Capital is Key is a complete rewrite of the previous Options Remix. An alpha version of an upcoming modpack focusong on economy and progression using tech, design, and a few magic mods.

Mod List:

AppleCore (by squeek502)
Stackable (by KidsDontPlay)
Illagers+ (by LiteWolf101)
Just Enough Resources (JER) (by way2muchnoise)
Better Builder's Wands (by Portablejim)
PneumaticCraft: Repressurized (by desht_08)
Bed Patch (by Mordenkainen3141)
LagGoggles (by Terminator_NL)
InWorldCrafting (by IterationFunk)
LemonLib (by Lemonszz)
Living Enchantment (by Clownvin)
Just Enough HarvestCraft (JEHC) (by mrAppleXZ)
Gendustry JEI Addon (by ninjabrain1)
Simply Jetpacks 2 (by Tomson124)
What's That Slot? (by gegy1000)
Shadowfacts' Forgelin (by ShadowfactsDev)
Actually Additions (by Ellpeck)
Wireless Crafting Terminal (by TheRealp455w0rd)
Natura (by mDiyo)
Tesla Core Lib (by face_of_cat)
JEI Villagers (by Buuz135)
No Night Vision Flashing (by TeamCoFH)
Botania (by Vazkii_)
Ruins (Structure Spawning System) (by atomicstrykergrumpy)
AtomicStryker's Infernal Mobs (by atomicstrykergrumpy)
IvToolkit (by Ivorforce)
Gas Conduits (by pupnewfster)
More Overlays (by FeldiM245)
Multi Mine (by atomicstrykergrumpy)
MrTJPCore (by MrTJP)
Cosmetic Beds (by TheIllusiveC4)
Thermal Foundation (by TeamCoFH)
Lumberjack (by DoubleDoorDev)
Reskillable (by lanse505)
Mekanism (by bradyaidanc)
Redstone Flux (by TeamCoFH)
Loyalty Rewards (by Mrbysco)
Mekanism Generators (by bradyaidanc)
Mekanism Tools (by bradyaidanc)
TekTopia Information (by Bletch1971)
CoFH Core (by TeamCoFH)
Thermal Expansion (by TeamCoFH)
Useful Nullifiers (by Bartz24)
MeeCreeps (by McJty)
Dirt2Path [FORGE] (by mallrat208)
Simple Sponge (by Jackyy)
NuclearCraft (by tomdodd4598)
JourneyMapStages (by DarkhaxDev)
Just Enough Throwing In Fluids (JETIF) (by Lykrast)
Avaritia 1.1x (by brandon3055)
Immersive Tech (by FerroO2000)
Stellar Fluid Conduits (by tfarecnim)
Project Red - Lighting (by MrTJP)
CoFH World (by TeamCoFH)
p455w0rd's Library (by TheRealp455w0rd)
Just Enough Pattern Banners (by Lorexe)
Placebo (by Shadows_of_Fire)
The One Probe (by McJty)
MovingQuickly (by xnrand)
RealBench (by Prototik)
iChunUtil (by ohaiiChun)
Farming for Blockheads (by BlayTheNinth)
Placeable Items (by Ferdz_)
Integrated Dynamics (by kroeser)
Mob Dismemberment (by ohaiiChun)
Better Advancements (by way2muchnoise)
Literal Ascension (by jamieswhiteshirt_)
Tool Belt (by gigaherz)
Item Stages (by DarkhaxDev)
LootTweaker (by Daomephsta)
Sound Reloader (by TheWhoAreYouPerson)
Forestry (by _ForgeUser7678633)
Morph (by ohaiiChun)
Bookshelf (by DarkhaxDev)
EnderCore (by tterrag1098)
KleeSlabs (by BlayTheNinth)
Better Than Mending (by legobmw99)
WanionLib (by WanionCane)
Binnie's Mods (by _ForgeUser9116757)
RFTools (by McJty)
Pam's HarvestCraft (by pamharvestcraft)
XenCraft (by LatvianModder)
Game Stages (by DarkhaxDev)
TickProfiler (by MinimallyCorrect)
Thermal Dynamics (by TeamCoFH)
PTRLib (by RazzleberryFox)
Practical Space Fireworks (by gegy1000)
Building Gadgets (by Direwolf20)
Flat Colored Blocks (by AlgorithmX2)
