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CurseForge · Minecraft mod
BCK
BCK is a lightweight, extensible Minecraft framework providing common APIs, utilities, networking, configuration, events, logging, and cross-loader abstractions for the BCK-Inc mod ecosystem.
Choose a version Pick your version below, then grab the matching file.
Quick answer
Which BCK release should I use?
Latest stable file bck-fabric-1.21.1-0.0.2.jar
Game version 1.21.1
Loader Fabric
bck-fabric-1.21.1-0.0.2.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 BCK 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 bck-fabric-1.21.1-0.0.2.jar need?
bck-fabric-1.21.1-0.0.2.jar. Change the file and its required mods may change too.
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 BCK without breaking your instance.
Built for bck-fabric-1.21.1-0.0.2.jar. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use bck-fabric-1.21.1-0.0.2.jar. It targets 1.21.1 with Fabric; another release may have different loader, side or dependency requirements.
- 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.
- 03
Put it on the correct side
The project page does not say whether this file belongs on the client, dedicated server, or both.
- 04
Pick the file you checked
Use the “Get this file” button beside bck-fabric-1.21.1-0.0.2.jar. It opens that exact file at the source.
About this project
What does BCK add?
BCK
BCK is the core framework of the BCK-Inc Minecraft ecosystem.
Designed for developers and mod creators, BCK provides a powerful and extensible foundation with a wide range of APIs, utilities, systems, and tools designed to simplify Minecraft mod development.
What does BCK provide?
BCK brings together a collection of reusable systems and APIs, including:
- Networking
- Configuration
- Events
- Commands
- Logging
- Services
- Module management
- Platform abstractions
- Utilities and developer tools
BCK is designed to be extensible and modular, allowing future BCK projects to build upon the same common foundation.
The framework is also built with multi-loader support in mind.
Built for the BCK Ecosystem
BCK serves as the foundation for the various projects developed by BCK-Inc, providing common tools and APIs that can be shared across different mods.
More specialized features and projects can build on top of BCK while keeping the framework itself focused on its role as a development foundation.
Documentation
Want to learn more about BCK and its available APIs and features?
Visit the BCK Wiki for complete documentation, guides, API references, and technical information.
BCK — The foundation of the BCK-Inc Minecraft ecosystem.
© BCK-Inc. All rights reserved.
Project description from CurseForge.
Pick your setup
BCK by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
Check the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
BCK versions and loaders
bck-fabric-1.21.1-0.0.2.jar
16 Sept 2026
Client Source doesn’t say Server Source doesn’t say Dependencies No extras listed Listed on Release listing
Check the 1.21.1 · Fabric setup Fabric1.21.1 release
Looking for an older file? The official CurseForge project page is in Resources.
