Great Big World 0.19.2+1.21.11
on Dec 15, 2025Adventures
- Rename show_coordinates_on_death gamerule to show_death_coordinates
- Improvements to show_death_coordinates gamerule
- If show_death_coordinates=true & show_death_messages=true, coordinates will be announced for dead players to everyone
- If show_death_coordinates=true & show_death_messages=false, coordinates will be announced for an unknown player to everyone
- If show_death_coordinates=false & show_death_messages=true, default vanilla behavior
- If both are false, nothing is announced
Architect's Assembly
- Fix some lavalogged not allowing lava to flow out of them
Flora & Fauna
- Backend improvements & potential bugfix
Swords & Shields
- Fix turtle/copper helmet item models
- Fix items with 0 max enchantment power still getting the tooltip text
Great Big World 0.19.1+1.21.11
on Dec 14, 2025Core
- Add utilities for model/layer registration
- Improve layout of Knowledge screen
- Fix gamerule translations
Flora & Fauna
- Fix gamerule translations
Swords & Shields
- Goat Horns can now be applied to Helmets
- Fix not consuming material items in non-creative mode
Great Big World 0.19.0+1.21.11
on Dec 14, 2025Swords & Shields
- Added armor trimming to Anvil, & removed it from Smithing Tables
- Smithing Table screen is reverted to old pre-1.20 screen, & no longer requires any form of template item for recipes
- Removed all vanilla trim materials & replaced them with Dyes, allowing every color to be used
Great Big World 0.18.2+1.21.11
on Dec 13, 2025Core
- Add /gameevent, /velocity, /heal commands
- Improve order of arguments in /knowledge command
- Fix alignment of sprites in Knowledge screen
Flora & Fauna
- Fix snow layers > 1 turning grass to dirt, which looks especially bad when its snowing
- Grass will not convert to dirt if the snow layers are <= the maximum snow accumulation height gamerule
Relics & Ruins
- Trims now render on all sides if one is patterned
Swords & Shields
- Anvil overhaul
- No longer requires experience
- Reformat input/output slots
- Add area for future armor trim application
- Applying dyes to an item will change item name color
The Alterworld
- Add fallen jungle trees to Sparse Jungle
Great Big World 0.18.1+1.21.11
on Dec 12, 2025The Alterworld
- Hotfix for dimension type definitions not updated to 1.21.11 format
Great Big World 0.18.0+1.21.11
on Dec 12, 2025General
- Updated to 1.21.11
Core
- Add screenshake system (heavily wip)
- Add mystical elements (Fire, Water, Earth, Air, Lightning, Ice) for use in Enchanting & magic
- Fix rare immutable collection crash when attempting to add to structure trigger group
Architect's Assembly
- Fix every item has Durability section of tooltip
- Fix decorated pot tooltips
Relics & Ruins
- Fix Decorated pot rendering is broken again
- Fix white decorated pot renders too dark; almost brown
- Fix Decorated pot sherds/trims do not render; sherd pot sides render untinted
- Fix dyed decorated pot recipes do not work
- Fix Decorated pot tooltip displays "Pottery Sherd" instead of the sherd name
- Backend improvements
Swords & Shields
- Integrate the Loom with the knowledge system
- No longer requires Banner Pattern items, just knowledge
- Overhauled Enchanting Table
- Lapis now increases enchantment entry levels
- Enchanting table book does not open for players with no enchantment knowledge
- Enchantments are now associated with mystical elements
The Alterworld
- Ancient Portal now applies screen shake upon activation
- Fix Ancient Portals on z-axis or negative x-axis do not activate
- Fix Alterworld portal blocks do not work when inside them
Great Big World 0.17.1+1.21.10
on Nov 30, 2025Architect's Assembly
- Hotfix for missing mixin reference
Great Big World 0.17.0+1.21.10
on Nov 30, 2025Core
- Add a Knowledge System, currently supporting Enchantments, Armor Trims, Banner Patterns, & Pottery Sherd patterns
- Add /knowledge command
- Other misc backend additions & improvements
Adventures
- Add Day/Night Length Gamerules
- Fix tree leaves affecting darkness
Architect's Assembly
- Fix Waxing & scraping Item Frames is broken
- Fix missing Armor Trim translations
Flora & Fauna
- Fix Particle Rain season-based weather compat is broken
- Fix Snow accumulation height does not work on snowloggables not under trees
- Fix Some particles are tinted gray
- Fix Snow does not place on all layers of tree leaves in snowy biomes during snow weather
- Fix Bush blocks are not snowloggable
- Fix Hollow logs can be entered when a player cannot fit, resulting in xray mode
- Fix Z-fighting on snowy leaves
- Fix Some snowloggable blocks do not random tick
- Fix Snow cannot be stacked inside of some blocks
- Fix Some snowlogged collision boxes are wrong
Relics & Ruins
- Add Engraved Stone
- Engraved Stone generates in strips in caves, like cave paintings
- Right-clicking Engraved Stone learns a random enchantment based on the engraving
- Add Knowledge Books
- Found in structure chests
- Learn random enchantments, armor trims, pottery designs, & banner patterns by right-clicking
- Picking up certain items (enchanted gear, banners, armor trims, etc) now learns knowledge based on the item
Swords & Shields
- Enchanting Tables now roll randomly between learned Enchantments
Standalone Mods
- Bugfixes
Great Big World 0.16.5+1.21.10
on Nov 20, 2025Core
- Fix tracking previous & target dimensions
Adventures
- Fix world border based on world size
- Fix "Entering the..." world loading text
