Collisions Lib
Java mod listed for Minecraft 1.17. Downloads from the MC Java Mods app on Android.
⬇ Download on CurseForgeThe author built this one for Minecraft 1.17.1 on Fabric. On other versions it may install and then do nothing.

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About:
Collisions Lib is a small mod which gives all mobs a solid hitbox, similar to boats and shulkers.
There is a flag which can be disabled in order to turn mobs intangible again.

Requirements:
- Fabric Api
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- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.17.1
- 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 CurseForge — 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.
- Ships as collisionslib-1.0.3.jar — drop this file into the mods folder
- Download size: 19 KB
- Download link checked 15 Oct 2026 — working
These come from our own check of the pack file, not from the source page.