Changelog

[2.0.1-beta-1] - 2026-06-12

Fixed

• The max-spawner option will now use on killed instead of on spawned for replacing block
• The max-spawner option will remove mobs from spawned count when not killed to aid in stopping player's from ignoring mobs

[2.0.1-beta] - 2026-06-06

Added

• New breeding and dispenser types for better control over mob spawning

Fixed

• Fox ignoring main hand's drop option
• Zoglin ignoring set.attack / set.allow-attack options
• Conditional biome check using player's position instead of mob
• NEEPMeat mod is bypassing mob tracking
• Natural type ignoring spawn.point conditional check
• Service Loader

[2.0.0-release] - 2026-06-04

Fixed

• Option for set.mount caused recursion between the mob and its mount when the mount lacked an explicit rule defined
• Conditional option for weather ignoring thunder validation
• Option for command-override ignoring SNBT

[2.0.0-beta-4] - 2026-04-04

Added

• Support for Minecraft 26.1 and 26.1.1
• Option for spawn.poof to show poof particles when spawning mob
• Option for spawn.flame-burst to show burst of flame particles when spawner spawns mobs

Fixed

• Summon command inadvertently matching on link rules

[2.0.0-beta-3] - 2026-03-28

Added

• Housekeeping to clear stale next tick tracking entries

Fixed

• Slime / Magma Cube randomly setting to a new size instead of decrementing on death due to calling finalize spawn by default
• Armor / Items dropping on death even though the drop option was set to zero
• Invisibility issues with various mods due to ghosting when converting fix
• Spawning cosmetics not appearing when using convert
• Crash with Big Globe installed and generating chunks while blocking mobs
• Creaking not spawning with Creaking Heart in 1.21.4 and greater
• Conditional option for max-nearby assuming spawner defaults instead of checking rules first

[2.0.0-beta-2] - 2026-03-21

Added

• Temporary workaround for AzureLib's crash due to invisibility
• Option to call spawn.finalize - Compat issue with Fossils and Archeology: Revival mod (disabling fixes age issue)

Fixed

• Cosmetics for spawners and spawning animations
• Defaulting to spawner's NBT for type of spawner
• Trial spawner placements
• Server days carrying over to a new world if client isn't first closed

[2.0.0-beta-1] - 2026-03-14

Removed

• Command for admin stats was broken down into various commands to better present data
• Command for admin show-config as it's replaced by admin show path

Added

• Options for distance-up and distance-down to replace distance-y
• Separated trial from spawner type and added new egg type for more control over spawn types
• New admin summon command to summon mobs with optional rule and optional player as a source for positioning
• Conditional option for moon-phase to check the current moon phase before allowing a mob to spawn
• Ability to define list of names for slot items
• Conditional option for max-nearby allowed mobs with optional max-nearby-range to define the range to check
• Conditional option for max-spawner to define the number of mobs a spawner will allow before breaking
• Option for max-spawner-block to define the block to replace the spawner with when the max-spawner number is reached
• Option for spawn.tries to define number of attempts to place a mob in a valid location
• Admin command for show, with various subcommands to show previously what the admin stats command shown plus more data

Fixed

• Mobs spawning without vanilla weapons (pillagers without crossbows) - Compat issue with Pillager's Guns mod
• Positional checks using player's position instead of mob (broke in 2.0.0-beta)
• Placement type detection for air mobs
• Natural type ignoring spawn.at-y option
• Conversions failing to check if rule exists (villager to zombie villager)
• Skeletons switching to melee attack instead of using range attacks
• Option set.baby being ignored by due to fix for mobs spawning without vanilla weapons
• Spawners not reapplying their SNBT data
• Multi-typed rules dropping down into the "all" rule and overriding intended conditions
• Mobs spawning from control type when in spectator mode

[2.0.0-beta] - 2026-01-27

Added

• Support for SNBT on mobs
• Admin command to change server days to better test "natural" rules using day conditions
• Option for set.mount to define a mob's mob to ride
• Type option "link" for rules, for referencing them by the rule's name or group
• Option for spawn.group to define a group of mobs that spawn together
• Option for spawn.sound to define a sound event to play when spawning in a mob
• Option for set.boss-bar to define a boss bar for a mob
• Serene Seasons compatibility: Option for season to allow spawning in defined seasons
• Ability to reference rule name for spawn.convert
• Tag support in spawn.convert rule definition
• Tag support in mob name definition
• Documented name-filter parameter to support mods that define multiple mobs with the same mob name, such as Cobblemon
• Internal performance enhancement for rule lookups
• Option for spawn.point to override vanilla spawn placements
• Optimized vanilla spawn placement detection
• Internal performance for spawn placement detection
• Option spawn.count-spread to force searching for a new location when using spawn.count greater than one

Fixed

• Passive mobs getting armor randomly with increasing odds at higher difficultly level
• Removed hardcoded max/min of 256 to using the dimension's min/max Y for at-y parameter
• Loot tables will now override vanilla loot tables instead of append
• Value "none" for structure condition falling into structure checks instead of bypassing when structures are not present
• Command /mobcontrol admin reload not clearing internal tick tracking for cooldown options
• Trial spawners crash when all mobs are blocked in Minecraft 1.21.1
• Optional spawn.count being ignored on spawn.convert

[1.5.15] - 2025-11-21

Removed

• Conditional option for set.allow-same-type-target (replaced with set.allow-attack)

Added

• Option for set.allow-attack to better define which mobs can be targeted

[1.5.14] - 2025-10-21

Fixed

• Issue with set.allow-same-type-target when entity is attacked caused mobcontrol to crash
• Better AI checks set.attack to fix mobs like hoglin and piglins (experimental only)
• Forge 1.20.1 issue with set.can-lead defaulting to false instead of vanilla

