Sophisticated Backpacks in FTB StoneBlock 4

FTB StoneBlock 4 1.23.0 ships version 3.26.9 · First seen in 1.0.0

Checked Sep 20, 2026FTB StoneBlock 4 1.23.0Sources: FTB StoneBlock 4 1.23.0 modlist.json

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Sophisticated Backpacks is a mod in FTB StoneBlock 4 1.23.0, where it is version 3.26.9. Yet another backpack mod this time with backpack you can place in world, color in different color combinations, upgrade with more inventory and enhance with many functional upgrades (Summary from the mod's Modrinth page.)

What is Sophisticated Backpacks?

1 part

Sophisticated Backpacks adds the Backpack, higher-tier backpacks and a set of upgrade items. This pack includes version 3.26.2 of the mod.[1][2]

The pack's quest book puts all of this mod's quests in the logistics storage chapter. None of these quests has a title, so you follow them by their task items.[2]

Where it sits in the quest book

Tip: Each of the multi-item quests accepts any one item from its list, so you don't need every item to complete it.[2]

Unverified Whether the ATM Star path uses this mod is not shown by the sources here, and the quest chapter above does not mention it.

How do you get started with Sophisticated Backpacks?

4 parts

Sophisticated Backpacks gives you portable storage that you expand with upgrades. In this pack the recipes for the backpacks and their upgrades have been changed, so follow the recipe blocks below rather than what you remember from the mod's defaults. The quest book lays out a sensible order in its storage chapter, and this section follows it.[2][3]

Step 1: the basic Backpack

Everything starts with the Backpack. It is the first quest in the chapter ("Sophisticated Backpacks" quest), and the rest of the chapter unlocks from it.[2]

BackpackChanged by the pack

Basic Backpack (sophisticatedbackpacks)

Basic Backpack (sophisticatedbackpacks)
any stringany leatherany string
any stringany wooden chestany string
any leatherany leatherany leather

Recipe id: sophisticatedbackpacks:backpack

The pack changed this recipe from the mod's default.

Step 2: the Upgrade Base

Next, make the Upgrade Base (a quest in "Storage"). Many upgrades in the pack are crafted from it, including the starter stack upgrade, the pickup upgrade and the void upgrade.[2][3]

Upgrade BaseChanged by the pack

Crafting Shaped

Crafting Shaped
any stringany iron ingotany string
any iron ingotany leatherany iron ingot
any stringany iron ingotany string

Recipe id: sophisticatedbackpacks:upgrade_base

Step 3: choose where to go next

After the Backpack quest, the quest book offers a backpack tier quest. After the Upgrade Base quest it offers three more: stack, void and pickup or magnet. You can take them in any order, but here is the order I'd go in.[2]

  1. Upgrade the backpack itself ("Tier Upgrades" quest). The quest accepts a Copper, Iron, Gold, Diamond or Netherite backpack. The first rung is the Copper Backpack, made from your basic Backpack.[2][3]
  2. Make a stack upgrade ("Stack Upgrades" quest). The easiest to start with is the Stack Upgrade Starter Tier, which is made from an Upgrade Base.[2][3]
  3. Make a pickup or magnet upgrade ("Pickup Upgrades" quest). The quest accepts the Pickup, Advanced Pickup, Magnet or Advanced Magnet upgrade.[2]
  4. Make a void upgrade (a quest in "Storage"). The quest accepts the Void Upgrade or the Advanced Void Upgrade.[2]
Copper BackpackChanged by the pack

Backpack Upgrade (sophisticatedbackpacks)

Backpack Upgrade (sophisticatedbackpacks)
any copper ingotany copper ingotany copper ingot
any copper ingotBackpackany copper ingot
any copper ingotany copper ingotany copper ingot

Recipe id: sophisticatedbackpacks:copper_backpack

The backpack tiers chain together. The Iron Backpack can be made from the basic Backpack or from the Copper Backpack. The Gold Backpack is made from the Iron one, the Diamond Backpack from the Gold one, and the Netherite Backpack is a smithing upgrade of the Diamond one.[3]

Iron BackpackChanged by the pack

Backpack Upgrade (sophisticatedbackpacks)

Backpack Upgrade (sophisticatedbackpacks)
Empty slotany iron ingotEmpty slot
any iron ingotCopper Backpackany iron ingot
Empty slotany iron ingotEmpty slot

Recipe id: sophisticatedbackpacks:iron_backpack_from_copper

Already have a Copper Backpack? This pack lets you upgrade it straight to Iron.

