Using old 1.8 spawning rules: always 4 mobs per pack and honoring entity collisions while spawning
Default: false
Options: false, true
Categories: experimental
Allows to place blocks in different orientations. Requires Carpet Client
Also prevents rotations upon placement of dispensers and furnaces
when placed into a world by commands
Default: false
Options: false, true
Categories: creative
Prevents players from rubberbanding when moving too fast
Default: false
Options: false, true
Categories: creative, survival
Optimized entity-block collision calculations. By masa
Default: false
Options: false, true
Categories: experimental
Structure bounding boxes (i.e. witch huts) will generate correctly
Fixes spawning issues due to incorrect bounding boxes
Default: false
Options: false, true
Categories: fix
Prevents players from mounting animals when holding breeding food
Default: false
Options: false, true
Categories: fix
Allows to always be able to eat cakes.
Default: false
Options: false, true
Categories: creative
Permanent fires don't schedule random updates
Default: false
Options: false, true
Categories: experimental
Placing carpets may issue carpet commands for non-op players
Default: false
Options: false, true
Categories: survival
Enables chunk debug on carpet client.
Default: false
Options: false, true
Categories: creative
XP orbs combine with other into bigger orbs
Default: false
Options: false, true
Categories: creative
Enables /autosave command to query information about the autosave and execute commands relative to the autosave
Default: true
Options: false, true
Categories: commands
Enables /blockinfo command
Also enables gray carpet placement action if 'carpets' rule is turned on as well
Default: true
Options: false, true
Categories: commands
Enables /c and /s commands to quickly switch between camera and survival modes
/c and /s commands are available to all players regardless of their permission levels
Default: true
Options: false, true
Categories: commands
Enables /distance command to measure in game distance between points
Also enables brown carpet placement action if 'carpets' rule is turned on as well
Default: true
Options: false, true
Categories: commands
Enables /entityinfo command
Also enables yellow carpet placement action if 'carpets' rule is turned on as well
Default: true
Options: false, true
Categories: commands
Enables /fillbiome command to change the biome of an area
Default: true
Options: false, true
Categories: commands
Enables /log command to monitor events in the game via chat and overlays
Default: true
Options: false, true
Categories: commands
Enables /perimeterinfo command that scans the area around the block for potential spawnable spots
Default: true
Options: false, true
Categories: commands
Enables /ping for players to get their ping
Default: true
Options: false, true
Categories: commands
Enables /player command to control/spawn players
Default: true
Options: false, true
Categories: commands
Enables /rng command to manipulate and query rng
Default: true
Options: false, true
Categories: commands
Enables /spawn command for spawn tracking
Default: true
Options: false, true
Categories: commands
Enables /structure to manage NBT structures used by structure blocks
Default: true
Options: false, true
Categories: commands
Enables /tick command to control game speed
Default: true
Options: false, true
Categories: commands
Enables /unload command to inspect chunk unloading order
Default: true
Options: false, true
Categories: commands
Enables /waypoint for saving coordinates
Default: true
Options: false, true
Categories: commands
Fixes the recipe book duplication caused by clicking to fast while crafting
Default: false
Options: false, true
Categories: fix
Enable creative player no-clip.
Default: false
Options: false, true
Categories: creative
Dropping entire stacks works also from on the crafting UI result slot
Default: false
Options: false, true
Categories: fix, survival
Sets a different motd message on client trying to connect to the server
use '_' to use the startup setting from server.properties
Default: _
Options: _
Categories: creative
Saplings turn into dead shrubs in hot climates and no water access when it attempts to grow into a tree
Default: false
Options: false, true
Categories: feature
Disables player entity collision.
Default: false
Options: false, true
Categories: creative, experimental
Removes the spawn chunks.
Default: false
Options: false, true
Categories: creative
Disables the catching-up behavior after lag spikes
Default: false
Options: false, true
Categories: fix
Fix dismount behavior that leads to ghost chicken jockeys
Default: false
Options: false, true
Categories: fix
Minecarts can be filled with hoppers, chests, tnt and furnace.