[1.5.13] - 2025-10-15

Fixed

• Null pointer exception on initial world creation causing villages to be empty
• Compatibility with Origins

[1.5.12] - 2025-10-07

Added

• Option to block mobs from targeting same type on hurt (set.allow-same-type-target)
• Option to give mobs effects (mob.rule.effect)
• New type to control triggerable spawns, such as building a wither, etc. (trigger)
• Admin command to add/subtract days from a player to better test rules using day conditions
• Better spawning logic (Use nearby players for day options, better tick tracking for spawners)

Fixed

• Clear mobs command now resets timeouts
• Compatibility issue with custom mobs sending client level instead of server level as expected
• Fixed show-config admin command on click to copy path to clipboard

[1.5.11] - 2025-09-05

Added

• Option for spawn.distance to spawn mobs around the player in a ring pattern
• Conditional option for can-see-sky to check mob's spawn location to ensure it can see the sky or not
• Conditional option for is-baby to check if mob spawning in is a baby or not
• Conditional option for cool-down to pause the rule after a successful spawn event
• Admin command for show-config to send a chat message with clickable link to open the current config

Fixed

• Conditional options for light-block/sky reading in "light_" instead of "light-"
• Modded entities not working with "control" type if mod is loaded after Mob Control
• Loot quantities using minimum value instead of a random range
• Conditional option for follow-range not using # of blocks for metric

[1.5.10] - 2025-08-13

Fixed

• Spawners to spawn in air to mimic vanilla spawners
• Crash with frogs due to null set.attack
• Skeletons using melee instead of range attack

[1.5.9] - 2025-08-09

Removed

• Conditional option for light (replaced with light-sky & light-block)

Added

• Conditional options for light-sky & light-block to better control mob spawns
• Support SNBT on items (slots / loot)
• Ability to define drop probability on slot items (armor / weapons)
• AI for non-standard mobs (bats / frogs) to attack other mobs / player
• Relaxed configuration reader to be more lenient on string data
• Expanded and cleaned up TOML documentation (default config)

Fixed

• Spawners to follow vanilla logic when not setting distance

[1.5.8] - 2025-07-11

Fixed

• Generation checks causing mobs to not spawn
• Run option being ignored

[1.5.7] - 2025-07-03

Fixed

• Options for time-of-day and light ignoring the ending value in a range
• Option for time-of-day not accounting for the time to be additive
• Blocked ender dragon soft lock detection being called on a control rule type
• Soft lock due to converting ender dragon to another mob and then killing it
• Spawn placement checks for at-y and distance-y

[1.5.6] - 2025-06-29

Fixed

• Despawning mobs due to unnecessary subsequent rule check

[1.5.5] - 2025-06-17

Added

• Improved climb, break block, and place block AI
• Check for soft lock with boss fight on end dimension if ender dragon isn't allowed to spawn
• Check to add rule to mobs bypassing checks or remove mob if needed
• Spawn mob as another type of mob using option spawn.convert
• Lenient parsing on mob names to allow delimited strings as an array

Fixed

• Config for set.follow-range was being ignored
• Issue with shulker mobs bypassing rules
• Interaction animation playing when right-clicking on mobs with no ability to interact

[1.5.4] - 2025-06-09

Added

• More improvements on spawn placement checks
• Ability to run checks for obstructions via spawn.additional-checks parameter
• Improved set.can-lead to allow more mobs

Fixed

• Refresh mob size when spawning to avoid suffocating small mobs in single block spaces
• Cleaned up default set settings
• Mobs not taking fall damage

[1.5.3] - 2025-05-30

Fixed

• Natural spawning not setting attributes

[1.5.2] - 2025-05-30

Added

• New admin force-summon command to summon mobs ignoring rules
• Optional rule argument added to force-summon command to apply any named rule to any mob summoned
• Mobs have the ability to be hostile when attacked, and if one or multiple mobs attack (set.on-hurt)
• Mobs have the ability to be hostile towards the player or other mobs with a list, which can make mobs passive towards players if not in the list (set.attack)
• Give the ability to lead mobs
• Give the ability to set more attributes: set.flying-speed, set.follow-range, set.knockback, set.movement-speed, set.size
• Give mobs a name with set.name and always show the name with set.name-always-shown
• Better spawn placement checks for ground based mobs

Fixed

• Default repeat to [200,800] when not provided and type is spawner
• Skip rule when spawn.count is set to zero
• Spawning mobs issue with invalid mobs (typos / non-existent)

[1.5.1] - 2025-05-23

Added

• Biome tag checks to rules
• Biome tag list to stats command
• Rule at end of default config to allow all mobs

[1.5.0] - 2025-05-21

Added

• Block spawning of any mob
• Increase the spawn rate of any mob
• Control which dimensions a mob will spawn
• Control which biomes a mob will spawn
• Control which structures a mob will spawn
• Spawn mobs on certain days
• Spawn mobs in certain weather
• Spawn mobs at certain times of the day
• Spawn mobs at certain light levels
• Define how many mobs per mob
• Define how many mobs per player
• Define how many mobs spawn per condition
• Set the distance a mob will spawn from a player
• Control the y-axis
• Set the mobs loot drops
• Give the mobs armor and weapons
• Give mobs the ability to break blocks
• Give mobs the ability to climb
• Give mobs the ability to pillar up
• Give mobs the ability to plant trees
• Give mobs the ability to plant flowers
• Give mobs the ability to cut grass
• Give mobs the ability to eat plants
• Make eating plants heal mobs
• Set the amount of damage a mob will do
• Make mobs burn in the sun or not
• Initial release