Skyblock Portals
Java mod listed for Minecraft 1.21. Downloads from the MC Java Mods app on Android.
Adds buildable portals to skyblock versions of overworld and nether dimensions using somewhat difficult to obtain vanilla items, requiring players to…
⬇ Download on Modrinth
Skyblock Dimensions
Master the Overworld and Nether to unlock their skyblock counterparts!
This Fabric mod adds portals that transport players to skyblock versions of the overworld and nether dimensions. The dimensions are a 1:1 mirror of the originals.
Features
- Overworld Skyblock: the perfect place for building without having to dig a huge perimeter
- Nether Skyblock: tired of spawn proofing a huge area just to make your mob farm faster? you've come to the right place!
- Vanilla-friendly mechanics - no custom blocks or items required
Portal Recipes
Overworld Skyblock Portal
- Frame: Dark Prismarine
- Activation Item: Recovery Compass
Nether Skyblock Portal
- Frame: Crying Obsidian
- Activation Item: Nether Star
Why These Materials?
- Dark Prismarine: Requires players to find and engage with an Ocean Monument
- Recovery Compass: Requires players to find and loot an Ancient City
- Crying Obsidian: Requires players to explore many ruined portals or barter with Piglins
- Nether Star: Requires players to slay a Wither after collecting 3 Wither Skeleton Skulls
Perfect for SMP servers wanting progression-gated skyblock islands without custom content!
Installation
The mod is required on both Server and Clients due to custom colored versions of the portal panels, particles and networking.
This mod uses customportalapi made by kyrptonaught
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.11
- 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.
- Ships as skyblock-dimension-1.0.0.jar — drop this file into the mods folder
- Download size: 115 KB
- Download link checked 21 Oct 2026 — working
These come from our own check of the pack file, not from the source page.