Architect's Assembly
- Add missing Calcite blocks
- Add Polished Calcite & related blocks
Swords & Shields
- Fix bamboo damage type not in correct tags
Great Big World 0.16.4+1.21.10
on Nov 18, 2025General
- Updated to 1.21.10
Adventures
- Fix glitchy boat movement when colliding with Lily Pads with Lithium installed
Architect's Assembly
- Add Polished Calcite
- Add missing Calcite blocks
Flora & Fauna
- Add affected_by_seasons dimension type tag
- Fix Season Transition Quality text in Sodium settings being all caps
- Compatibility with Particle Rain is broken for now
Swords & Shields
- Bamboo now deals half a heart of damage to entities standing on it when growing
Great Big World 0.16.3+1.21.8
on Sep 22, 2025Core
- Backend improvements
Adventures
- Fix Wandering Trader still spawns in Overworld
The Alterworld
- Fix Cacti don't grow
Architect's Assembly
- Fix Durability doesn't show up in tooltips anymore
Flora & Fauna
- Fix Season tinting is broken in Alterworld
- Backend Season improvements
Great Big World 0.16.2+1.21.8
on Sep 16, 2025Architect's Assembly
- Glass Panes now drop a single Glass Shard when broken without Silk Touch
Flora & Fauna
- Fix Jungle Tree branches can generate extremely low on the trunk
- Fix Leaf particles are tinted incorrectly due to seasons in Overworld
- Fix Snow can still replace Rain visually in the Overworld during winter
Great Big World 0.16.1+1.21.8
on Sep 15, 2025Flora & Fauna
- Fix Snow can still replace Rain in the Overworld during winter
The Alterworld
- Fix Desert Temple Ancient portals hardly ever generate
- Fix Pillager Patrols can still spawn in Overworld
- Fix Ancient Portals in Desert Temple can generate cutoff
Great Big World 0.16.0+1.21.8
on Sep 14, 2025Relics & Ruins
- Add all planned Relic items
- These are highly unfinished & have no function outside of opening the Ancient Portal as of now
- Temple Structures now have 1 of 2 Relic items in their loot chests
- This will be adjusted/changed later
- Fix Temple structure tags are wrong
Swords & Shields
- Potions now stack to 4
- Meat food items now stack to 16
- Pie food items now stack to 1 (like Cakes)
The Alterworld
- Remove Ancient Bricks (will likely return in some format later)
- Fractured Portal frames in temples now use Reinforced Deepslate
- Fix Ancient Pedestals can be right-clicked with Relics even when lit
- Strongholds no longer generate in the Overworld
- Fix a missing block in Fractured Portals in Desert/Jungle temples
Great Big World 0.15.2+1.21.8
on Sep 11, 2025Adventures
- Add Skyblock World Type (wip)
- Fix Bonus house can sometimes fail to generate
- Fix Bonus house can sometimes generate in the air
- Fix Bonus house always "fails" generation when placed even though it actually doesn't
- Fix Bonus house torch can override chest
Core
- Structure Trigger UUIDs are now deterministic
- Slight improvements to Structure Trigger logic
- Fix Structure Triggers ticking when unloaded
Great Big World 0.15.1+1.21.8
on Sep 6, 2025Adventures
- Add option for Bonus House in Create World screen
Flora & Fauna
- Humus is now tillable like all other "grassy" groundcover blocks
- Slightly reduce mushroom density on fallen trees
- Fix light levels for Brown Mushroom/Sculk Shrieker
Swords & Shields
- Lower Monster Spawner light level to 4
Standalone Mods
- Bugfixes
Great Big World 0.15.0+1.21.8
on Sep 5, 2025Flora & Fauna
- Sculk Shriekers now give off a light level of 3
Swords & Shields
- Remove Slime merging due to issues
- Move white lightning flash to standalone mod here
- This mod is now embedded in GBW
The Alterworld
- Remove Ancient Totem block
- Move rotatable sculk to standalone mod here
- This mod is now embedded in GBW
Great Big World 0.14.7+1.21.8
on Sep 4, 2025Architect's Assembly
- Slight improvement to axe stripping/shovel pathing timings
Flora & Fauna
- Add random rotation to Nylium & Snow textures
Relics & Ruins
- Add Clocks to Mineshaft loot table
Swords & Shields
- Add white texture overlay to entities when struck by lightning
- Slimes can now merge at high velocities
- Knockback enchantment
- Falling from heights
The Alterworld
- Sculk Shriekers & Sensors are now rotatable
- Sculk Shriekers & Sensors now generate on all cave surfaces
- Slight backend Relic improvements for future
Great Big World 0.14.6+1.21.8
on Sep 2, 2025Core
- Clean up Structure Trigger GUI
- Fix order of selectable elements in structure trigger gui
- Fix Nether Portal forgetting previous dimension
Architect's Assembly
- Add Cracked Tuff Bricks
- Fix missing recipes for recent new blocks
- Fix Polished Blackstone Pillar models not rotating correctly in some directions
Flora & Fauna
- Fix placement sound when placing Snow in plants
Relics & Ruins
- Fix Cobblestone Brick Pillar models not rotating correctly in some directions
The Alterworld
- Relics can now be picked back up from Ancient Pedestals
- Ancient Pedestals now give a comparator output
- Ancient Pedestals now drop their Relic when broken
- Add a small particle effect when placing a Relic in Ancient Pedestals
Great Big World 0.14.5+1.21.8
on Sep 1, 2025Adventures
- Fix client-side gamerules do not sync upon client join
- Fix missing gamerule translations
Architect's Assembly
- Add Polished Blackstone Pillar & Chiseled Purpur Block for decoration
Flora & Fauna
- Add Season transition quality to Sodium options screen
- Fix leaves default state is waterlogged
The Alterworld
- Fix relic items (test relic) able to place Ancient Pedestal blocks



