Existing Stuff

Yes, a modpack. Has cool mods that are fun such as Immersive Engineering, Create, Industrial Foregoing, Botania, Psi, Macaw's mods and many more. Decorative mods for buliders to enjoy, Magic and Tech mods for survivalists to enjoy.

MODLIST
'Simple Magnets'
'Uppers'
'Macaw's Windows'
'Pane In The Glass'
'Neat'
'Iron Jetpacks'
'Forge Endertech'
'Powah'
'Ranged Pumps'
'Jumbo Furnace'
'Reliquary'
'Chance Cubes'
'Morpheus'
'Tinkers' Mechworks'
'Refined Storage'
'AllTheOres'
'Industrial Foregoing'
'Torchmaster'
'Repurposed Structures'
'Biomes O' Plenty'
'Toughness Bar'
'Macaw's Trapdoors'
'Silent Gear'
'Botania'
'Portality'
'Extended Lights'
'Angel Ring'
'Extra Storage'
'Macaw's Roofs'
'MrCrayfish's Furniture Mod'
'The Weirding Gadget'
'Advanced Chimneys'
'Scaling Health'
'FastLeafDecay'
'Simply Jetpacks 2'
'Torch Slab Mod'
'Mining Helmet'
'Woot'
'Bountiful Baubles'
'Mekanism'
'Nature's Compass'
'Compact Machines 4'
'Advanced Hook Launchers'
'Phosphophyllite'
'Engineer's Tools'
'Farming for Blockheads'
'PneumaticCraft: Repressurized'
'Extra Disks' (extradisks:1.5.0),
'Immersive Petroleum'
'Immersive Engineering'
'Pam's HarvestCraft 2 Crops'
'Large Ore Deposits'
'ChickenChunks'
'IntegratedDynamics'
'IntegratedDynamics-Compat'
'Pam's HarvestCraft 2 Food Core'
'SecurityCraft'
'CosmeticArmorReworked'
'Tetra'
'Astral Sorcery'
'AIOT Botania'
'Extended Crafting'
'Gauges and Switches'
'Cooking for Blockheads'
'Placebo'
'Dank Storage'
'Citadel'
'Rats'
'Culinary Construct'
'Bookshelf'
'Dark Utilities'
'Building Gadgets'
'Ceramics'
'Thermal Series'
'Thermal Innovation',
'Thermal Locomotion'
'Psi'
'Thermal Cultivation'
'Aquaculture 2'
'Macaw's Doors'
'Mekanism: Generators'
'Carry On'
'Mob Grinding Utils'
'Macaw's Bridges'
'Farmer's Delight'
'Useful Backpacks'
'Mekanism: Additions'
'Environmental Tech'
'Valhelsia Structures'
'Lollipop'
'Simply Light'
'Pam's HarvestCraft 2 Food Extended'
'Bountiful'
'Solar Flux Reborn'
'Patchouli'
'Ars Nouveau'
'Leap'
'Camera Mod'
'Ore Excavation'
'Thermal Expansion'
'IntegratedTunnels'
'IntegratedTunnels-Compat'
'Gun Customization: Infinity'
'Builders Crafts & Addition' 
'Runelic'
'Mekanism: Tools'
'Spartan Weaponry' 
'Architectury'
'Extreme Reactors 2'
'Cyclic'
'Bigger Reactors'
'Item Filters'
'FTB Quests'
'ElementalCraft'
'Long Fall Boots'
'Savage & Ravage'
'WAWLA'
'Extra Boats'

'Create'
'Waystones'
'Clumps'
'Journeymap'
'Comforts'
'Applied Energistics 2'
'Artifacts'
'RFToolsBase'
'XNet'
'RFToolsPower'
'RFToolsControl'
'Mapper Base'
'EmbellishCraft'
'EmbellishCraft BoP Addon'
'Bedspreads'
'Wall-Jump!'
'Toast Control'
'EnderStorage'
'Akashic Tome'
'Blood Magic'
'ColossalChests'
'Mystical Agriculture'
'Mystical Agradditions'
'SwingThroughGrass'
'Tool Belt'
'Titanium'
'Silent Lib'
'CreativeCore'
'Spartan Shields'
'Quark'
'Apotheosis'
'Storage Drawers' 
'Flux Networks'
'Engineer's Decor''Spice of Life: Carrot Edition'
'Refined Storage Addons'
'Overloaded Armor Bar'

AND MORE