v1.6+26.3
RELEASE
September 15, 2026
## Updated to 26.3
v1.6+26.2
RELEASE
June 19, 2026
# Changelog
* Updated to 26.2
v1.5.9+26.1
RELEASE
June 12, 2026
# Changelog
* Fixed backpack not placing when having more than 1 trinket slot.
v1.4.2+1.21.1
RELEASE
June 10, 2026
# Changelog
* Fixed a crash when equiping global backpack on trinket slot.
v1.5.8+26.1
RELEASE
June 10, 2026
# Changelog
* Fixed jukebox module not playing music
v1.5.7+26.1
RELEASE
June 4, 2026
# Changelog
* Added a check for checking if a uuid is valid or invalid.
v1.5.6+26.1
RELEASE
May 27, 2026
# Changelog
* Fixed client desync when opening backpack in the inventory.
v1.4.1+1.21.1
RELEASE
May 18, 2026
# Changelog
* The mod should actually allow vanilla clients to join now
v1.5.5+1.21.11
RELEASE
May 15, 2026
Version imported from official provider.
v1.5.5+26.1
RELEASE
May 15, 2026
# Changelog
* Allow lava backpack's recipe to be disabled.
v1.5.4+1.21.11
RELEASE
May 10, 2026
Version imported from official provider.
v1.5.4+26.1
RELEASE
May 10, 2026
# Changelog
* Some changes to the way data loads, made it so that missing registries does not delete the whole backpack inventory.
v1.5.3+26.1
RELEASE
April 7, 2026
# Changelog
## Features
* Fixed placed lava backpack not voiding first row of items.
v1.5.2+1.21.11
RELEASE
March 23, 2026
# Changelog
## Features
* Added Lava Backpack, full credits to [ndellagrotte](https://github.com/ndellagrotte) for the feature and pull request.
* When full, the backpack will clear the first row and move the second row to the first row. Essentialy a trash backpack.
## Changes
* Some quality of life changes, I don't recall what though.
v1.5.1+1.21.11
RELEASE
March 8, 2026
# Changelog
* Fixed EnderPack's inventory not showing.
v1.5+1.21.11
RELEASE
March 1, 2026
# Changelog
## Bugs
* Fixed not being able to apply stonecutter module.
-- Note: Upped version to 1.5
v1.4.13+1.21.11
RELEASE
February 28, 2026
# Changelog
## Features
* Added a stonecutter module, works the same as the crafting module.
## Bugs
* Fixed some bugs with the jukebox module mostly relating to it not stopping music correctly.
* Actually replace the bedrock's texture pack zip with an updated version.
v1.4.12+1.21.11
RELEASE
February 19, 2026
# Changelog
* It seems like the Jukebox Module's texture did not get included.
v1.4.11+1.21.11
RELEASE
February 16, 2026
# Changelog
* Update the bedrock resource pack to include the new item's texture.
v1.4.10+1.21.11
RELEASE
February 15, 2026
# Changelog
## Features
* Added a new module called **Jukebox Module**
* It does what it says in the name, it play a singular music disc (I might add support for more.)
* To use it, first you need to integrate it with a backpack, and go inside the backpack's upgrade container gui. To put the music disc, click the Jukebox Module while your mouse cursor is holding the music disc.
Slowly change the mode as you can take it out if you click too fast.
## Bugs
* Save earlier, to prevent some crashes.
## Technical
* Use the new Geyser Custom Item API V2.
* Added support for sizes other than multiples of 9.
v1.4.9+1.21.8
RELEASE
December 30, 2025
# Changelog
## Features
* Added a new config option called "allow_shulker_boxes_in_backpacks".
* Set to **true** to allow shulker boxes in backpacks.
v1.4.9+1.21.9
RELEASE
December 30, 2025
# Changelog
## Features
* Added a new config option called "allow_shulker_boxes_in_backpacks".
* Set to **true** to allow shulker boxes in backpacks.
v1.4.9+1.21.11
RELEASE
December 30, 2025
# Changelog
## Features
* Added a new config option called "allow_shulker_boxes_in_backpacks".