TellMe (by masady)
Tough As Nails (by TheAdubbz)
Ceiling Torch (by bl4ckscor3)
FTB Utilities: Backups (by FTB)
Tiny Progressions (by Kashdeya)
The Midnight (by cipher_zero_x)
MalisisSwitches (by Ordinastie)
Corpse (by henkelmax)
Phosphor (by jellysquid_)
DiscordIntegration (by TheChikachi)
SuperJedi224's Nether Dungeons (by SuperJedi224)
Track API (by cam72cam)
BiblioCraft (by Nuchaz)
Stygian End: Biome Expansion (by super_fluke)
Block Drops (JEI Addon) (by KidsDontPlay)
Carry On (by Tschipp)
Random Things (by Lumien231)
WAIM - What am I missing? (by Jaredlll08)
Ender IO Endergy (by tterrag1098)
Chisel (by tterrag1098)
JEI Integration (by SnowShock35)
Statues: Rechiseled (by Lemonszz)
Avaritia IO (by tfarecnim)
CraftStudio API (by ZeAmateis)
Spice of Life: Carrot Edition (by lordcazsius)
HitWithAxe (by Shadows_of_Fire)
Dynamic Dynamos (by unascribed)
IKWID (I Know What I'm Doing) (by HeckinChloe)
Wearable Backpacks (by HeckinChloe)
Immersive Engineering (by BluSunrize)
Xtones (by TehNut)
Wither Skeleton Tweaks (by Shadows_of_Fire)
ConnectedTexturesMod (by tterrag1098)
Additional Structures (by XxRexRaptorxX)
Barrels, Drums, Storage & More (by Funwayguy)
CraftTweaker (by Jaredlll08)
ArchitectureCraft - TridentMC Version (by darkevilmac)
B.A.S.E (by lanse505)
Ore Excavation (by Funwayguy)
Mob Grinding Utils (by vadis365)
Emojiful (by HRZNStudio)
Wolf Armor and Storage (by satyrnidae)
Quick Leaf Decay (by Lumien231)
Common Capabilities (by kroeser)
Gambling Style (by Fuzs_)
Custom Main Menu (by Lumien231)
Charm (by svenhjol)
Quark (by Vazkii_)
Industrial Foregoing (by Buuz135)
AutoRegLib (by Vazkii_)
Quark Oddities (by Vazkii_)
TAN Campfire Spit (by WolfieWaffle)
Too Many Efficiency Losses (by CaffeinatedPinkie)
Engineer's Decor (by wilechaote)
Ender Tweaker (by Shadows_of_Fire)
ModelLoader (by cout970)
McJtyLib (by McJty)
Mantle (by mDiyo)
UniDict (by WanionCane)
Loyalty Medals (by Mrbysco)
Inventory Tweaks (by Kobata)
MrCrayfish's Furniture Mod (by MrCrayfish)
ExtraSkills (by bright_spark)
Biomes O' Plenty (by Forstride)
Resource Loader (by Lumien231)
Controlling (by Jaredlll08)
Gendustry (by bdew)
XP From Harvest (by ReaIGecko)
BdLib (by bdew)
Chunk Animator (by Lumien231)
Earthworks (by Alsender_)
Wireless Pattern Terminal (by TheRealp455w0rd)
Item Scroller (by masady)
Enchantment Descriptions (by DarkhaxDev)
Wumple Util Library (by Stormwind99)
FTB Quests (by FTB)
Cooking for Blockheads (by BlayTheNinth)
Storage Drawers Extras (by Texelsaur)
Project Red - Base (by MrTJP)
MTLib (by Jaredlll08)
Cyclic (by Lothrazar)
Immersive Petroleum (by Flaxbeard)
Hearth Well (by wolforce)
AE2 Wireless Interface Terminal (by TheRealp455w0rd)
Extra Bit Manipulation (by Phylogeny)
SwingThroughGrass (by exidex)
Cloche Call (by mallrat208)
Zen Summoning (by TeamDman)
Magneticraft (by cout970)
ContentTweaker (by Jaredlll08)
OreLib (by OreCruncher)
CompatSkills (by lanse505)
Corpse Complex (by TheIllusiveC4)
Doggy Talents (by percivalalb)
Recurrent Complex (by Ivorforce)
Immersive Railroading (by cam72cam)
Mod Name Tooltip (by mezz)