Default: false
Options: false, true
Categories: experimental
Water bottles in dispensers fill with water when dispensed with water in front.
Default: false
Options: false, true
Categories: experimental
Uses nametags to display current mobs AI tasks
Default: false
Options: false, true
Categories: creative
1.8 double retraction from pistons.
Gives pistons the ability to double retract without side effects.
Default: false
Options: false, true
Categories: experimental
Fixes double tile tick scheduling
Default: false
Options: false, true
Categories: fix
Recovers potion effects when they were replaced and the replacement ended
Default: false
Options: false, true
Categories: fix
Disables snow, ice and lightning in nether and end for stable LCG.
Default: false
Options: false, true
Categories: creative
Turning end RNG manipulation on or off.
Default: false
Options: false, true
Categories: creative
Chunk saving issues that causes entites and blocks to duplicate or disappear
By Theosib
Default: false
Options: false, true
Categories: fix
Fixes entity tracker not rendering entitys such as players in minecarts or boats.
Default: false
Options: false, true
Categories: fix
Explosions won't destroy blocks
Default: false
Options: false, true
Categories: tnt
Quasi Connectivity doesn't require block updates.
All redstone components will send extra block updates downwards
Affects hoppers, droppers and dispensers
Default: false
Options: false, true
Categories: experimental
Optimized movement calculation or very fast moving entities
Default: false
Options: false, true
Categories: experimental
Lag optimizations for redstone Dust. By Theosib
Default: false
Options: false, true
Categories: experimental, optimizations
Customizable fill/clone volume limit
Default: 32768
Options: 32768, 250000, 1000000
Categories: creative
fill/clone/setblock and structure blocks cause block updates
Default: true
Options: false, true
Categories: creative
Players can flip and rotate blocks when holding cactus
Doesn't cause block updates when rotated/flipped
Applies to pistons, observers, droppers, repeaters, stairs, glazed terracotta etc...
Default: false
Options: false, true
Categories: creative, survival
Transparent observers, TNT and redstone blocks. May cause lighting artifacts
Default: false
Options: false, true
Categories: creative
Mobs growing up won't glitch into walls or go through fences
Default: false
Options: false, true
Categories: fix
Sets the horizontal random angle on TNT for debugging of TNT contraptions
Set to -1 for default behaviour
Default: -1.0
Options: -1
Categories: tnt
hoppers pointing to wool will count items passing through them
Enables /counter command, and actions while placing red and green carpets on wool blocks
Use /counter <color?> reset to reset the counter, and /counter <color?> to query
In survival, place green carpet on same color wool to query, red to reset the counters
Counters are global and shared between players, 16 channels available
Items counted are destroyed, count up to one stack per tick per hopper
Default: false
Options: false, true
Categories: commands, creative, survival
Hopper duplication fix by Theosib. Fixed in 1.12.2
Default: false
Options: false, true
Categories: fix
Only husks spawn in desert temples
Default: false
Options: false, true
Categories: experimental, feature
Allows players to place blocks inside entity's.
Default: false
Options: false, true
Categories: creative
Redstone torches respond correctly to 2 tick pulses
Fixed in 1.13
Default: false
Options: false, true
Categories: fix
Guardians, ghasts, blazes... honor players' invisibility effect
Default: false
Options: false, true
Categories: fix
Fixes duplication of items when using item frames
Default: false
Options: false, true
Categories: fix
Fixes to leashes.
Default: off
Options: off, casual, cool
Categories: fix
Liquids don't ignore random tick updates
Removed in 1.13
Default: false
Options: false, true
Categories: feature
Prevents llamas from taking player food while breeding
Default: false
Options: false, true
Categories: fix
Customizable maximal entity collision limits, 0 for no limits
Default: 0
Options: 0, 1, 20
Categories: optimizations
Merges stationary primed TNT entities
Default: false
Options: false, true
Categories: tnt
Remove ghost blocks when mining too fast
Fixed in 1.13
Default: false
Options: false, true
Categories: fix
Pistons, Glass and Sponge can be broken faster with their appropriate tools
Default: false
Options: false, true
Categories: survival
Mobs no longer can control minecarts
Removed in 1.13
Default: false
Options: false, true
Categories: feature
Pistons can push tile entities, like hoppers, chests etc.