* Set to **true** to allow shulker boxes in backpacks.
v1.4.8+1.21.8
RELEASE
December 27, 2025
## Bugs
* Fixed vacuum and void upgrade, being componentless.
v1.4.8+1.21.9
RELEASE
December 27, 2025
## Bugs
* Fixed vacuum and void upgrade, being componentless.
v1.4.8+1.21.11
RELEASE
December 27, 2025
## Bugs
* Fixed vacuum and void upgrade, being componentless.
v1.4.7+1.21.11
RELEASE
December 8, 2025
# Changelog
## You should backup for this release, as there were some changes to data handling.
## Features
* Added unlinking to global backpacks.
## Changes
* When 2 global backpacks are linking, make sure to drop the target's inventory content before linking.
* Made "/backpack list" a lot more better.
* Made it so you can apply modules to global backpacks.
## Bugs
* Fixed an issue when you craft a global backpack, it didn't transfer the previous backpack's inventory content.
## Technical
* Only run DFU if the version is not the same.
* Massively changed the backend storage handling. (Which is needed for stuff, like something. Well, when you get bored you do stuff like this.)
* Implement lazy loading for backpack inventories. (Should decrease memory usage, although I don't really know why I did this.)
v1.4.7+1.21.8
RELEASE
December 8, 2025
# Changelog
## You should backup for this release, as there were some changes to data handling.
## Features
* Added unlinking to global backpacks.
## Changes
* When 2 global backpacks are linking, make sure to drop the target's inventory content before linking.
* Made "/backpack list" a lot more better.
* Made it so you can apply modules to global backpacks.
## Bugs
* Fixed an issue when you craft a global backpack, it didn't transfer the previous backpack's inventory content.
## Technical
* Only run DFU if the version is not the same.
* Massively changed the backend storage handling. (Which is needed for stuff, like something. Well, when you get bored you do stuff like this.)
* Implement lazy loading for backpack inventories. (Should decrease memory usage, although I don't really know why I did this.)
v1.4.7+1.21.9
RELEASE
December 8, 2025
# Changelog
## You should backup for this release, as there were some changes to data handling.
## Features
* Added unlinking to global backpacks.
## Changes
* When 2 global backpacks are linking, make sure to drop the target's inventory content before linking.
* Made "/backpack list" a lot more better.
* Made it so you can apply modules to global backpacks.
## Bugs
* Fixed an issue when you craft a global backpack, it didn't transfer the previous backpack's inventory content.
## Technical
* Only run DFU if the version is not the same.
* Massively changed the backend storage handling. (Which is needed for stuff, like something. Well, when you get bored you do stuff like this.)
* Implement lazy loading for backpack inventories. (Should decrease memory usage, although I don't really know why I did this.)
v1.4.6+1.21.9
RELEASE
November 12, 2025
# Changelog
## Features
* Allow bedrock players to access crafting module from upgrade tab thingy something.
v1.4.5+1.21.9
RELEASE
November 4, 2025
# Changelog
## Changes
* Changed behavior to switch item with the cursor when backpack's inventory is full.
## Bugs
* Allow EnderPack to be opened using /open when on the back trinket slot.
v1.4.4+1.21.9
RELEASE
October 30, 2025
# Changelogs
## Bugs
* Don't return null for cosmetic position.
v1.4.3+1.21.9
RELEASE
October 28, 2025
# Changelog
## Bugs
* Fixed backpack blocks on bedrock not displaying colors.
* Fixed global backpack block being kinda broken.
v1.4+1.21.1
RELEASE
October 17, 2025
## **Ported version 1.4.2 to 1.21.1**
v1.4.2+1.21.8
RELEASE
October 17, 2025
## Backup your world and your Server Backpacks's config as this release includes some changes to the config.
#
# Changelog
## Features
* Use Mojang's DataFixerUpper when loading backpack's inventories
* Changed some configuration entries to a more sane alternative.
* `types_of_backpacks` is moved out of the config file. There is now a folder called `backpacks` in the serverbackpacks config folder, it stores the backpack's json file.
## Notes
On adding, removing or configuring backpacks.
Remove the name in the backpacks folder located in
`<server>/config/serverbackpacks/backpacks`
That backpack will then be deleted out of existence.
The json structure is like this.