Stack Upgrade Starter TierChanged by the pack

Crafting Shaped

Crafting Shaped
any copper storage blockany copper storage blockany copper storage block
any copper storage blockUpgrade Baseany copper storage block
any copper storage blockany copper storage blockany copper storage block

Recipe id: sophisticatedbackpacks:stack_upgrade_starter_tier

Pickup, magnet and void

The Pickup Upgrade is crafted from an Upgrade Base, and the Magnet Upgrade is crafted from the Pickup Upgrade. The Advanced Magnet Upgrade magnets items into the backpack at a greater range and has more filtering options. The Advanced Void Upgrade voids the items selected in its filter.[3][4]

Pickup UpgradeChanged by the pack

Crafting Shaped

Crafting Shaped
Empty slotSticky PistonEmpty slot
any stringUpgrade Baseany string
any redstone dustany redstone dustany redstone dust

Recipe id: sophisticatedbackpacks:pickup_upgrade

Magnet UpgradeChanged by the pack

Upgrade Next Tier (sophisticatedcore)

Upgrade Next Tier (sophisticatedcore)
any ender pearlany iron ingotany ender pearl
any iron ingotPickup Upgradeany iron ingot
any redstone dustEmpty slotany lapi gems

Recipe id: sophisticatedbackpacks:magnet_upgrade

Void UpgradeChanged by the pack

Crafting Shaped

Crafting Shaped
Empty slotany ender pearlEmpty slot
any obsidianUpgrade Baseany obsidian
any redstone dustany obsidianany redstone dust

Recipe id: sophisticatedbackpacks:void_upgrade

Watch out: The Advanced Void Upgrade voids whatever is selected in its filter. Check the filter before you use it, or you can lose items you wanted to keep.[4]

How does Sophisticated Backpacks work?

6 parts

A Sophisticated Backpack is not a machine on its own. Almost everything it does comes from upgrades that you slot into its upgrade tabs. Each upgrade adds one job, such as storing fluid, smelting, sucking up loot or feeding you. Once you know what each upgrade does, you can build the backpack you want.[4]

Storage: stacks, fluids and energy

Stack upgrades change how many stacks fit in each slot. Starter tier multiplies it by 1.5, and tiers 1 to 4 multiply it by 2, 4, 8 and 16. The Omega tier multiplies it by the maximum value, ×33,554,431. There are also stack downgrades that divide the number by 8, 16 or 32 (tiers 1 to 3).[4]

The Tank upgrade replaces part of the backpack's inventory with fluid storage. The Battery upgrade does the same with energy storage. The Pump upgrade moves fluids between the Tank upgrade and adjacent blocks. The advanced version also works with fluid containers in your hand and fluid blocks in the world, and it lets you filter which fluids are pumped. The XP Pump upgrade moves experience between the Tank upgrade and you.[4]

Moving items in and out

  • Pickup Upgrade makes the backpack pick up items. The Magnet upgrade pulls items in from a range, and the advanced Magnet upgrade has a greater range.[3][4]
  • Filter Upgrade filters items piped into and/or out of the backpack.[3][4]
  • Deposit Upgrade deposits items from the backpack into an inventory you sneak right-click. The Restock upgrade works the other way and restocks the backpack from the inventory you sneak right-click.[3][4]
  • Feeding Upgrade feeds you with food from the backpack. The Refill upgrade keeps a stack of chosen items topped up in your inventory.[3][4]
  • The Void upgrade voids the items selected in its filter. In this pack, server.advancedVoidUpgrade.voidAlwaysEnabled is true, so the void upgrade is allowed to void always, not only on overflow.[4][5]
  • Compacting Upgrade compacts items into their compressed variants, but only 2x2 recipes. The advanced version handles both 2x2 and 3x3.[3][4]
  • The Tool Swapper upgrade swaps the item in your hand for the one that is effective on the block or entity you left-click. The Mob Catcher upgrade captures passive mobs into backpack storage slots with a sneak right-click, and the advanced version also captures hostile mobs.[4]
Compacting UpgradeChanged by the pack

Crafting Shaped

Crafting Shaped
any iron ingotPistonany iron ingot
PistonUpgrade BasePiston
any redstone dustPistonany redstone dust

Recipe id: sophisticatedbackpacks:compacting_upgrade

Configurable sizes and ranges

The pack keeps the mod defaults for the numbers below. The magnet range around the storage is set by server.advancedMagnetUpgrade.magnetRange, which is 5 blocks.[5]

