BatPack

Alternate Current - Redstone overhaul

Better Beds - Block models instead of entity renders

C2ME, Lithostitched, Noisium - World gen optimization mods

Debugify - Assorted bug fixes and a nice privacy change

Entity Culling - Hides unseen tiles/entities

FerriteCore - Memory usage optimization

Scalable Lux: Light engine changes for performance and error fixes

Tweaks for Audio Engine - audio engine changes "to avoid overloading"

VulkanMod - Makes Minecraft use Vulkan instead of OpenGL

Armored Elytra

Basic Weapons

Formations: Overworld and Nether - most vanilla-friendly structures mod I found

Infinity Cave - Roguelike cave system underneath bedrock level with custom mob spawns.

JourneyMap - Good map mod

Lootr - Instanced loot so everybody can get some

RPG Style Player Stat Progression/Levels - Get better at what you do

Wraith Waystones - Simple/effective teleport/waystone mod with personal teleport item options

Areas - Named areas with configurable range and color

Beacon Flight - A balanced version of attainable creative flight for big builds

Better Hanging Signs - More immersive decorative signs

Better Stoneworking - Adds nice to have stonecutter recipes and allows smelting stairs and slabs (cobble->stone->smooth, sandstone->smooth, red sandstone->smooth red)

Block Runner - Paths have a purpose now :)

Bridging Mod - Helpful

Building Wands - Very nice building tool

Diagonal Fences, Walls, and Windows

Double Doors - Make double doors/trapdoors function as one

ElevatorMod - Simple and effective elevator, can be concealed, camouflaged, or colored

FurniCraft - Nice vanilla style furniture

Stoneworks - More vanilla style decorative blocks but not an obnoxiously unusable amount

Vanilla Shutters - Sideways trapdoors essentially

Auto Harvest - Automated farms

Easy Mob Farm - Generate mob loot without needed to setup a laggy farm

Enchanting Reimagined - Better than vanilla enchanting system, featuring smelt down useless books into dust to save storage space

Extended Drawers - Bulk storage with nice utility qol upgrades (locking, voiding, compacting)

Mining Quarries - Get ores without having to go generate more chunks

Minium Stone - Transmute common blocks into rarer alternatives for hard to find things

Packed Up (Backpacks) - Simple backpack

Potted Farms - Tree farm

Random Misfits - Paxels, hammers, excavators, glass cutter, repair kits, portable crafting table

Short Circuit - Redstone in a block

Simple Copper Pipes - Simple transport pipes

Toms Storage - Linked storage

Usefulfood Reborn - More foods but not too much

AppleSkin - Useful food HUD changes

Better Enchantment Order - Better ordered enchantments on items

BetterF3 - More readable F3 with included config for reasonable info

Better Than Mending - Can spend XP you already have to repair mending items

Carry On - Pick up and move chests without needing to worry about inventory space

Controlling - Search for controls in keybind menu

Cut Through - Stab the monsters not the grass

Extreme Sound Muffler - For when enderman can't die quietly...

Graves - Keep inventory but balanced-ish

KISS - Inventory sorting mod

Mod Menu - Search mods and change configs in-game if available

Mouse Tweaks - Better mouse functionality/usablity

Open Parties and Claims - Party up, claim chunks, force load chunks

Roughly Enough Items - JEI type mod that mostly works in vulkan, craft support is broken on a crafting table (intend to replace with EMI when it gets updated)

Tree Harvester - Chop down whole tree with axe

Wool Tweaks - Dye wool/wool-related blocks in world, craft wool into 4 string, dye already dyed wool

WTHIT - Answers the question: What am I looking at?