```
{
"backpack": "backpackName",
"upgradeBackpack": "backpackToUpgradeName",
"slots": 27,
"dyeable": true,
"dyeBlacklist": [],
"cosmetic": {
"offset": {
"x": 0.0,
"y": -0.45,
"z": 0.28
},
"yaw": 180,
"pitch_while_sneaking": -25
}
}
```
You could then add a json with this entry to add a new backpack to the game.
v1.4.2+1.21.9
RELEASE
October 17, 2025
## Backup your world and your Server Backpacks's config as this release includes some changes to the config.
#
# Changelog
## Features
* Use Mojang's DataFixerUpper when loading backpack's inventories
* Changed some configuration entries to a more sane alternative.
* `types_of_backpacks` is moved out of the config file. There is now a folder called `backpacks` in the serverbackpacks config folder, it stores the backpack's json file.
## Notes
On adding, removing or configuring backpacks.
Remove the name in the backpacks folder located in
`<server>/config/serverbackpacks/backpacks`
That backpack will then be deleted out of existence.
The json structure is like this.
```
{
"backpack": "backpackName",
"upgradeBackpack": "backpackToUpgradeName",
"slots": 27,
"dyeable": true,
"dyeBlacklist": [],
"cosmetic": {
"offset": {
"x": 0.0,
"y": -0.45,
"z": 0.28
},
"yaw": 180,
"pitch_while_sneaking": -25
}
}
```
You could then add a json with this entry to add a new backpack to the game.
v1.4.1+1.21.9
RELEASE
October 11, 2025
# Changelog
### Features
* Added a config entry to disable placing backpacks.
### Bugs
* Null check for packet context.
v1.4.1+1.21.8
RELEASE
October 11, 2025
# Changelog
### Features
* Added a config entry to disable placing backpacks.
### Bugs
* Null check for packet context.
v1.4+1.21.9
RELEASE
September 30, 2025
## **BACKUP before updating!**
## Changelog
### Features
* Includes a module system for backpacks.
Available modules:
* Void Module - Voids nearby items matching a specified filter.
* Vacuum Module - Automatically inserts nearby filtered items into the backpack.
* Crafting Module - Opens a crafting menu. (Shift + right-click the backpack when in its inventory, then right-click the Crafting Module.)
* Some **massive changes** to data system and also the codebase.
* Global backpack now have 57 slots, and can be linked with other global backpacks using a ender pearl dropped on the ground with one other global backpack instead of being one global inventory. (This will erase any inventory previously in global backpack!)
* Recipe changes.
##
* Some configuration entries were removed in this alpha:
* ``enable_globalpack``
* ``enable_enderpack``
###
* These has been replaced with:
* ``disabled_backpacks: []`` - Specify a backpack's ID to disable, e.g. , ``["global", "ender"]``
###
* Added new configuration entries:
* ``"enable_upgrades": true``
* ``"disabled_upgrades": []`` - Specify a module's ID to disable, e.g. , ``["void_upgrade", "magnet_upgrade"]``
### Notes
* Applying a filter - Surround the module with an item (used as the filter) in a crafting table. (You cannot add or remove an item from a module's filter, you can only replace it.)
* Applying a module - Place a module and a backpack into a smithing table to apply the module.
v1.4+1.21.8
RELEASE
September 30, 2025
## **BACKUP before updating!**
## Changelog
### Features
* Includes a module system for backpacks.
Available modules:
* Void Module - Voids nearby items matching a specified filter.
* Vacuum Module - Automatically inserts nearby filtered items into the backpack.
* Crafting Module - Opens a crafting menu. (Shift + right-click the backpack when in its inventory, then right-click the Crafting Module.)
* Some **massive changes** to data system and also the codebase.
* Global backpack now have 57 slots, and can be linked with other global backpacks using a ender pearl dropped on the ground with one other global backpack instead of being one global inventory. (This will erase any inventory previously in global backpack!)
* Recipe changes.
##
* Some configuration entries were removed in this alpha:
* ``enable_globalpack``
* ``enable_enderpack``
###
* These has been replaced with:
* ``disabled_backpacks: []`` - Specify a backpack's ID to disable, e.g. , ``["global", "ender"]``
###
* Added new configuration entries:
* ``"enable_upgrades": true``
* ``"disabled_upgrades": []`` - Specify a module's ID to disable, e.g. , ``["void_upgrade", "magnet_upgrade"]``
### Notes
* Applying a filter - Surround the module with an item (used as the filter) in a crafting table. (You cannot add or remove an item from a module's filter, you can only replace it.)