Crafting and processing in an upgrade tab

Several upgrades put a workstation right in the backpack. Crafting Upgrade gives you a crafting table in an upgrade tab, Anvil Upgrade gives you an anvil, and the Stonecutter, Smithing and Sawmill upgrades are their own stations. The pack also has Chipped upgrades, one per Chipped workbench: Chipped: Alchemy Bench Upgrade, Chipped: Botanist's Workbench Upgrade, Chipped: Carpenters Workbench Upgrade, Chipped: Glassblower Upgrade, Chipped: Loom Table Upgrade, Chipped: Mason Table Upgrade and Chipped: Tinkering Table Upgrade. Each one puts its Chipped workbench in an upgrade tab.[3][4]

Crafting UpgradeChanged by the pack

Crafting Shaped

Crafting Shaped
Empty slotCrafting TableEmpty slot
any iron ingotUpgrade Baseany iron ingot
Empty slotany chestEmpty slot

Recipe id: sophisticatedbackpacks:crafting_upgrade

Anvil UpgradeChanged by the pack

Crafting Shaped

Crafting Shaped
Anvilany diamond gemAnvil
any iron ingotUpgrade Baseany iron ingot
Empty slotany wooden chestEmpty slot

Recipe id: sophisticatedbackpacks:anvil_upgrade

For cooking there are two kinds. Smelting Upgrade and Blasting Upgrade put smelting and blasting in an upgrade tab, and the Smoking upgrade does the same for food. The auto versions, Auto-smelting Upgrade, Auto-blasting Upgrade and Auto-smoking Upgrade, also automatically pull and push items.[3][4]

The pack changes how you craft the upgraded cooking versions. Auto-blasting and Auto-smoking are made from an Auto-smelting Upgrade, and both recipes are marked as changed by the pack.[3]

Auto-blasting UpgradeChanged by the pack

Crafting Shaped

Crafting Shaped
any iron ingotany iron ingotany iron ingot
any iron ingotAuto-smelting Upgradeany iron ingot
Smooth StoneSmooth StoneSmooth Stone

Recipe id: sophisticatedbackpacks:auto_blasting_upgrade_from_auto_smelting_upgrade

Auto-smoking UpgradeChanged by the pack

Crafting Shaped

Crafting Shaped
Empty slotany logEmpty slot
any logAuto-smelting Upgradeany log
Empty slotany logEmpty slot

Recipe id: sophisticatedbackpacks:auto_smoking_upgrade_from_auto_smelting_upgrade

Protection and special upgrades

Everlasting Upgrade makes the backpack indestructible, so it can't despawn or fall into the void. The Inception upgrade lets you put backpacks inside the backpack. The Infinity upgrade makes all items infinite, but only admins can set infinite items and break or pick up the backpack. The Survival Infinity upgrade lets all players do that.[3][4]

Everlasting UpgradeChanged by the pack

Crafting Shaped

Crafting Shaped
End Crystalany nether starEnd Crystal
any nether starUpgrade Baseany nether star
End Crystalany nether starEnd Crystal

Recipe id: sophisticatedbackpacks:everlasting_upgrade

The pack changed this recipe.

Pack-specific server settings

How do you progress through Sophisticated Backpacks?

4 parts

Sophisticated Backpacks progression in this pack is two ladders: the backpack itself (copper up to netherite) and the upgrades you slot into it. Every recipe shown in the sources is marked as changed by the pack, so don't rely on what you remember from the mod's defaults. The recipe blocks below show the exact in-pack versions.[3]

Following the quests

The quests live in the logistics storage chapter and form a small tree. Each quest accepts any one of the listed items, so a higher tier counts just as well as the first one.[2]

  1. Start with "Sophisticated Backpacks" quest, which asks for the Backpack.[2]
  2. Next comes a quest in "Storage", which asks for the Upgrade Base, the building block for most upgrades.[2][3]
  3. Alongside it, "Tier Upgrades" quest also follows the first quest and accepts any tiered backpack: Copper Backpack, Iron Backpack, Gold Backpack, Diamond Backpack or Netherite Backpack.[2]
  4. Once you have the Upgrade Base, three quests open up. "Stack Upgrades" quest covers the stack upgrades from Stack Upgrade Starter Tier through Stack Upgrade Omega Tier. a quest in "Storage" takes the Void Upgrade or Advanced Void Upgrade. "Pickup Upgrades" quest takes the pickup or magnet upgrades, basic or advanced.[2]

Backpack tiers

The base backpack is the entry point, and each metal tier builds on the one before it. The Iron Backpack is flexible: it has one recipe from the plain backpack and another from the Copper Backpack, so you can skip copper if you like. The Netherite Backpack uses a smithing-type recipe on top of the Diamond Backpack.[3]

BackpackChanged by the pack

Basic Backpack (sophisticatedbackpacks)

Basic Backpack (sophisticatedbackpacks)
any stringany leatherany string
any stringany wooden chestany string
any leatherany leatherany leather

