This mod currently adds 47+ custom /gamerule options (more in future)
In 1.16+, you can also set these during the Create New World menu
Most of these rules are NOT enabled by default, especially the "breaking changes" ones like disabling hunger, make sure you go through them and set up the ones you like
Gamerules that disable features
disableHunger: Players hunger will never drain, and the hunger bar above your XP bar is not visible anymore
disableBiomeFreezeIce : Disable water freezing due to biome temperature
disableBlockGravity : Disable blocks falling from gravity (sand, gravel, ...)
disableCriticalHits : All critical hits are disabled, they only do normal damage
disableCropGrowth: Crops cannot grow
disableSaplingGrowth: Saplings cannot grow
disableVillagerTrading : Disable villager trading
disableDecayLeaves : Disable naturally decaying leaves
disableDecayCoral : Disable coral decaying grey
disableGenerateStone : Disable stone generation from liquid
disableGenerateObsidian : Disable obsidian generation from liquid
disableLightMeltIce : Disable ice melting from things like light levels
disableMobItemPickup : Disable item pickup when any Mob joins the world
disableEndermanTeleport: They can never teleport
disableShulkerTeleport: They can never teleport
disableTargetingPlayers : Disable mob ai from targeting players, they treat you as invisible
disableLightningTransform : lightning wont mutate mobs like charted creepers
disablePortalCreationNether: Players cannot ignite portals
disablePortalCreationEnd: Players cannot socket eyes into the portal frame
Gamerules that add or update features
doSugarGrowthUnlimited : Sugar cane growth unlimited height
doCactusGrowthUnlimited : Cactus growth unlimited height
doMapsAlwaysUpdate : Update maps from inventory even if not held by player
doEyesAlwaysBreak : Ender Eyes always break when thrown
doInstantEating : Food is eaten instantly every time
doInstantExp : No delay on XP pickup
doArmorStandWeapons : Allow equipping armor stand main & offhand
doLilypadsBreak : Lily Pads break when player falls on them, preventing damage
doNetherVoidAbove : Nether deals void damage above 128
doFriendlyIronGolems : Iron golems treat players as villagers
Gamerule extensions
keepInventoryArmor : Keep armor after death (requires keepInventory=true)
keepInventoryExperience : Keep experience after death (requires keepInventory=true)
mobGriefingCreeper : Destructive creepers (requires mobGriefing=true)
mobGriefingEnderman : Destructive enderman (requires mobGriefing=true)
mobGriefingVillager : Destructive villagers (requires mobGriefing=true)
mobGriefingZombie : Destructive zombies (requires mobGriefing=true)
mobGriefingWither : Destructive wither (requires mobGriefing=true)
mobGriefingRavager : Destructive ravagers (requires mobGriefing=true)
mobGriefingSilverfish : Destructive silverfish (requires mobGriefing=true)
mobGriefingGhast : Destructive ghast (requires mobGriefing=true)
mobGriefingBlaze : Destructive blaze (requires mobGriefing=true)
mobGriefingSnowgolem;
Damage related gamerules
cactusDamage : Cactus Damage
berryDamage : Berry Damage
pearlDamage : Ender Pearl Damage
suffocationDamage : Suffocation Damage
