I felt nostalgic and wanted to play the attack of the B-team mod in a more current version of the game.
this mod pack doesn't include the same mods as the OG, due to many not receiving updates, but it has many comparable substitutes.
Major game-Changing mods include:
Beyond Earth-Tech and space exploration mod that allows you to build rockets capable of space travel throughout the solar system
Botania-Tech mod centered around natural magic like magical flowers, no pipes or wiring
Tinkers' Construct-Adds many various to put tools together for special modifiers
Thermal Foundations-Tech mod that adds new machinery, transport, powered tools, and gadgets
Park Builder: Operation Genesis-Bring dinosaurs back to life using genetics
Enchanted: Witchcraft-Magic mod that features circle magic, distillation, brews, demons, and voodoo dolls
Farmer's Delight-Expands on farming and cooking in Minecraft with new ingredients and recipes
World Enhancing Mods:
Oh the Biomes you'll go-Adds many new biomes to explore in the overworld, nether, and end
Yung's API-Remasters dungeons, Temples, the Nether fortress, Ocean Monuments, Strongholds, Witch huts, mineshafts, as well as adding a few extra structures into the game.
Better Villages-adds more interesting villages
Creatures and Beasts-Adds fantasy creatures like sporelings, cindershells, lilytad, yetis, cactem, end whales, and more
Ecologics-Improves vanilla biomes with new mobs, blocks, and more
Lootr-Adds a unique loot table for each player in world generated chests
More Axolotls
Nether Depths-Adds flora and fauna to the lava seas of the nether
Ore Stone Variants-Adds ore variants for andesite, diorite, granite, and more
Valhelsia Structures-Adds abandoned buildings and dungeons and reworks some vanilla structures
Xaero's Minimap and World Map
Waystones-Adds waystone blocks that players can teleport to once activated
Decoration Mods:
Chimes-Adds craftable wind chimes
Cluttered-Adds decor from games like Animal Crossing, Overwatch, SIms 4, etc.
Comforts-Adds sleeping bags and hammocks
Connected Glass textures
Glassential-adds new types of glass
Cosmetic Armor Rework
Customizable Elytra-Allows you to dye and add banners to elytra
Extended Slabs-Adds vertical slabs and stairs for certain blocks
Macaw's mods- Adds more Furniture, Lights, paths, paintings, windows, doors, trapdoors, and fences
Supplementaries-adds more small furniture and knickknacks
More Music Discs
SecretRoomsMod-adds blocks to camouflage themselves to the surrounding world for hidden doors, pressure plates, levers, and more
Trash Cans
Utility Mods:
Straw Golem-Adds a golem to farm for you
Elytra Slot
Cycle Paintings-Right click to cycle paintings with another painting in hand
Aquatic Torches-adds waterproof torches using glowsquid ink
Botany Pots-pot that can grow crops
Sophisticated Backpacks-Adds backpacks that can receive inventory and functionality upgrades
Sophisticated Storage-Adds multiple tiers of Barrels, Chests, and Shulker boxes as well and color customization
Appleskin-Gives more food information
AttributeFix
Better Fishing Rods
Better Shields
JEI
Enigmatic Grave-Adds tombstones which stores items on death and give coords for tombstone
Fast Leaf Decay
FindMe-search for items in chest
Fireproof boats-Makes nether wood boats fireproof
Folllowers teleport too
Forgiveness-Allows you to decraft certain items
Forgotten Recipes-adds recipes for certain uncraftable items
Healing beds
Healing Campfire
Heartstone-Craftable item that comes in pairs and allows you to find the other player holding the second stone
Easier Sleeping
Hoppers+
Inventory Essentials
Inventory Sorter
Loot beams
Mouse Tweaks
NetherPortalFix
Pick Up Notifier
Scaffolding Drops Nearby
Snad-Makes sugarcane grow faster on sand
Stack Refill
Tool Stats
Trading Post
Trample No More-Make tilted soil harder to trample
WTHIT-tells you what you're looking at
Snail Mail
Toast Control
Map tooltip
As well as a few performance-enhancing mods