Recipe id: sophisticatedbackpacks:backpack

Copper BackpackChanged by the pack

Backpack Upgrade (sophisticatedbackpacks)

Backpack Upgrade (sophisticatedbackpacks)
any copper ingotany copper ingotany copper ingot
any copper ingotBackpackany copper ingot
any copper ingotany copper ingotany copper ingot

Recipe id: sophisticatedbackpacks:copper_backpack

Iron BackpackChanged by the pack

Backpack Upgrade (sophisticatedbackpacks)

Backpack Upgrade (sophisticatedbackpacks)
any iron ingotany iron ingotany iron ingot
any iron ingotBackpackany iron ingot
any iron ingotany iron ingotany iron ingot

Recipe id: sophisticatedbackpacks:iron_backpack

Iron BackpackChanged by the pack

Backpack Upgrade (sophisticatedbackpacks)

Backpack Upgrade (sophisticatedbackpacks)
Empty slotany iron ingotEmpty slot
any iron ingotCopper Backpackany iron ingot
Empty slotany iron ingotEmpty slot

Recipe id: sophisticatedbackpacks:iron_backpack_from_copper

Alternative route if you already own a Copper Backpack.

Gold BackpackChanged by the pack

Backpack Upgrade (sophisticatedbackpacks)

Backpack Upgrade (sophisticatedbackpacks)
any gold ingotany gold ingotany gold ingot
any gold ingotIron Backpackany gold ingot
any gold ingotany gold ingotany gold ingot

Recipe id: sophisticatedbackpacks:gold_backpack

Diamond BackpackChanged by the pack

Backpack Upgrade (sophisticatedbackpacks)

Backpack Upgrade (sophisticatedbackpacks)
any diamond gemany diamond gemany diamond gem
any diamond gemGold Backpackany diamond gem
any diamond gemany diamond gemany diamond gem

Recipe id: sophisticatedbackpacks:diamond_backpack

Netherite BackpackChanged by the pack

Smithing Backpack Upgrade (sophisticatedbackpacks)

Recipe id: sophisticatedbackpacks:netherite_backpack

Stack upgrade tiers

The stack upgrades form their own ladder. The Starter Tier is the first rung, and Tier 1 through Tier 4 each take the previous tier as the base for the next one. The quest also accepts the Omega Tier.[2][3]

Upgrade BaseChanged by the pack

Crafting Shaped

Crafting Shaped
any stringany iron ingotany string
any iron ingotany leatherany iron ingot
any stringany iron ingotany string

Recipe id: sophisticatedbackpacks:upgrade_base

Stack Upgrade Starter TierChanged by the pack

Crafting Shaped

Crafting Shaped
any copper storage blockany copper storage blockany copper storage block
any copper storage blockUpgrade Baseany copper storage block
any copper storage blockany copper storage blockany copper storage block

Recipe id: sophisticatedbackpacks:stack_upgrade_starter_tier

Stack Upgrade Tier 1Changed by the pack

Crafting Shaped

Crafting Shaped
any iron storage blockany iron storage blockany iron storage block
any iron storage blockUpgrade Baseany iron storage block
any iron storage blockany iron storage blockany iron storage block

Recipe id: sophisticatedbackpacks:stack_upgrade_tier_1

Stack Upgrade Tier 1Changed by the pack

Crafting Shaped

Crafting Shaped
Empty slotany iron storage blockEmpty slot
any iron storage blockStack Upgrade Starter Tierany iron storage block
Empty slotany iron storage blockEmpty slot

Recipe id: sophisticatedbackpacks:stack_upgrade_tier_1_from_starter

Tier 1 has a second recipe that starts from the Starter Tier.

Stack Upgrade Tier 2Changed by the pack

Crafting Shaped

Crafting Shaped
any gold storage blockany gold storage blockany gold storage block
any gold storage blockStack Upgrade Tier 1any gold storage block
any gold storage blockany gold storage blockany gold storage block

Recipe id: sophisticatedbackpacks:stack_upgrade_tier_2

Stack Upgrade Tier 3Changed by the pack

Crafting Shaped

Crafting Shaped
any diamond storage blockany diamond storage blockany diamond storage block
any diamond storage blockStack Upgrade Tier 2any diamond storage block
any diamond storage blockany diamond storage blockany diamond storage block

Recipe id: sophisticatedbackpacks:stack_upgrade_tier_3

Stack Upgrade Tier 4Changed by the pack

Crafting Shaped

Crafting Shaped
any netherite storage blockany netherite storage blockany netherite storage block
any netherite storage blockStack Upgrade Tier 3any netherite storage block
any netherite storage blockany netherite storage blockany netherite storage block

