ModsJava
Enduring Structures Survival Mod (26.2, 1.21.1) – Never Lose Your World
Java mod listed for Minecraft 1.21. Downloads from the MC Java Mods app on Android.
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Enduring Structures Survival Mod saves your Minecraft worlds with automated schedules and simple restore tools. It creates full, partial, and differential backups to protect your builds without filling up your hard drive. You can manage every save file directly inside the game through a clean visual menu or quick chat commands. Multi-threaded processing keeps world performance steady while large files compress in the background.
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Features:
Backup Types:
- Full Backups: Saves an entire snapshot of your world folder.
- Partial Backups: Saves only the files that changed since the base save.
- Differential Backups: Stores updated files in a separate retention group.
- Preserves older base saves automatically whenever newer saves still depend on them.
Automation and Scheduling:
- Runs automated world saves on independent timers for each backup type.
- Sends warning notices to chat or the action bar before a save begins.
- Pauses automatic tasks when no players are active on the server.
- Creates safety saves when starting or stopping the server.
Storage and System Controls:
- Sets a count limit to keep only a specific number of recent saves.
- Applies a maximum storage size cap per world to protect hard drive space.
- Checks free disk space before starting any new save process.
- Uses multiple CPU worker threads to speed up scanning, compression, and restore extraction.
Commands:
/jeb now: Starts a backup immediately./jeb now <name>: Creates an instant save with a custom name./jeb create full <name>: Saves a full copy of the world./jeb create partial <name>: Saves only changed world files./jeb create differential <name>: Saves world changes into a differential slot./jeb list: Displays the list of existing saves./jeb next: Shows upcoming scheduled backup times./jeb restore <backup>: Prepares a world restore and shuts down the server safely./jeb config reload: Reloads settings from the configuration file.
How to Use:
- Press B on your keyboard to open the backup management screen.
- Press N to open the configuration menu and adjust backup timers.
- Select an existing save from the list to rename, delete, or restore it.
- Type
/jeb nowin chat whenever you want an instant safety copy.
Screenshots:




Enduring Structures Survival Mod Download Links
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.1
- 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: In MC Java Mods, or directly above on this page.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
File checked by MCModsHub
- Downloads as 508921.mcaddon
- Download size: 1.4 MB
- Download link checked 22 Sept 2026 — working
- Mirrored on our own servers — the download does not depend on the original host
These come from our own check of the pack file, not from the source page.