
Modrinth · Minecraft mod
AttachmentsAPI
Library for attaching data to any class
Quick answer
Which AttachmentsAPI release should I use?
AttachmentsAPI 1.1.4.8 targets 1.20.1 with Fabric. Installation on the client is optional. Installation on the dedicated server is optional. No extra mods listed for this file.
Where it goes
Is AttachmentsAPI required on the client, server, or both?
Installation on the client is optional. Installation on the dedicated server is optional.
The source marks this as usable on both the client and server.
What else does AttachmentsAPI 1.1.4.8 need?
1.1.4.8. 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 AttachmentsAPI without breaking your instance.
Built for AttachmentsAPI 1.1.4.8. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use 1.1.4.8. It targets 1.20.1 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
Installation on the client is optional. Installation on the dedicated server is optional.
- 04
Pick the file you checked
Use the “Get this file” button beside 1.1.4.8. It opens that exact file at the source.
About this project
What does AttachmentsAPI add?
This is a personal library I made to help with the creation and handling of data.
It uses ASM magic to add any object straight into its target class and handles the synchronization and persistence of said data.
Project description from Modrinth.
Pick your setup
AttachmentsAPI 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
AttachmentsAPI versions and loaders
1.1.4.8
attachmentsapi-1.1.4.8.jar
2 Sept 2025
1.1.4.7
attachmentsapi-1.1.4.7.jar
2 Sept 2025
1.1.4.3
attachmentsapi-1.1.4.3.jar
20 Aug 2025
1.1.4.0
attachmentsapi-1.1.4.0.jar
15 Aug 2025
Looking for an older file? The official Modrinth project page is in Resources.