Recipe id: sophisticatedbackpacks:stack_upgrade_tier_4

Tip: If you craft the Starter Tier first, you don't waste it: the pack has a dedicated recipe that turns a Stack Upgrade Starter Tier into Tier 1.[3]

Basic to advanced upgrades

Many upgrades have an advanced version that you craft from the basic one. In this pack the Advanced Pickup Upgrade, Advanced Void Upgrade, Advanced Compacting Upgrade, Advanced Deposit Upgrade, Advanced Feeding upgrade and Advanced Filter Upgrade all use the basic upgrade as their base. The Advanced Magnet Upgrade has two routes, one from the Advanced Pickup Upgrade and one from the basic Magnet Upgrade.[3]

Pickup UpgradeChanged by the pack

Crafting Shaped

Crafting Shaped
Empty slotSticky PistonEmpty slot
any stringUpgrade Baseany string
any redstone dustany redstone dustany redstone dust

Recipe id: sophisticatedbackpacks:pickup_upgrade

Advanced Pickup UpgradeChanged by the pack

Upgrade Next Tier (sophisticatedcore)

Upgrade Next Tier (sophisticatedcore)
Empty slotany diamond gemEmpty slot
any gold ingotPickup Upgradeany gold ingot
any redstone dustany redstone dustany redstone dust

Recipe id: sophisticatedbackpacks:advanced_pickup_upgrade

Magnet UpgradeChanged by the pack

Upgrade Next Tier (sophisticatedcore)

Upgrade Next Tier (sophisticatedcore)
any ender pearlany iron ingotany ender pearl
any iron ingotPickup Upgradeany iron ingot
any redstone dustEmpty slotany lapi gems

Recipe id: sophisticatedbackpacks:magnet_upgrade

Advanced Magnet UpgradeChanged by the pack

Upgrade Next Tier (sophisticatedcore)

Upgrade Next Tier (sophisticatedcore)
Empty slotany diamond gemEmpty slot
any gold ingotMagnet Upgradeany gold ingot
any redstone dustany redstone dustany redstone dust

Recipe id: sophisticatedbackpacks:advanced_magnet_upgrade_from_basic

Void UpgradeChanged by the pack

Crafting Shaped

Crafting Shaped
Empty slotany ender pearlEmpty slot
any obsidianUpgrade Baseany obsidian
any redstone dustany obsidianany redstone dust

Recipe id: sophisticatedbackpacks:void_upgrade

Advanced Void UpgradeChanged by the pack

Upgrade Next Tier (sophisticatedcore)

Upgrade Next Tier (sophisticatedcore)
Empty slotany diamond gemEmpty slot
any gold ingotVoid Upgradeany gold ingot
any redstone dustany redstone dustany redstone dust

Recipe id: sophisticatedbackpacks:advanced_void_upgrade

The smelting family also chains. The Blasting Upgrade and Smoking Upgrade can each be made from a Smelting Upgrade, and the auto versions can be made from the Auto-smelting Upgrade the same way. At the top end, the Experience Pump Upgrade needs an Advanced Pump Upgrade first.[3]

Blasting UpgradeChanged by the pack

Crafting Shaped

Crafting Shaped
any iron ingotany iron ingotany iron ingot
any iron ingotSmelting Upgradeany iron ingot
Smooth StoneSmooth StoneSmooth Stone

Recipe id: sophisticatedbackpacks:blasting_upgrade_from_smelting_upgrade

Experience Pump UpgradeChanged by the pack

Crafting Shaped

Crafting Shaped
any redstone dustEnder Eyeany redstone dust
Experience BottleAdvanced Pump UpgradeExperience Bottle
any redstone dustEnder Eyeany redstone dust

Recipe id: sophisticatedbackpacks:xp_pump_upgrade

How does Sophisticated Backpacks work with other mods?

3 parts

In this pack, Sophisticated Backpacks connects to Chipped and to Sophisticated Storage through its recipes. The quest book doesn't link it to other mods.[2][3]

Chipped workstations as backpack upgrades

Sophisticated Backpacks has upgrades that put a Chipped workstation inside your backpack. They are the Chipped: Alchemy Bench Upgrade, Chipped: Botanist's Workbench Upgrade, Chipped: Carpenters Workbench Upgrade, Chipped: Glassblower Upgrade, Chipped: Loom Table Upgrade, Chipped: Mason Table Upgrade and Chipped: Tinkering Table Upgrade.[3]

The pack has changed all of these recipes, so don't rely on the mod's defaults. Each one is a shaped crafting recipe built around the matching Chipped block and an Upgrade Base. Here are the exact in-pack versions.[3]