* Applying a module - Place a module and a backpack into a smithing table to apply the module.
v1.3.9+1.21.6
RELEASE
September 8, 2025
## Changelog
* Fixed crash when placing backpack on 1.21.8 or later.
v1.3.8+1.21.5
RELEASE
July 3, 2025
# Changelog
### Bugs
* Fix data loading issues that may occur in some cases
v1.3.8+1.21.6
RELEASE
July 3, 2025
# Changelog
### Bugs
* Fix data loading issues that may occur in some cases
v1.3.7+1.21.5
RELEASE
July 2, 2025
# Changelog
### Bugs
* Commands being assigned with incorrect permissions.
-- bugs
v1.3.7+1.21.6
RELEASE
July 2, 2025
# Changelog
### Bugs
* Commands being assigned with incorrect permissions.
-- bugs
v1.3.6+1.21.6
RELEASE
July 1, 2025
# Changelog
### Changes
* Disallowed opening a backpack when it's in an output slot.
v1.3.6+1.21.5
RELEASE
July 1, 2025
# Changelog
### Changes
* Disallowed opening a backpack when it's in an output slot.
v1.3.5+1.21.5
RELEASE
July 1, 2025
## Changelog
* Fix incorrectly using the wrong variable for accessing cosmeticRotation.
v1.3.5+1.21.6
RELEASE
July 1, 2025
## Changelog
* Fix incorrectly using the wrong variable for accessing cosmeticRotation.
v1.3.4+1.21.5
RELEASE
June 30, 2025
# Changelog
* Added backups.
* Rewrote the system for registering backpacks.
### Note: It's recommended to backup your world before updating.
v1.3.4+1.21.6
RELEASE
June 30, 2025
# Changelog
* Added backups.
* Rewrote the system for registering backpacks.
### Note: It's recommended to backup your world before updating.
v1.3.3+1.21.5
RELEASE
June 28, 2025
# Changelog
* Fixed /open not existing.
### ~~Final release for 1.21.5~~ The next release is the final one for 1.21.5.
v1.3.3+1.21.6
RELEASE
June 28, 2025
# Changelog
* Fixed /open not existing.
v1.3.2+1.21.6
RELEASE
June 26, 2025
## Changelog
### Features
* Added a new recipe crafting type for backpacks.
* Added support for pocket ui (geyser compatibility)
v1.3.2+1.21.5
RELEASE
June 26, 2025
## Changelog
### Features
* Added a new recipe crafting type for backpacks.
* Added support for pocket ui (geyser compatibility)
v1.3+1.21.1
RELEASE
June 24, 2025
# Changelog
* Port to 1.21.1
v1.3.1+1.21.6
RELEASE
June 21, 2025
# Changelog
* Some code improvements?
v1.3+1.21.6
RELEASE
June 18, 2025
# Changelog
* Updated to 1.21.6
-- Trinkets and geyser are not updated to 1.21.6 yet, so don't expect support until these are updated.
v1.3.1+1.21.5
RELEASE
June 12, 2025
## Changelog
### Bugs
* Fixed backpack having the same uuid on crafted.
v1.3+1.21.5
RELEASE
June 10, 2025
## Changelog (Compares version 1.3 to 1.2)
### Changes
* Retextured backpacks.
* Can right click backpack to open.
* Backpacks works kinda like a bundle.
#
### Features
* Added backpack blocks.
* Added trinkets support.
* Added a config entry to add a backpack dynamically.
#
* Added 3 new configuration entries for changing backpack's position and rotation when equipped in the Trinkets back slot:
* `back_positions`: Adjusts the backpack’s position on the player’s back.
* `back_yaw`: Controls horizontal rotation (left/right) of the backpack.
* `back_pitch_when_sneaking`: Alters the tilt angle of the backpack when the player is sneaking.
#
* Added /backpacks command:
* `/backpack list`: Lists created backpack instances.
* `/backpack open <UUID>`: Specify aan UUID to open a backpack instance.
#
* Added /open command
* Allows opening a backpack when it is equipped.
#
### Technical
* Massive changes to the backpack storage data when saving or loading.
