Minecraft 1.21.1 and Xaero map integrations.

Platform and Compatibility Changes

  • Replaced NeoForge build tooling with Fabric Loom 1.10.5, Mojang mappings, and Parchment mappings.
  • Added Fabric access wideners, mixin configuration, and Fabric client/server entrypoints.
  • Added Forge Config API Port as a required runtime dependency.
  • Bundled the Minecraft 1.21.1-compatible fabric-permissions-api 0.3.1 release.
  • Preserved the internal mod ID projecte and the existing config/ProjectE configuration directory.
  • Removed or deferred NeoForge-only integrations that do not have a compatible Fabric 1.21.1 implementation, including CraftTweaker, Curios, and The One Probe.
  • Trinkets support is not included in this release.
  • Artifact names use the format ProjectEF-1.21.1-PE1.1.0.jar.

Requirements

  • Minecraft 1.21.1.
  • Fabric Loader 0.16.9 or newer.
  • Fabric API for Minecraft 1.21.1.
  • Forge Config API Port 21.1.0 or newer.
  • Java 21.

Known Limitations

  • This release targets Fabric only; NeoForge-specific integrations are not available.
  • Trinkets and REI integrations are not currently implemented.
  • The legacy NeoForge test framework and data generator are not part of the current Fabric build.

This mod has no additional files