Required Dependencies

• ModularUI2 (>= 2.3.66)
• GTNHLib (>= 0.9.66)
• OKCore (See version compatibility below)

Version Compatibility

Please ensure your OKCore version matches your OKBackpack version to prevent crashes or data loss:

OKBackpack Version	Required OKCore Version
1.4.2	1.4.2
>= 1.4.3	>= 1.5.4.1

Features:

Backpack

• Sorting system
• Custom name
• Memory slot
• Lockable by player
• Searching System
• Backpack model render on player's back when equipped
• Custom Backpack main color and accent color
• Modifier each backpack and upgrade slot size
• Sleeping Bag

Upgrades

• Stack upgrade — extended backpacks max slot stack
• Stack downgrade — decreased backpack max slot stack
• Inception upgrade — backpacks inside backpacks
• Pickup upgrade — auto-pickup items
• Feeding upgrade — auto-feed player
• Filter upgrade — filter in/out to access backpacks block
• Magnet upgrade — collect item and experient around player
• Everlasting upgrade — make backpack immortal
• Void upgrade — filter item to remove
• Crafting upgrade — crafting table
• Compacting upgrade — compact item
• JukeBox upgrade — play music disc
• Smelting upgrade — smelt item
• Refill upgrade — automatically refills items
• Deposit upgrade — deposits backpack items into containers
• Restock upgrade — restocks backpack items from containers
• Tank upgrade — stores fluids
• Battery upgrade — stores energy
• Pump upgrade — transfers fluids

Integration

Travelers Upgrades

• Rainbow upgrade — Grants Jump Boost and Speed effects; Immune to fall damage
• Cactus upgrade — Automatically collects water in rain or water
• Cow upgrade — Clears all negative status effects
• Bat upgrade — Grants Night Vision
• Squid upgrade — Grants Water Breathing and Night Vision while underwater
• Wither upgrade — Immunity to damage caused by the Wither effect; Applies the Wither effect when attacking entities
• Cake upgrade — Grants hunger, saturation, and health regeneration
• Slime upgrade — Bounce like a slime; Grants a speed effect on full-moon nights
• Bookshelf upgrade — Provides an enchantment level bonus to nearby enchanting tables
• Wolf upgrade — Calms nearby angry wolves and dogs; Grants Strength on full-moon nights
• Ocelot upgrade — Grants Speed while hostile mobs are nearby
• Quiver upgrade — Prioritizes arrows stored in the backpack when firing a bow
• Chicken upgrade — Generates eggs from time to time
• Magma Cube upgrade — Grants Fire Resistance
• Dragon upgrade — Grants Fire Resistance, Strength, Water Breathing, and Regeneration
• Blaze upgrade — Immunity to fall damage and blaze fireballs
• Ghast upgrade — Makes ghasts neutral
• Spider upgrade — Allows climbing walls
• Lapis upgrade — Has a chance to double experience gained
• Hay upgrade — Has a chance to double crop drops; Has a chance to obtain edible crops from grass

Thaumcraft Integration

• Arcane Crafting upgrade — Arcane workbench in an upgrade tab
• Energized Node upgrade — Slowly charges wands in the backpack

License

This mod is primarily released under the LGPL v3 License (see LICENSE file).

Third-party components

Some parts of this mod (assets or code) are derived from other mods and retain their original licenses:

• This mod IS NOT OFFICIAL WORK of original author P3pp3rF1y & CleanroomMC, please do not report any issue to original author.
• RetroSophisticated Backpacks (textures/models) — original license applies.
• Any GPLv3/LGPL-3.0 components used in this project remain under GPLv3/LGPL-3.0 and must be respected accordingly, all assets are forked before Sophisticated Backpack changes license to All Right Reserve.

You are free to use, modify, and distribute the LGPL-licensed portions of this project, but must comply with the original licenses of the included third-party components.