* Minor code "improvements".
v1.2.11+1.21.5
RELEASE
April 16, 2025
* Fix tooltip using wrong translatable text.
v1.2.10+1.21.5
RELEASE
April 2, 2025
Version imported from official provider.
v1.2.10+1.21.4
RELEASE
April 2, 2025
* You can now redye backpacks.
v1.2.9+1.21.1
RELEASE
March 26, 2025
* Fix [#28](https://github.com/Rouesvm/Backpacks-Polymer/issues/28)
* Fix [#24](https://github.com/Rouesvm/Backpacks-Polymer/issues/24)
* Fix [#21](https://github.com/Rouesvm/Backpacks-Polymer/issues/21)
* Fix [#22](https://github.com/Rouesvm/Backpacks-Polymer/issues/22)
* Fix global backpack not saving.
v1.2.9+1.21.4
RELEASE
March 26, 2025
* Fixed global backpack not saving.
v1.2.9+1.21.5
RELEASE
March 26, 2025
* Update to 1.21.5
-- This was not a simple update, as it involves changes to how backpacks are saved and loaded because minecraft changed the way persistent data works, which are not compatible with previous versions. In simple terms, old backpacks won't work with the new version. However, I've implemented a system that should convert the old data into the new format.
v1.2.8+1.21.4
RELEASE
March 24, 2025
* Fix [#28](https://github.com/Rouesvm/Backpacks-Polymer/issues/28).
-- Note: Might have some noticeable changes to the backpack.
v1.2.7+1.21.4
RELEASE
March 23, 2025
* Fix [#24](https://github.com/Rouesvm/Backpacks-Polymer/issues/24)
v1.2.6+1.21.4
RELEASE
March 22, 2025
- Fix [#21](https://github.com/Rouesvm/Backpacks-Polymer/issues/21)
- Fix [#22](https://github.com/Rouesvm/Backpacks-Polymer/issues/22)
v1.2.5+1.21.1
RELEASE
March 7, 2025
Made mod versioning same across minecraft versions.
## Changelog
* Fix Shulker Backpack Recursion [#19](https://github.com/Rouesvm/Backpacks-Polymer/issues/19)
v1.2.5+1.21.4
RELEASE
March 7, 2025
* Fix Shulker Backpack Recursion [#19](https://github.com/Rouesvm/Backpacks-Polymer/issues/19)
v1.2.4b+1.21.4
RELEASE
March 4, 2025
* Made bedrock resource pack be automatically downloaded to bedrock clients. (It isn't required to manually put the bedrock resource pack for this mod now.)
v1.2.4+1.21.4
RELEASE
March 4, 2025
* Fix [#18](https://github.com/Rouesvm/Backpacks-Polymer/issues/18)
v1.2.3+1.21.4
RELEASE
February 10, 2025
- Made recipes discoverable.
v1.2.2+1.21.1
RELEASE
February 10, 2025
- Made recipes discoverable.
v1.2.1+1.21.1
RELEASE
February 7, 2025
* Added missing recipes.
v1.2+1.21.1
RELEASE
February 5, 2025
## Features
* Added colored backpacks.
## Improvements
* Made backpacks not able to be moved while opened.
* Some texture changes.
## Internal changes
* Turn extended slots into stack data.
* Only check for container component if backpack's inventory is empty.
* Check resultStack is ContainerItem instead of checking in for loop.
v1.2.2+release
RELEASE
February 4, 2025
* Probably fixes some recipes and bugs.
v1.2.1+release
RELEASE
February 3, 2025
* Removed dev stuff.
v1.2+release
RELEASE
February 3, 2025
## Features
* Added colored backpacks.
* Added geyser support. See [Adding Geyser Support].
## Improvements
* Made backpacks not able to be moved while opened.
* Some texture changes.
## Internal changes
* Turn extended slots into stack data.
* Only check for container component if backpack's inventory is empty.
