Expanded Arbor adds 9 of the overgrown blackplate variants from Portal 2 into Portal Mod. Other features include arbored testing elements such as 2 variants of the overgrown super button, an overgrown pedestal button, and the overgrown cube dropper.
As of 1.2.0, Expanded Arbor has merged with the mod Portal Mod Deco Blocks, from the Portal Mod Discord. This merge has added the following features: 4 new blackplate variants, 2 new lunecast variants, frame tiles, and floor debris.
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.16.5
- 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.
Verified by MCModsHub
- Ships as expandedarbor-1.2.1.jar — drop this file into the mods folder
- Download size: 1.2 MB
- Download link checked 22 Aug 2026 — working
These come from our own check of the pack file, not from the source page.