Sea of Chests
Java mod listed for Minecraft 1.20. Downloads from the MC Java Mods app on Android.
⬇ Download on CurseForgeThe author built this one for Minecraft 1.20.1 on Forge. On other versions it may install and then do nothing.

Turn your treasure hunting adventures into a high-stakes gamble with locked loot chests!
Ever felt like finding loot chests was too easy? Just break it open and grab everything? Sea of Chests changes that completely by adding a locking system to naturally generated loot chests, forcing you to think twice before smashing that chest with your pickaxe.
Key Features
- Any chest or barrel with loot tables gets locked automatically
- Visual lock indicator shows which chests are secured
- Locked chests can't be opened normally or connected to other chests
Unlocking Station
- Place your locked chest above the station
- Insert a lockpick and watch the unlocking process
Lockpicks & Tools
- Craftable lockpicks are consumed when unlocking chests
- Magnifying Glass lets you peek inside locked chests without opening them
Risk vs Reward
- Breaking locked chests destroys about 30% of the items inside
- Remaining items scatter everywhere
CarryOn Integration
- Pick up and move locked chests with CarryOn
- Chests stay locked when carried and placed elsewhere
- Transport valuable loot back to your base before unlocking
Valkyrien Skies
If you're using Valkyrien Skies for ships and want that pirate treasure-hunting experience, this mod is perfect. Imagine sailing to a distant island, finding a locked treasure chest in a dungeon, and having to haul it back to your ship's unlocking station. Or maybe you risk breaking it open right there and losing some of the treasure to the void.
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- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.20.1
- 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 sea_of_chests-1.20.1-Forge-1.2.0.jar — drop this file into the mods folder
- Download size: 135 KB
- Download link checked 2 Oct 2026 — working
These come from our own check of the pack file, not from the source page.