* Check resultStack is ContainerItem instead of checking in for loop.
v1.1.7.5+release
RELEASE
January 19, 2025
### Final release for version 1.21.3
v1.1.6.5+release
RELEASE
January 17, 2025
Version imported from official provider.
v1.1.8.4+release
RELEASE
January 17, 2025
* Fix bugs relating to shuffling and not saving.
v1.1.8.2-fix+release
RELEASE
January 1, 2025
- Fixed log spam.
v1.1.7.3-fix+release
RELEASE
January 1, 2025
- Fixed log spam.
v1.1.6.3-fix+release
RELEASE
January 1, 2025
- Fixed log spam.
v1.1.6.3+release
RELEASE
January 1, 2025
* Fixed backpacks having duplicated uuids.
v1.1.7.3+release
RELEASE
January 1, 2025
* Fixed backpacks having duplicated uuids.
v1.1.8.2+release
RELEASE
January 1, 2025
- Fixed backpacks having duplicated uuids.
v1.1.8.1+release
RELEASE
December 4, 2024
Version imported from official provider.
v1.1.7.2+release
RELEASE
December 4, 2024
Version imported from official provider.
v1.1.6.2+release
RELEASE
December 4, 2024
- **Fixed backpacks not loading data.**
v1.1.6.2+1.21.3
RELEASE
October 25, 2024
### **Update to 1.21.3**
v1.1.6.1+1.21.2
RELEASE
October 23, 2024
* Fixed recipe not showing up.
v1.1.6+1.21.2
RELEASE
October 23, 2024
### **Updated to 1.21.2**
v1.1.5+1.21.1
RELEASE
October 18, 2024
- Balanced recipe for global and ender packs.
- New textures for small, medium, large backpacks.
- More translations and better geyser compatibility, thanks [@salmoooon](https://github.com/salmoooon)
v1.1.4.2+1.21.1
RELEASE
October 17, 2024
## What's changed?
* Translation for three Chinese languages by @salmoooon
**Full Changelog**: https://github.com/Rouesvm/Backpacks-Polymer/compare/1.21.1-release...1.1.4.2-release
v1.1.4.1+1.21.1
RELEASE
October 15, 2024
Ignore the last release.
v1.1.2+1.21
RELEASE
October 15, 2024
**Fixed backpack not saving correctly.**
v1.1.3
RELEASE
October 11, 2024
Fix can't open when clicking on block
v1.1.2
RELEASE
October 7, 2024
Properly update to 1.21.1
v1.1.1
RELEASE
September 28, 2024
Version imported from official provider.
v1.1
RELEASE
September 27, 2024
Added 1 new enchantment called
- Capacity
Max level up to 3
v1.0.7
RELEASE
September 19, 2024
- A similar tooltip to shulker boxes
- Made ender and global backpacks not be able to be inserted onto itself.
v1.0.6
RELEASE
September 19, 2024
- Changed some internals.
- Made medium backpack recipe use any type of planks.
v1.0.5
RELEASE
September 1, 2024
- Changed crafting recipe, chest to backpacks.
v1.0.4
RELEASE
September 1, 2024
Version imported from official provider.
v1.0.3
RELEASE
August 31, 2024
Version imported from official provider.
v1.0.2
RELEASE
August 30, 2024
Fix bugs.
v1.0.0
RELEASE
August 29, 2024
Initial build.
v1.5.2+26.1
BETA
March 30, 2026
Updated to 26.1
Doesn't work with geyser or trinkets for now. Support will be included when both are updated to 26.1.
Marked as Beta, it's missing some features which is only the above.
v1.3-pre4+1.21.5
BETA
June 9, 2025
## Changelog
### Changes
* Retextured backpacks again.
* Code improvements.
-- Final pre-release.
v1.3-pre3+1.21.5
BETA
June 4, 2025
## Changelog
### Bugs
* Fixed when you right click a backpack to open it in a inventory that isn't the player's, it closes.
* Fixed backpack not block updating on placed.
* Fixed EnderPack and GlobalPack translation name being swapped.
### Changes
* Made all backpacks play the same sound when opening it.
v1.3-pre2+1.21.5
BETA
June 3, 2025
## Changelog
### Bugs
* Fixed not being able to place backpacks into a ender backpack.
v1.3-pre1+1.21.5
BETA
June 2, 2025
## Changelog
### Bugs
* Fixed models for global and ender backpack blocks.
* Fixed global and ender backpacks not displaying on the back of a player.
* Fixed comparator output not really working.
* Fixed backpack block not initiating a block update when its inventory changed.
* Fixed backpacks allowed to pass redstone signals.
### Features
* You can now add backpacks dynamically.
Please check this mod's own config.
* Retextured backpacks.
### Technical
* Now using a different way of saving and loading for backpack's storage data. Since this involves data, please create a backup of your world.
