Night times will be scarier, Exploration will be needed and you will need to build a defendable base to survive. However you can still thrive with a number of technology, combat and quality of life mods such as:

Mekanism

Fossils & Archaeology Revived

Immersive Vehicles

Thaumcraft

Ice and Fire

Battle Towers

Hardcore Darkness

galacticraft

Biome Bundle

primitive Mobs

invasion

Mystcraft

New Armor!

More Weapons!

Build factories!

Create Dinosaurs

Experience Magic

Pilot Planes!

New Dungeons!

New Decor!

More Villages!

More Dimensions!

New Food!

Space Travel!

More Creatures!

Minimum allocated RAM: 4 GB
Recommended allocated RAM: 6 GB or 8GB for high render distance
Optifine Highly recommended

Mod List

[ANGRY PIXEL] The Betweenlands oily_oli [ANGRY PIXEL] The Betweenlands oily_oli
☃ Snow! Real Magic! Snownee_ AbyssalCraft Shinoow
Additional Structures XxRexRaptorxX Advanced Hook Launchers EnderLanky Aether Additions VirtualEsence
Ancient Warfare 2 Shadowmage4513
Antique Atlas Hunternif
Antique Atlas/CraftTweaker API Adapter targrenmods
Anvil Patch - lawful Lumber_Wizard
AppleCore squeek502
AppleSkin squeek502
Aquaculture 2 Shadowclaimer
AsmodeusCore BlesseNtumble
Atlas Extras Rikshy
AtomicStryker's Battle Towers atomicstrykergrumpy
AtomicStryker's Infernal Mobs atomicstrykergrumpy
Atum 2: Return to the Sands Shadowclaimer
AutoRegLib Vazkii
Baubles Azanor13
BaublesHud GigaBit101
Better Advancements way2muchnoise
Better Burning DarkhaxDev
Better Combat Rebirth SanAndreasP
Better Foliage octarine_noise
Better Placement tterrag1098
BetterFps Guichaguri
BiblioCraft Nuchaz
Biome Bundle mc_pitman
BiomeTweaker superckl
BiomeTweakerCore superckl
Bloodmoon Lumien231
Blur tterrag1098 Bookshelf DarkhaxDev
Bookworm SoggyStache
Born in a Barn Speiger Carry On Tschipp
Chameleon Texelsaur
Chisel tterrag1098
Chunk-Pregenerator
Clay Soldiers Mod SanAndreasP
Client Tweaks BlayTheNinth
Clumps Jaredlll08
CodeChicken Lib 1.8.+ covers1624
Comforts TheIllusiveC4
ComputerCraft DanTwoHundred
ConnectedTexturesMod tterrag1098
Cooking for Blockheads BlayTheNinth
CoralReef primetoxinz
CoroUtil Corosus
Corpse Complex TheIllusiveC4
Craftable Horse Armour & Saddle [CHA&S] EwyBoy
CraftTweaker Jaredlll08 Cucumber Library BlakeBr0
Custom Main Menu Lumien231
Dark Utilities DarkhaxDev
Davincis Vessels darkevilmac
Deep Sea Expansion nhave06
Diamond Warriors Team IV Content Pack
DiscordSuite hrznstudio
Doggy Talents percivalalb
Double Slabs CJMinecraft01
Dynamic Surroundings OreCruncher
Electroblob's Wizardry Electroblob
Essentials Technomancer_isTaken
Even More TNT rolik1997
Explorercraft Zathrox999
Extra Spells (Electroblob's Wizardry) meldexun
Extra Utilities RWTema
Farming for Blockheads BlayTheNinth
Farseek delvr
Fast Leaf Decay olafskiii
FastFurnace
FastWorkbench
Fighting Pickles Vehicle Pack for MTS/IV pisniper
Fish's Undead Rising fish0016054
FoamFix asiekierka
ForgeEndertech EnderLanky
Fossils and Archeology Revival _ForgeUser18449974
Friendly Fire DarkhaxDev
Galacticraft Add-on - More Planets SteveKunG
Generic American Motoring Content Pack [Immersive Vehicles] blazewolf1122
Global GameRules GoryMoon
Golden Airport Pack (GAP) [Immersive Vehicles content pack] ooferine
Grappling Hook Mod yyonne
GraveStone Mod henkelmax
gyro_hero's Helicopter Pack (IV/MTS) gyro_hero
Hardcore Darkness Lumien231
Hats ohaiiChun
Hwyla TehNut
I Know What I'm Doing (IKWID) HeckinChloe
Ice and Fire: Dragons in a whole new light! alex1the1666