Default: false
Options: false, true
Categories: experimental
Blocks inherit the original light opacity and light values while being pushed with a piston
Default: false
Options: false, true
Categories: optimizations
Turning nether RNG manipulation on or off.
Default: false
Options: false, true
Categories: creative
Uses alternative lighting engine by PhiPros. AKA NewLight mod
Default: false
Options: false, true
Categories: optimizations
Nitwit villagers will have 3 hidden crafting recipes they can craft
They require food for crafting and prefer a specific food type to craft faster.
They have one crafting recipe to start out and unlock there higher recipes as they craft
The nitwits will craft faster as they progress
When a crafting table is nearby they will throw the product towards it
They need a crafting table to craft tier 2 and higher recipes
Default: false
Options: false, true
Categories: experimental
Note blocks have update capabilities behaviour from 1.13
Default: false
Options: false, true
Categories: experimental
Observers don't pulse when placed
Default: false
Options: false, true
Categories: creative
Spawned mobs that would otherwise despawn immediately, won't be placed in world
Default: false
Options: false, true
Categories: optimizations
Reduces the lag caused by tile entities.
By PallaPalla
Default: false
Options: false, true
Categories: experimental
TNT causes less lag when exploding in the same spot and in liquids
Default: false
Options: false, true
Categories: tnt
Parrots don't get of your shoulders until you receive damage
Default: false
Options: false, true
Categories: survival, feature
Fixes players clipping through moving piston blocks partially.
Default: 0
Options: 0, 20, 40, 100
Categories: fix
Fix for piston ghost blocks
Does not work properly on vanilla clients with non-vanilla push limits
Default: false
Options: false, true
Categories: fix
Fixes bug with piston serialization
Default: false
Options: false, true
Categories: fix
Reintroduces piston warping/translocation bug
Default: false
Options: false, true
Categories: experimental
Alternative caching strategy for nether portals
Default: false
Options: false, true
Categories: survival, experimental
Portals won't let a creative player go through instantly
Holding obsidian in either hand won't let you through at all
Default: false
Options: false, true
Categories: creative
Nether portals correctly place entities going through
Entities shouldn't suffocate in obsidian
Default: false
Options: false, true
Categories: fix
Nether portals won't teleport you on occasion to 8x coordinates
It also prevents from taking random fire damage when going through portals
Default: false
Options: false, true
Categories: fix
Players go invisible after using portals.
Default: false
Options: false, true
Categories: fix
Allows mobs with potion effects to despawn outside of player range
Specifically effective to let witches drinking their own stuffs despawn
Default: false
Options: false, true
Categories: fix
Customizable piston push limit
Default: 12
Options: 10, 12, 14, 100
Categories: creative
Pistons, droppers and dispensers react if block above them is powered
Default: true
Options: false, true
Categories: creative
Customizable powered rail power range
Default: 9
Options: 9, 15, 30
Categories: creative
Enables randomtick indexing on carpet client.
Default: false
Options: false, true
Categories: creative
Stops blocks which don't need to be random ticked from being random ticked
Fixed in 1.13
Default: false
Options: false, true
Categories: fix
Enables integration with redstone multimeter mod
Required clients with RSMM Mod by Narcoleptic Frog. Enables multiplayer experience with RSMM Mod
Default: false
Options: false, true
Categories: creative, survival
Pumpkins and fence gates can be placed in mid air
Needs carpet client. Fixed in 1.13
Default: false
Options: false, true
Categories: creative
Won't let mobs glitch into blocks when reloaded.
Can cause slight differences in mobs behaviour
Default: false
Options: false, true
Categories: fix, experimental
Fixes reload update order for tile entities
Fixes instant wires randomly breaking.