* General codebase improvement to ease my eyes.
## Important
### Please create a backup of your worlds as I made a new system for saving and loading backpack's storage data. This may or may not make you lose your backpack's data but there is a system in place for converting to the new system. I still recommend you to backup your worlds.
v1.3-beta11+1.21.5
BETA
May 28, 2025
## Changelog
* Regular backpacks features added to global and ender backpacks.
* Added full geyser support.
* Comparator support for backpacks.
-- If there are no bugs, this will release as a regular release.
v1.3-beta10.1+1.21.5
BETA
May 22, 2025
## Changelog
* Fix crash
-- If visuals are broken when equipping the backpacks, delete the config file of this mod.
v1.3-beta10+1.21.5
BETA
May 22, 2025
## Changelog
* Made backpack block feel more like a solid.
* This includes a config entry called `breaks_with_flow` set it to false to make the backpack not break when water flows to it.
##
* Fix log spam
* Fix creative pick block picking the wrong item.
* Fix backpack's texture being a 3D model when you equipped a backpack on a trinket back slot
-- Next stable release is when there aren't anymore bugs.
v1.3-beta9+1.21.5
BETA
May 20, 2025
## Changelog
* Fix "Right click open of backpack doesn't open correctly with Capacity in certain situations"
-- Should be "the last one"
v1.3-beta3+1.21.1
BETA
May 17, 2025
## Changelog
* Added a backpack block:
* You can now place backpacks.
##
* Added 3 new configuration entries for customizing backpack's position when equipped in the Trinkets back slot:
* `back_positions`: Adjusts the backpack’s position on the player’s back.
* `back_yaw`: Controls horizontal rotation (left/right) of the backpack.
* `back_pitch_when_sneaking`: Alters the tilt angle of the backpack when the player is sneaking.
##
* Added /backpacks command:
* `/backpacks list`: Lists created backpack instances.
* `/backpacks open <UUID>`: Specify an UUID to open a backpack instance.
##
* Added /open command:
* `/open`: Allows to open a backapck when it is equipped on the trinkets back slot.
v1.3-beta8+1.21.5
BETA
May 16, 2025
## Changelog
* Added bedrock support for backpack block, should now show a backpack model (Bedrock is still not fully supported).
* Increased Capacity enchantment max level from 2 to 3 (as intended).
##
* Fixed missing translation key for the backpack block.
* Fixed inventory desync when right-clicking a backpack.
* Fixed blocks placed from items with the Capacity enchantment dropping without the enchantment.
##
— Another beta release. Should be the last one.
v1.3-beta7+1.21.5
BETA
May 12, 2025
## Changelog
- Added 3 new configuration entries for customizing backpack's position when equipped in the Trinkets back slot:
- **`back_positions`**: Adjusts the backpack’s position on the player’s back.
- **`back_yaw`**: Controls horizontal rotation (left/right) of the backpack.
- **`back_pitch_when_sneaking`**: Alters the tilt angle of the backpack when the player is sneaking.
-- Other than that this might be the last beta release.
v1.3-beta6.1+1.21.5
BETA
May 11, 2025
## Changelog
* Removed log spam.
v1.3-beta6+1.21.5
BETA
May 11, 2025
## Changelog
* Fixed recipes.
v1.3-beta5+1.21.5
BETA
May 10, 2025
## Changelog
* Added placeable backpacks!
### Make sure you back-up your worlds before updating!
v1.3-beta4+1.21.5
BETA
May 6, 2025
## Changelog
* Fixed a bug when you open a backpack using /open it would close when you try to input a item into it.
* Added a new block called backpack.
- You can't place backpack as of right now.
- Not avaliable because textures are not done.
v1.3-beta2+1.21.1
BETA
May 6, 2025
## Changelog
* Fixed a bug when you open a backpack using /open it would close when you try to input a item into it.
v1.3-beta1+1.21.1
BETA
May 2, 2025
## Changelog
* Backported 1.3 from 1.21.5 to 1.21.1
v1.3-beta3.1+1.21.5
BETA
May 2, 2025
## Changelog
* Added an open command to open a backpack from the trinkets slot.
-- not funi
v1.3-beta3+1.21.5
BETA
May 2, 2025
## Changelog
* Updated libraries
v1.3-beta2+1.21.5
BETA
April 26, 2025
## Changelog
* Added right click on backpack to open it.
