
Sonar Core provides a shared library required by other mods like Calculator, Practical Logistics, and Flux Networks. It contains many useful code elements that help mods work together smoothly. This mod includes universal methods for transferring energy, items, and fluids. This system allows for easy integration between multiple mods at once.

Features:
- Acts as a required library for other mods, including Calculator, Practical Logistics, and Flux Networks.
- Features universal transfer methods for energy, items, and fluids.
- Allows for easy integration with many different mods at the same time.
- Includes an API that allows other mods to become compatible with its systems.
- Adds some decorative blocks from the Calculator mod in newer versions.
Screenshots:
Decorative Blocks: In Minecraft 1.8.9 and up Sonar Core comes with some decorative blocks you may recognise from Calculator.

Sonar Core Download Links
For Minecraft 1.7.10
For Minecraft 1.8.9
For Minecraft 1.10.2, 1.9.4
For Minecraft 1.11.2
For Minecraft 1.12.1, 1.12
For Minecraft 1.12.2
- Edition: Minecraft Java
- File type: .jar
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: In MC Java Mods, or directly above on this page.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
- Downloads as 209383.mcaddon
- Download size: 314 KB
- Download link checked 30 Jul 2026 — working
- Mirrored on our own servers — the download does not depend on the original host
These come from our own check of the pack file, not from the source page.