Crafting Shaped

Crafting Shaped
Empty slotAlchemy BenchEmpty slot
any iron ingotUpgrade Baseany iron ingot
Empty slotany redstone dustEmpty slot

Recipe id: sophisticatedbackpacks:chipped/alchemy_bench_upgrade

Crafting Shaped

Crafting Shaped
Empty slotBotanist WorkbenchEmpty slot
any iron ingotUpgrade Baseany iron ingot
Empty slotany redstone dustEmpty slot

Recipe id: sophisticatedbackpacks:chipped/botanist_workbench_upgrade

Crafting Shaped

Crafting Shaped
Empty slotCarpenters TableEmpty slot
any iron ingotUpgrade Baseany iron ingot
Empty slotany redstone dustEmpty slot

Recipe id: sophisticatedbackpacks:chipped/carpenters_table_upgrade

Chipped: Glassblower UpgradeChanged by the pack

Crafting Shaped

Crafting Shaped
Empty slotGlassblowerEmpty slot
any iron ingotUpgrade Baseany iron ingot
Empty slotany redstone dustEmpty slot

Recipe id: sophisticatedbackpacks:chipped/glassblower_upgrade

Chipped: Loom Table UpgradeChanged by the pack

Crafting Shaped

Crafting Shaped
Empty slotLoom TableEmpty slot
any iron ingotUpgrade Baseany iron ingot
Empty slotany redstone dustEmpty slot

Recipe id: sophisticatedbackpacks:chipped/loom_table_upgrade

Chipped: Mason Table UpgradeChanged by the pack

Crafting Shaped

Crafting Shaped
Empty slotMason TableEmpty slot
any iron ingotUpgrade Baseany iron ingot
Empty slotany redstone dustEmpty slot

Recipe id: sophisticatedbackpacks:chipped/mason_table_upgrade

Crafting Shaped

Crafting Shaped
Empty slotTinkering TableEmpty slot
any iron ingotUpgrade Baseany iron ingot
Empty slotany redstone dustEmpty slot

Recipe id: sophisticatedbackpacks:chipped/tinkering_table_upgrade

Sophisticated Storage and the World Engine

The pack adds its own Custom Machinery recipe under the id ftb:world_engine/sophisticatedstorage_controller. It involves the Deposit Upgrade and the Storage Controller, alongside Steel Plate and Diamond. Because the pack added it, you won't find it in either mod's default content.[3]

Added by the pack

Custom Machine (custommachinery)

Recipe id: ftb:world_engine/sophisticatedstorage_controller

What the quests cover

The storage quest chapter only asks for items from this mod: the Backpack, the Upgrade Base, the metal backpack tiers, the stack upgrades, the void upgrades, and the pickup and magnet upgrades. None of its tasks use items from other mods.[2]

Which FTB StoneBlock 4 quests use Sophisticated Backpacks?

3 parts

All of the Sophisticated Backpacks quests in this pack sit in one chapter, the logistics storage chapter. It is a small branching line that takes you from your first backpack to the upgrades. The quests have no titles in the pack files, so I will refer to them by their quest refs.[2]

First, get a backpack

The chain starts with "Sophisticated Backpacks" quest. It asks for a plain Backpack and has no prerequisite. Everything else in the chapter hangs off this quest.[2]

Next, two branches open up

Two quests come directly after the first one, so you can pick either of them next.[2]

Finally, the upgrade quests

Three quests unlock after a quest in "Storage". Each one lists a set of alternative items.[2]

Tip: The metal backpack quest is a separate branch. The upgrade quests only list the first backpack quest and the Upgrade Base quest before them, so you do not need a metal backpack to reach them.[2]

Which Sophisticated Backpacks config options matter?

4 parts

Almost everything in this mod's server config is at the mod default in this pack. Only two values were changed, and both affect how you get backpacks. Everything is in config/sophisticatedbackpacks-server.toml.[5]

What the pack changed

Tip: Don't hunt mobs for backpacks in this pack. Both the spawn chance and the drop chance are 0, so you have to craft them.[5]

Backpack sizes

Inventory and upgrade slots for every tier are the mod defaults. None of them were changed.[5]

Limits worth knowing

Upgrade numbers

Sources

  1. FTB StoneBlock 4 1.21.0 mod list · pack file
  2. FTB StoneBlock 4 1.21.0 quests: "logistics__storage" · pack file
  3. FTB StoneBlock 4 1.21.0 recipe dump: recipes making Sophisticated Backpacks items · pack recipe dump
  4. sophisticatedbackpacks tooltips and descriptions (English lang file) · official mod data
  5. FTB StoneBlock 4 1.21.0 config: config/sophisticatedbackpacks-server.toml · pack file
Where this guide comes from

Written from what FTB StoneBlock 4 itself ships: its files and recipes, the in-game guidebooks and the mods' own pages. Every statement links to the source it came from, and the numbers are checked against the pack before publishing.