* Backpacks kinda works like a bundle.
v1.3-beta1+1.21.5
BETA
April 21, 2025
Marked as beta because I didn't really trust what I coded, so **please** report any bugs that might occur.
Also, i'm still not done with the release. It's just that I wanted to release the more "functional" ones to here.
## Changelog
* Added a config.
* Added trinkets support.
v1.1.6.4+beta
BETA
January 7, 2025
- Fix [#13](https://github.com/Rouesvm/Backpacks-Polymer/issues/13)
v1.1.7.4+beta
BETA
January 7, 2025
- Fix [#13](https://github.com/Rouesvm/Backpacks-Polymer/issues/13)
v1.1.8.3+beta
BETA
January 7, 2025
- Fix [#13](https://github.com/Rouesvm/Backpacks-Polymer/issues/13)
v1.1.8+release
BETA
December 4, 2024
### Update for 1.21.4
v1.1.6.1-fix+release
BETA
December 3, 2024
Version imported from official provider.
v1.1.7.1-fix+release
BETA
December 3, 2024
- Null check
v1.1.7.1+release
BETA
December 2, 2024
- Fixed tooltip.
v1.1.6.1+release
BETA
December 2, 2024
- Fixed tooltip.
v1.1.6+release
BETA
December 1, 2024
## BEFORE YOU UPDATE.
- A new system for saving and loading backpack's inventory, see [issue](https://github.com/Rouesvm/Backpacks-Polymer/issues/11).
What does this mean?
It means a new system for saving backpack's inventory.
Like buying a new car, it's brand new and doesn't have anything.
Although there are systems in place to convert to the new system, still backup your worlds!
You might potentially lose your backpack's inventory!
**BACKUP YOUR WORLDS BEFORE UPDATING!**
**YOU HAVE BEEN WARNED!**
v1.1.7+release
BETA
December 1, 2024
## BEFORE YOU UPDATE.
- A new system for saving and loading backpack's inventory, see [issue](https://github.com/Rouesvm/Backpacks-Polymer/issues/11).
What does this mean?
It means a new system for saving backpack's inventory.
Like buying a new car, it's brand new and doesn't have anything.
Although there are systems in place to convert to the new system, still backup your worlds!
You might potentially lose your backpack's inventory!
**BACKUP YOUR WORLDS BEFORE UPDATING!**
**YOU HAVE BEEN WARNED!**
v1.0.1
BETA
August 29, 2024
Added textures.
v1.0.0
BETA
August 29, 2024
Uploaded the wrong version!
This is the fixed one.
v1.4.1-alpha+1.21.8
ALPHA
September 3, 2025
## **Recommended to backup your world, this release includes massive changes to backpack's data system.**
**Currently released as an alpha for testing.**
**Not recommended for use on a server, but it's stable enough, probably.**
## Changelog
### Features
* Added a new mode for the Vacuum Module.
* Some **massive changes** to data system and also the codebase.
### Bugs
* Fixed capacity not showing on an enchanting table
* Fixed some desync issue.
v1.4-alpha+1.21.8
ALPHA
July 20, 2025
**Currently released as an alpha for testing.**
**Not recommended for use on a server, but it's stable enough.**
## Changelog
### Features
* Includes a module system for backpacks.
Available modules:
* Void Module - Voids nearby items matching a specified filter.
* Vacuum Module - Automatically inserts nearby filtered items into the backpack.
* Crafting Module - Opens a crafting menu. (Shift + right-click the backpack when in its inventory, then right-click the Crafting Module.)
##
* Some configuration entries were removed in this alpha:
* ``enable_globalpack``
* ``enable_enderpack``
###
* These has been replaced with:
* ``disabled_backpacks: []`` - Specify a backpack's ID to disable, e.g. , ``["global", "ender"]``
###
* Added new configuration entries:
* ``"enable_upgrades": true``
* ``"disabled_upgrades": []`` - Specify a module's ID to disable, e.g. , ``["void_upgrade", "magnet_upgrade"]``
### Notes
* Applying a filter - Surround the module with an item (used as the filter) in a crafting table. (You cannot add or remove an item from a module's filter, you can only replace it.)
* Applying a module - Place a module and a backpack into a smithing table to apply the module.