Effective after chunk reload.
Default: false
Options: false, true
Categories: fix
Dragon eggs when fed meet items spawn more eggs
Default: false
Options: false, true
Categories: experimental
Guardians turn into Elder Guardian when struck by lightning
Default: false
Options: false, true
Categories: experimental, feature
Multiple ice crushed by falling anvils make packed ice
Default: false
Options: false, true
Categories: experimental
Repeater delays depends on stained hardened clay aka terracotta on which they are placed
1 to 15 gt per delay added (1-15 block data), 0 (white) adds 100gt per tick
Default: false
Options: false, true
Categories: experimental, creative
Named ghasts won't attack players and allow to be ridden and controlled
Hold a ghast tear to bring a tamed ghast close to you
Use fire charges when riding to shoot fireballs
Requires flying to be enabled on the server
Default: false
Options: false, true
Categories: survival, feature
Fixes chunk updates for players riding minecarts or llamas
Default: false
Options: false, true
Categories: fix
Cactus in dispensers rotates blocks.
Cactus in a dispenser gives the dispenser the ability to rotate the blocks that are in front of it anti-clockwise if possible.
Default: false
Options: false, true
Categories: experimental
Shulkers will respawn in end cities
Default: false
Options: false, true
Categories: feature, experimental
Silverfish drop a gravel item when breaking out of a block
Default: false
Options: false, true
Categories: experimental
The percentage of required sleeping players to skip the night
Use values from 0 to 100, 100 for default (all players needed)
Default: 100
Options: 0, 10, 50, 100
Categories: experimental
sponge responds to random ticks
Default: false
Options: false, true
Categories: experimental, feature
Empty shulker boxes can stack to 64 when dropped on the ground
To move them around between inventories, use shift click to move entire stacks
Default: false
Options: false, true
Categories: survival
Changes the structure block dimension limit.
Default: 32
Options: 32, 50, 200, 1000
Categories: creative
Structure blocks remove entities in the bounding box when load entity option is enabled.
Default: false
Options: false, true
Categories: creative
summoning a lightning bolt has all the side effects of natural lightning
Default: false
Options: false, true
Categories: creative
Enable use of ticking areas.
As set by the /tickingarea command.
Ticking areas work as if they are the spawn chunks.
Default: false
Options: false, true
Categories: creative, experimental
Customizable tile tick limit
-1 for no limit
Default: 65536
Options: 1000, 65536, 1000000
Categories: survival
TNT doesn't update when placed against a power source
Default: false
Options: false, true
Categories: tnt
Removes random TNT momentum when primed
Default: false
Options: false, true
Categories: tnt
Sets the tnt random explosion range to a fixed value
Set to -1 for default behaviour
Default: -1.0
Options: -1
Categories: tnt
Entities pushed or moved into unloaded chunks no longer disappear
Default: false
Options: false, true
Categories: experimental, creative
Fixes updates suppression causing server crashes.
Default: false
Options: false, true
Categories: fix
Changes the view distance of the server.
Set to 0 to not override the value in server settings.
Default: 0
Options: 0, 12, 16, 32, 64
Categories: creative
Villagers automaticaly trade from items on the ground
Default: false
Options: false, true
Categories: experimental
Fixes server crashing under heavy load and low tps
Won't prevent crashes if the server doesn't respond in max-tick-time ticks
Default: false
Options: false, true
Categories: fix
fixes water flowing issues
Default: vanilla
Options: vanilla, optimized, correct
Categories: optimizations
Repeater pointing from and to wool blocks transfer signals wirelessly
Temporary feature - repeaters need an update when reloaded
By Narcoleptic Frog
Default: false
Options: false, true
Categories: creative
Enables/disables WorldEdit.
Only works in WorldEdit is in the classpath.
Default: false
Options: false, true
Categories: creative, experimental
Players absorb XP instantly, without delay
Default: false
Options: false, true
Categories: creative