CurseForge · Minecraft mod
Confluence: Otherworld
A mod that integrates content from Terraria into Minecraft, with the goal of creating a cohesive and fun combination of the two games.
Quick answer
Which Confluence: Otherworld release should I use?
Confluence: Otherworld forge-1.2.11+1.20.1 targets 1.20.1 with Forge. The project page does not say whether this file belongs on the client, dedicated server, or both. All 2 required mods have matching files.
Where it goes
Is Confluence: Otherworld required on the client, server, or both?
The project page does not say whether this file belongs on the client, dedicated server, or both.
The source does not explicitly classify this release as client-only or server-only.
What else does Confluence: Otherworld forge-1.2.11+1.20.1 need?
forge-1.2.11+1.20.1. Change the file and its required mods may change too.
Install GeckoLib, Curios API first. We found matching files for this game-version and loader setup.
We only count dependency files that match this setup. A file for another loader does not fill the gap.
Before you install it
Add Confluence: Otherworld without breaking your instance.
Built for Confluence: Otherworld forge-1.2.11+1.20.1. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use forge-1.2.11+1.20.1. It targets 1.20.1 with Forge; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
Install GeckoLib, Curios API first. We found matching files for this game-version and loader setup.
- 03
Put it on the correct side
The project page does not say whether this file belongs on the client, dedicated server, or both.
- 04
Pick the file you checked
Use the “Get this file” button beside forge-1.2.11+1.20.1. It opens that exact file at the source.
About this project
What does Confluence: Otherworld add?
Confluence: Otherworld
Note: Confluence already bundles TerraCurio, so installing the standalone TerraCurio jar alongside Confluence is redundant and currently breaks startup.
Overview
Confluence: Otherworld is a large-scale mod developed as a recreation of Terraria in Minecraft while adapting it and expanding upon it.
- Confluence: Otherworld is a large-scale adventure mod developed based on Minecraft.
- It incorporates elements from Terraria to expand the game's content and gameplay. Integration of Elements
- Currently the mod includes:
- Blocks
- Weapons
- Armor
- Accessories
- Wiring
- Tools
- Bosses
- Ruins
- This is a large-scale list of addition, this will be a brand-new adventure experience.
Preservation and Upgrade of Core Elements
- The mod strives to preserve the core essence of both Minecraft and Terraria.
- It’s not a simple recreation of Terraria, all the addition are adapted to fit the 3D elements of Minecraft and making it fit smoothly into the game as much as possible.
Incorporation of Classic Mechanics
- The mod includes many classic Terraria mechanics, such as:
- Shimmer Transformation
- Crafting with various workbenches
- NPC
- Bosses
- Way more
As previously mentioned, they have been made to fit into Minecraft.
Extra Feature: Secret Seeds
- The most notable feature is the "Secret Seeds."
- These allow players to explore a unique worlds
Official Add-ons
Images
The Corruption

The Crimson

Glowing Mushroom

Ash Forest

Jungle

Queen Bee Hive

Desert Osias

Sky Islands

Sky Village

Living Mahogany

Ice Thorn

Enchanted Sword Shrine

Shimmer Lake

Living Tree

Vanity Trees

Dungeon

Project description from CurseForge.
Pick your setup
Confluence: Otherworld by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
1.21.1
1 loader build1.20.1
1 loader buildCheck the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Confluence: Otherworld versions and loaders
forge-1.2.11+1.20.1
ConfluenceOtherworld-forge-1.2.11+1.20.1-261025.jar
24 Oct 2026
neoforge-1.2.11+1.21.1
ConfluenceOtherworld-neoforge-1.2.11+1.21.1-261025.jar
24 Oct 2026
neoforge-1.2.10+1.21.1
ConfluenceOtherworld-neoforge-1.2.10+1.21.1-261014.jar
14 Oct 2026
forge-1.2.10+1.20.1
ConfluenceOtherworld-forge-1.2.10+1.20.1-261014.jar
14 Oct 2026
neoforge-1.2.9+1.21.1
ConfluenceOtherworld-neoforge-1.2.9+1.21.1-261012.jar
12 Oct 2026
forge-1.2.9+1.20.1
ConfluenceOtherworld-forge-1.2.9+1.20.1-261012.jar
12 Oct 2026
forge-1.2.8+1.20.1
ConfluenceOtherworld-forge-1.2.8+1.20.1-261008.jar
8 Oct 2026
neoforge-1.2.8+1.21.1
ConfluenceOtherworld-neoforge-1.2.8+1.21.1-261008.jar
8 Oct 2026
ConfluenceOtherworld-forge-1.2.7+1.20.1-260925
ConfluenceOtherworld-forge-1.2.7+1.20.1-260925.jar
25 Sept 2026
ConfluenceOtherworld-forge-1.2.6+1.20.1-260921
ConfluenceOtherworld-forge-1.2.6+1.20.1-260921.jar
21 Sept 2026
ConfluenceOtherworld-neoforge-1.2.6+1.21.1-260921
ConfluenceOtherworld-neoforge-1.2.6+1.21.1-260921.jar
21 Sept 2026
ConfluenceOtherworld-forge-1.2.5+1.20.1-260917
ConfluenceOtherworld-forge-1.2.5+1.20.1-260917.jar
17 Sept 2026
Looking for an older file? The official CurseForge project page is in Resources.