HollowCore
Modby HollowHorizon
HollowCore is a multifunctional mod adding a lot of tools to work with the game.
Type
Mod
CurseForge Downloads
3,687
CurseForge ID
906892
Last Updated
Jul 29, 2026
Description

HollowCore is a minecraft modding library by HollowHorizon. It is an easy to use and powerful library for easier creation of minecraft mods for Fabric, Forge and NeoForge.
Features
Multi versional
HollowCore is now running on 1.21, 1.20.1 and 1.19.2 (WIP) by the Forge, Fabric and NeoForge loaders.
Integration with ModLoaders
- Universal Registration system to register blocks, items, block entities, etc. using kotlin delegates.
- Universal Packet system with automatic serialization and registration using annotations.
- Universal Capabilities system to storing nbt in entities, block entities and worlds.
- Universal EventBus system for all modloaders and basic events.
Easier development
- Automatic models generation for blocks and items using embed resourcepack.
- NBT serialization and deserialization of any objects using Kotlinx.Serialization.
- Toml Config system based on KotlinX Serialization.
- Automatic sounds.json generation.
Graphics
- ImGui based framework: basic elements, items, entities, containers, slots, etc.
- Async GLTF model loader with skeletal animations, skinning, morph targets, PBR materials with Iris/Oculus support.
- Effekseer particles support.
- Gif textures.
- MP3, OGG, WAV Sound formats support.
Social
Discord: https://discord.0mods.team
Recommended Gear
AffiliateHardware and extras that pair well with this mod.
As an Amazon Associate I earn from qualifying purchases.
Similar Mods
Tech Expansion
A Tech mod inspired by all the others that came before it
Biologica
The nature mod you always wanted!
Caves Plus
This mod is basically a cave update.
Simply Dual Wielding
If your main hand can do it, so can your offhand!
Botania Configs
Adds configurable properties for botania features
Smooth Scrolling Reforged
Smoothly scrolls chat, hotbar, creative inventory and much more!