iChunUtil ohaiiChun iChunUtil-1.12.2-7.2.2.jar
Immersive Vehicles - Caterpillar Pack Blue20Boy17
Immersive Vehicles (Formerly Transport Simulator) don_bruce
Immersive Vehicles Trin Civil Pack V2 (Compact version) theoddlyseagull Immersive Vehicles Trin Emergency Pack theoddlyseagull
Immersive Vehicles Trin Industrial Machinery Pack theoddlyseagull Immersive Vehicles Trin Part Pack theoddlyseagull Instant Massive Structures (IMS) simjoo1 Inventory Tweaks JimeoWan Iron Chests ProgWML6
ISeeDragons xcube16
It's the little things Zlepper
IvToolkit Ivorforce
JAFFA Foods (A HarvestCraft Addon) Murdy007
JurassiCraft lordcazsius
Just Enough HarvestCraft (JEHC) mrAppleXZ Just Enough Items (JEI) mezz KleeSlabs BlayTheNinth LibraryEx LogicTechCorp LLibrary _ForgeUser11902522
MalisisCore Ordinastie MalisisDoors Ordinastie
Mantle mDiyo
Mekanism bradyaidanc
Mekanism Generators bradyaidanc
Mekanism Tools bradyaidanc
Millénaire Kinniken Millénaire Extended LaikaIvanova
Mo' Bends iwoplaza
Mob Grinding Utils vadis365
Mob Spawner Control PyrofabTheModsmith
More Swords Legacy DarkhaxDev
Morpheus Quetzi
Mouse Tweaks YaLTeR
MovingWorld darkevilmac
Mowzie's Mobs bobmowzie
MrCrayfish's Furniture Mod MrCrayfish
MrCrayfish's Gun Mod MrCrayfish
Mutant Beasts Chumbanotz
Mystcraft XCompWiz
Mystical Agradditions BlakeBr0
Mystical Agriculture BlakeBr0
NetherEx LogicTechCorp
NetherPortalFix BlayTheNinth
NHAVE's Core nhave06
NotEnoughIDs fewizz_
Obfuscate MrCrayfish
OMLib Keridos
Open Modular Passive Defense
Open Modular Turrets Keridos
Open Terrain Generator (OpenTerrainGenerator / OTG) team_otg
Ore Excavation Funwayguy
OreLib OreCruncher
Overloaded Armor Bar tfarecnim
Pam's HarvestCraft pamharvestcraft
Parachute Mod pbrane0
Patchouli Vazkii
Phosphor (Forge) jellysquid_
Placebo Shadows_of_Fire
Potion Core Tmtravlr
Potion Rings Shivaxi
Quark Vazkii
Railcraft Covert_Jaguar
Random Loot Mod milomaz1
RandomPatches TheRandomLabs
RealBench Prototik
Recurrent Complex Ivorforce
Resource Loader Lumien231
Roguelike Dungeons greymerktv
Rope Bridge lordcazsius
SanLib SanAndreasP
Security Craft Geforce132
Serene Seasons TheAdubbz
Shadowfacts' Forgelin ShadowfactsDev
Simple Camp Fire jsitt
SimpleHarvest TehNut
So Many Enchantments ShelterRin
Sound Filters Tmtravlr
Spartan and Fire
Spartan Shields ObliviousSpartan
Spartan Weaponry ObliviousSpartan
Storage Drawers Texelsaur
Storage Drawers Extras Texelsaur
Streams delvr
StructuresPlus QraNge56
Structurize H3lay
Surge DarkhaxDev
SwingThroughGrass exidex
Techguns pWn3d_1337
Tetra mickelus

Thaumcraft Azanor13
Thaumic Inventory Scanning (Thaumcraft Addon) BlayTheNinth
The Aether GildedGames
The Disenchanter Mod
The Erebus vadis365
The Twilight Forest Benimatic
Thicc Entities wiresegal
TickProfiler MinimallyCorrect
Tool Belt gigaherz
Torch Slabs Mod EndlesNights
Transport Simulator - Official Vehicle Set don_bruce
Trapcraft percivalalb
Trinkets and Baubles XzeroAir Tumbleweed konwboj
UniDict WanionCane
UNU Civilian Vehicles [MTS/IV] [IR] (cars trucks planes trains) Dr_prof_Luigi
UNU Military Vehicles [MTS/IV] [IR] (jeep truck trains) Dr_prof_Luigi
UNU Parts Pack [MTS] Dr_prof_Luigi UNU Parts Pack [MTS]
VanillaFix Runemoro
WanionLib WanionCane
Waystones BlayTheNinth
Wearable Backpacks HeckinChloe
Worley's Caves super_fluke
XP From Harvest ReaIGecko
YUNG's Better Mineshafts (Forge) YUNGNICKYOUNG
Zoo & Wild Animals Rebuilt : ZAWA

+Some more

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