As always, backup your saves just in case.

Mods added

• Aquatic Torches
• AI Improvements
• Bad Mobs
• Blossom Blade
• Bosses of Mass Destruction
• Diet
• Embeddium++
• End's Phantasm
• Enemy Expansion
• Friends & Foes
• Golems Are Friends Not Fodder
• Heartstone
• Kobolds!
• Moog's End Structures
• More Axolotl Variants Mod
• Nether Depths Upgrade
• Sea Creeps
• Simple RPC
• Structory
• Tetracelium
• Sharkberry’s Modified Tetranomicon
• Ultris: Boss Expansion
• Untamed Wilds

Mods updated:

• All mods have been updated to their latest versions

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Mods removed:

• Farsight
• Embeddium/Rubidium Textures
• TexTrue’s Embeddium Options

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Changes made/configs done:

Advanced chimneys:

• Reduced max smoke particle amount to 600.

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Bosses of Mass Destruction (done through badmob-common)

• Disabled Nether Gauntlet.

Diet (diet-server):

• Minimum diet group death reduction increased to 5%.

Enemy Expansion (done through badmob-common/enemyexpansion):

• Disabled the Sprinter, Slugger, Equestrian, Wasp, Drone, Botfly, Goblin, Troll, Huntsman, Vampire, Silverqueen, Meature, Direwolf, Faller, Crawler and Intruder enemies. 

Friends & Foes (friendsandfoes):

• Disabled Illusioner.

Improved Mobs (improvedmobs/common):

• Removed the chance for neutral mobs to spawn as aggro.

Nether Depths Upgrade (done through kubejs):

• Removed Lava Glass recipe.

Sophisticated Backpacks (sophisticatedbackpacks-server):

• Disabled the ability for mobs to spawn with a backpack.

Sparse Structures (sparsestructures):

• Decreased the increased spread of overall structure generation from 20% to 12%.

Thin Air config (thinair-common):

• Changed yellow air height start in the overworld to Y level 170, and red air height to Y level 220.

Waystones config (waystones-common):

• Level cost to travel via warpstone between dimensions has increased from 3 to 5.
• Cooldown between warping has been increased from 30 seconds to 2 minutes and 30 seconds. 
• The approximate distance in chunk between waystones generated in the world has been increased from 25 to 60.
• Waystones can no longer generate in The End.
• Waystones now generate in The Aether, The Twilight Forest, and The Undergarden.
• Nearly every single village should spawn with a waystone now.

Ultris (through datapack):

• Disabled the Corrupted Enderman, Ultra Wither, Sanctum Keeper, Giant, Phantom Swarm, and Illusioner.

Untamed Wilds (untamedwilds-common and badmob-common):

• Prevented mobs from spawning in the Nether, End, Aether, Undergarden, and Otherside.
• Disabled gendered breeding. Disabled attacking undead. Changed cycle length from 24000 to 36000. Disabled turantulas, large snakes, snakes, giant clams, bears, big cats, hippos, rhinos, hyenas, saw fish, boar, bison, opossum, wildebeest.

Known issues still present:

• Specifically traders added by Integrated Dungeons and Structures seem to have a bug where they'll offer air as a trade item. This doesn't seem to affect Dynamic Villager Trades, however.
• Sorting a corpse's inventory will delete all of the items... for some reason.
• Dirt drops don't drop from path blocks.
• Making one Gateway of Eternity completes all of the quests.