Custom Daily Reward (by ExtraMeteorP)
Initial Inventory (by Jaredlll08)
FastWorkbench (by Shadows_of_Fire)
TOP Addons (by DrManganese)
Redstone Gauges and Switches (by wilechaote)
AppleSkin (by squeek502)
Future MC (by thedarkcolour)
Engineer's Doors (by nihiltres)
Environmental Tech (by ValkyrieofNight)
FTB Utilities (by FTB)
Apotheosis (by Shadows_of_Fire)
Bountiful (by ejektaflex)
ModTweaker (by Jaredlll08)
Recipe Stages (by Jaredlll08)
Just Enough Items (JEI) (by mezz)
Baubles (by Azanor13)
BetterFps (by Guichaguri)
ValkyrieLib (by ValkyrieofNight)
Player Skin Mob (by GenDeathrow)
Traverse Legacy (1.12.2) (by ProspectorDev)
Mob Stages (by DarkhaxDev)
Just Enough Petroleum (by BordListian)
Default Options (by BlayTheNinth)
ReAuth (by TechnicianLP)
Patchouli (by Vazkii_)
YAMDA - Yet Another Mining Dimension Attempt (by Sunekaer)
Minecolonies (by H3lay)
Thermal Innovation (by TeamCoFH)
RandomPatches (by TheRandomLabs)
FastFurnace (by Shadows_of_Fire)
Applied Energistics 2 (by AlgorithmX2)
LaunchGUI (by TehNut)
FTB Library (by FTB)
JER Ore Integration (by Ax1eum)
LLibrary (by _ForgeUser11902522)
Fancy Block Particles (by TominoCZ)
Horizontal Glass Panes (by tobyystrong)
Let Sleeping Dogs Lie (by ohaiiChun)
Roguelike Dungeons (by greymerktv)
Chameleon (by Texelsaur)
AE2 Wireless Terminal Library (by TheRealp455w0rd)
Guide-API (by TehNut)
Vending block (by kamildanak)
Horse Tweaks (by BlayTheNinth)
Industrial Wires (by malte0811)
SubLib (by AbsolemJackdaw)
Mob Control Wands (by Micmux)
Cloche++ (by BrisingrAerowing)
Hunger Persistence (by squeek502)
Rustic (by mangoose3039)
Better Records (by Stumblinbear)
Immersive Cables (by SanAndreasP)
CreativeCore (by CreativeMD)
Toast Control (by Shadows_of_Fire)
LittleTiles (by CreativeMD)
Akashic Tome (by Vazkii_)
Loot Capacitor Tooltips (by tfarecnim)
Level Up! Reloaded (by BeetoGuy)
Switch-Bow (by White_Draco)
Cyclops Core (by kroeser)
xNICEx (by McJty)
ItemZoom (by mezz)
Bonsai Trees (by davenonymous)
Inspirations (by KnightMiner)
Dynamic Surroundings (by OreCruncher)
Storage Drawers (by Texelsaur)
Chisels & Bits (by AlgorithmX2)
TekTopia (by TangoTek)
Foamflower (by kamildanak)
Villager Trade Tables (by csb987)
JEI Bees (by bdew)
Default World Generator (port) (by ezterry)
Web Slinger (by Stormwind99)
Just Fashion (by AbsolemJackdaw)
It's the little things (by Zlepper)
JustEnoughIDs (by Runemoro)
Decocraft (by RazzleberryFox)
Animania (by Purplicious_Cow_)
Ender IO (by CrazyPants_MC)
CodeChicken Lib 1.8.+ (by covers1624)
Ceramics (by KnightMiner)
JourneyMap (by techbrew)
Simple Trophies (by quat1024)
Extra Utilities (by RWTema)
More Avaritia (by TheUnderTaker11_)
MalisisDoors (by Ordinastie)
Forge MultiPart CBE (by covers1624)
Rats (by alex1the1666)
Scannable (by Sangar_)
Antique Atlas (by Hunternif)
MalisisCore (by Ordinastie)
Item Filters (by LatvianModder)
Better Animals Plus (by cybercat5555)
The Lost Cities (by McJty)
Unlimited Chisel Works (by asiekierka)
FoamFix for Minecraft (by asiekierka)
EqualDragons (by TechnicianLP)
Integration Foregoing (by Jackyy)