ModpacksJava
Block Railway Engineering: IR (Immersive Railroading)
Java modpack listed for Minecraft 1.12. File opened and checked on 27 Sep 2026; downloads from the MC Java Mods app on Android.
⬇ Download on ModrinthThe IR-Only (Immersive Railroading) edition of the Block Railway Engineering Modpack, including IR and other basic mods for players to create a railway world.
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.12.2
- 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: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
File checked by MCModsHub
- Downloads as BRE IR_Only-0.2.1+1.12.2Forge.mrpack
- Download size: 34.2 MB
- Download link checked 30 Oct 2026 — working
These come from our own check of the pack file, not from the source page.