4-Space
Additional Buildcraft Objects
Advanced Genetics (with energy requirement set to 100x defauult)
AOBD
Applied Energistics 2
Batty's Coordinates Plus Mod for Forge
BedrockLayer
BiblioCraft (and BiblioWoods)
Binnie's Mods
Biomes O Plenty
Buildcraft
Carpenter's Blocks
ChickenShed
Chisel 2
ComputerCraft
Control Pack
Custom Mob Drops
CustomOreGen
Electro-Magic Tools
Extra Utilities
ExtraCells 2
Forestry
Galacticraft
GalacticGreg
Gendustry
Greg's Lighting
GregTech 5 Unofficial
GTTweaker
IC2 Nuclear Control
IHL Tools & Machines
IndustrialCraft 2 Experimental
InventoryTweaks
Iron Chests
JABBA
JourneyMap
Localized Weather & Stormfronts
Magic Bees
Mariculture
Metallurgy
Minecraft Comes Alive
Minetweaker (to give uses to items/blocks that aren't useful by default as I find them, such as PFAA peat and bog limonite, or that have recipes that are broken by other mods, such as EMT rubber balls; I don't plan to use it heavily to try to balance everything)
More Backpacks
Mouse Tweaks
Not Enough Items (plus NEI Addons and NEI Integration)
OpenComputers
Optifine
PFAA
Railcraft
Steve's Carts
Thaumcraft
Thaumic Energistics
Thaumic Horizons
Tinkers' Construct (mainly for the knapsack, will probably disable much of the rest of it)
Tinkers' Mechworks
Treecapitator
Waila (plus Waila Plugins and Wawla)
WorldStateCheckpoints
Uncertain:
Factorization
Gravisuite
Logistics Pipes
Mekanism
Minefactory Reloaded
Thermal Expansion