Guide last verified Oct 16, 2026.

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Version in each release

48 releases, first in 1.0.0
FTB StoneBlock 4VersionJarWhere it came from
1.23.0
Oct 12, 2026
3.26.9sophisticatedbackpacks-1.21.1-3.26.9.2195.jarFrom the published release
1.22.0
Sep 22, 2026
3.26.3sophisticatedbackpacks-1.21.1-3.26.3.2158.jarFrom the published release
1.21.0
Sep 9, 2026
3.26.2sophisticatedbackpacks-1.21.1-3.26.2.2141.jarFrom the published release
1.20.1
Sep 1, 2026
3.25.78sophisticatedbackpacks-1.21.1-3.25.78.2107.jarFrom the published release
1.20.0
Aug 26, 2026
3.25.78sophisticatedbackpacks-1.21.1-3.25.78.2107.jarFrom the published release
1.19.1
Aug 12, 2026
3.25.74sophisticatedbackpacks-1.21.1-3.25.74.2056.jarFrom the published release
1.19.0
Aug 11, 2026
3.25.74sophisticatedbackpacks-1.21.1-3.25.74.2056.jarFrom the published release
1.18.0
Aug 9, 2026
3.25.74sophisticatedbackpacks-1.21.1-3.25.74.2043.jarFrom the published release
1.17.2
Jul 29, 2026
3.25.73sophisticatedbackpacks-1.21.1-3.25.73.2020.jarFrom the published release
1.17.1
Jul 28, 2026
3.25.73sophisticatedbackpacks-1.21.1-3.25.73.2020.jarFrom the published release
1.17.0
Jul 24, 2026
3.25.65sophisticatedbackpacks-1.21.1-3.25.65.1955.jarFrom the published release
1.16.0
Jul 2, 2026
3.25.65sophisticatedbackpacks-1.21.1-3.25.65.1955.jarFrom the published release
1.15.3
Jun 17, 2026
3.25.63sophisticatedbackpacks-1.21.1-3.25.63.1912.jarFrom the published release
1.15.2
Jun 16, 2026
3.25.58sophisticatedbackpacks-1.21.1-3.25.58.1880.jarFrom the published release
1.15.0
Jun 13, 2026
3.25.58sophisticatedbackpacks-1.21.1-3.25.58.1880.jarFrom the published release
1.14.2
Jun 3, 2026
3.25.51sophisticatedbackpacks-1.21.1-3.25.51.1801.jarFrom the published release
1.14.1
May 31, 2026
3.25.49sophisticatedbackpacks-1.21.1-3.25.49.1791.jarFrom the published release
1.14.0
May 27, 2026
3.25.49sophisticatedbackpacks-1.21.1-3.25.49.1791.jarFrom the published release
1.13.1
May 12, 2026
3.25.44sophisticatedbackpacks-1.21.1-3.25.44.1736.jarFrom the published release
1.13.0
May 12, 2026
3.25.44sophisticatedbackpacks-1.21.1-3.25.44.1736.jarFrom the published release
1.12.0
May 7, 2026
3.25.44sophisticatedbackpacks-1.21.1-3.25.44.1736.jarFrom the published release
1.11.1
Apr 24, 2026
3.25.41sophisticatedbackpacks-1.21.1-3.25.41.1683.jarFrom the published release
1.11.0
Apr 16, 2026
3.25.40sophisticatedbackpacks-1.21.1-3.25.40.1677.jarFrom the published release
1.10.0
Apr 8, 2026
3.25.37sophisticatedbackpacks-1.21.1-3.25.37.1646.jarFrom the published release
1.9.6
Apr 3, 2026
3.25.34sophisticatedbackpacks-1.21.1-3.25.34.1604.jarFrom the published release
1.9.5
Apr 1, 2026
3.25.34sophisticatedbackpacks-1.21.1-3.25.34.1604.jarFrom the published release
1.9.4
Mar 25, 2026
3.25.34sophisticatedbackpacks-1.21.1-3.25.34.1604.jarFrom the published release
1.9.3
Mar 23, 2026
3.25.34sophisticatedbackpacks-1.21.1-3.25.34.1581.jarFrom the published release
1.9.1
Mar 19, 2026
3.25.34sophisticatedbackpacks-1.21.1-3.25.34.1581.jarFrom the published release
1.9.0
Mar 17, 2026
3.25.30sophisticatedbackpacks-1.21.1-3.25.30.1547.jarFrom the published release
1.8.1
Mar 11, 2026
3.25.26sophisticatedbackpacks-1.21.1-3.25.26.1521.jarFrom the published release
1.8.0
Feb 10, 2026
3.25.26sophisticatedbackpacks-1.21.1-3.25.26.1521.jarFrom the published release
1.7.3
Feb 3, 2026
3.25.24sophisticatedbackpacks-1.21.1-3.25.24.1499.jarFrom the published release
1.7.2
Feb 3, 2026
3.25.24sophisticatedbackpacks-1.21.1-3.25.24.1499.jarFrom the published release
1.7.0
Jan 30, 2026
3.25.24sophisticatedbackpacks-1.21.1-3.25.24.1499.jarFrom the published release
1.6.0
Jan 7, 2026
3.25.22sophisticatedbackpacks-1.21.1-3.25.22.1487.jarFrom the published release
1.5.0
Dec 16, 2025
3.25.18sophisticatedbackpacks-1.21.1-3.25.18.1444.jarFrom the published release
1.4.0
Dec 9, 2025
3.25.14sophisticatedbackpacks-1.21.1-3.25.14.1410.jarFrom the published release
1.3.0
Dec 4, 2025
3.25.14sophisticatedbackpacks-1.21.1-3.25.14.1410.jarFrom the published release
1.2.1
Nov 26, 2025
3.25.14sophisticatedbackpacks-1.21.1-3.25.14.1410.jarFrom the published release
1.2.0
Nov 25, 2025
3.25.14sophisticatedbackpacks-1.21.1-3.25.14.1410.jarFrom the published release
1.1.2
Nov 18, 2025
3.25.14sophisticatedbackpacks-1.21.1-3.25.14.1410.jarFrom the published release
1.1.1
Nov 17, 2025
3.25.14sophisticatedbackpacks-1.21.1-3.25.14.1410.jarFrom the published release
1.0.8
Nov 6, 2025
3.25.12sophisticatedbackpacks-1.21.1-3.25.12.1403.jarFrom the published release
1.0.7
Nov 4, 2025
3.25.12sophisticatedbackpacks-1.21.1-3.25.12.1403.jarFrom the published release
1.0.3
Nov 1, 2025
3.25.12sophisticatedbackpacks-1.21.1-3.25.12.1403.jarFrom the published release
1.0.1
Oct 30, 2025
3.25.12sophisticatedbackpacks-1.21.1-3.25.12.1403.jarFrom the published release
1.0.0
Oct 29, 2025
3.25.12sophisticatedbackpacks-1.21.1-3.25.12.1403.jarFrom the published release

