This modpack focuses heavily on advanced power production through nuclear or other means. There is also a heavy emphasis on space exploration and research, as well as exploiting pocket dimensions for materials. This pack requires a mid-tier computer with about 4-5 gigabytes of RAM.

Just Enough Items (JEI) (by mezz)
OpenModsLib (by OpenMods)
OpenBlocks (by OpenMods)
Just Enough Energistics (JEE) (by TheRealp455w0rd)
EnderCore (by tterrag1098)
ConnectedTexturesMod (by tterrag1098)
OpenComputers (by Sangar_)
Draconic Evolution (by brandon3055)
Thermal Dynamics (by TeamCoFH)
Ender Storage 1.8.+ (by covers1624)
Actually Baubles (by Jackyy)
Chameleon (by Texelsaur)
Storage Drawers (by Texelsaur)
Ender IO (by CrazyPants_MC)
Buildcraft (by Covert_Jaguar)
FTB Library (by FTB)
RFTools Control (by McJty)
Brandon's Core (by brandon3055)
Immersive Engineering (by BluSunrize)
Chisel (by tterrag1098)
Inventory Tweaks (by Kobata)
Tinkers Construct (by mDiyo)
Draconic Additions (by FoxMcloud5655)
Mantle (by mDiyo)
BdLib (by bdew)
ExtraCells2 (by Destroyer7128)
JourneyMap (by techbrew)
WanionLib (by WanionCane)
Mekanism (by bradyaidanc)
McJtyLib (by McJty)
Mekanism Generators (by bradyaidanc)
Actually Additions (by Ellpeck)
Redstone Flux (by TeamCoFH)
Botania (by Vazkii_)
CodeChicken Lib 1.8.+ (by covers1624)
Thermal Foundation (by TeamCoFH)
Project Red - Base (by MrTJP)
CoFH Core (by TeamCoFH)
Thermal Expansion (by TeamCoFH)
Forestry (by _ForgeUser7678633)
MrTJPCore (by MrTJP)
CoFH World (by TeamCoFH)
Project Red - Fabrication (by MrTJP)
Clumps (by Jaredlll08)
Baubles (by Azanor13)
UniDict (by WanionCane)
NuclearCraft (by tomdodd4598)
FTB Utilities: Backups (by FTB)
Cyclic (by Lothrazar)
RFTools Dimensions (by McJty)
Project Red - Integration (by MrTJP)
Project Red - Lighting (by MrTJP)
Project Red - Mechanical (by MrTJP)
Project Red - World (by MrTJP)
Project Red - Compat (by MrTJP)
Applied Energistics 2 (by AlgorithmX2)
LibVulpes (by zmaster587)
Advanced Rocketry (by zmaster587)
Forge MultiPart CBE (by covers1624)
Industrial Craft (by sfPlayer1)
FTB Utilities (by FTB)
AE2 Stuff (by bdew)
Hwyla (by TehNut)
RFTools (by McJty)

Arby's Custom Modpack

Actually Additions

Actually Baubles

Advanced Rocketry

AE2 Stuff

Applied Energistics 2

Baubles

BdLib

Botania

Brandon's Core

Buildcraft

CB Multipart

Chameleon

Chisel

Clumps

CodeChicken Lib 1.8.+

CoFH Core

CoFH World

ConnectedTexturesMod

Controlling

Cyclic