"From pack files" means the list came from the pack's own files; "from the published release" means ForgeBase read the jars of the release itself.

Items and blocks

78 items from the 1.23.0 recipe dump.

...and 18 more.

FTB StoneBlock 4 quests (6)

Quests from the pack's FTB Quests book that ask for this mod's items.

See all 6 quests →

Storage (6)

Config options (how FTB StoneBlock 4 sets them)

144 settings shipped in the pack's config files; 2 differ from the mod's documented default.

See all 144 settings →

Show settings
SettingFTB StoneBlock 4 valueMod default
server.entityBackpackAdditions.backpackDropChance changed by FTB StoneBlock 4
Chance of mob dropping backpack when killed by player
config/sophisticatedbackpacks-server.toml
00.5
server.entityBackpackAdditions.chance changed by FTB StoneBlock 4
Chance of an entity spawning with Backpack
config/sophisticatedbackpacks-server.toml
00.01
common.chestLootEnabled
Turns on/off loot added to various vanilla chest loot tables
config/sophisticatedbackpacks-common.toml
falsenot documented
server.advancedVoidUpgrade.voidAlwaysEnabled
Determines whether void upgrade allows voiding always or it only has overflow options
config/sophisticatedbackpacks-server.toml
truenot documented
server.allBlockConnectionsDisallowed
If true, disallows all blocks from connecting to backpacks
config/sophisticatedbackpacks-server.toml
truenot documented
server.allowOpeningOtherPlayerBackpacks
Determines whether player can right click on backpack that another player is wearing to open it. If off will turn off that capability for everyone and remove related settings from backpack.
config/sophisticatedbackpacks-server.toml
falsenot documented

Which FTB StoneBlock 4 mods work with Sophisticated Backpacks?

The FTB StoneBlock 4 mods that share the most recipes with Sophisticated Backpacks. Highlighted ones have a guide.

Where does Sophisticated Backpacks appear in the FTB StoneBlock 4 quest book?

Comments and tips

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