Glad to see somebody likes my style. List of addons in use is below; if you have any questions, ask away.
CORE
Ace
Ace2
Ace3
Aloft (enemy and/or ally nameplates)
Bagnon + related extras
Bartender4
ButtonFacade + Buttonfacade_Nefs (action bar skinning)
Chatter (various enhancements to chat)
Doom_CooldownPulse
ErrorMonster
MobInfo2
NeedToKnow (tracking of important buffs, i.e. insta-cast, +sp dmg trinket, etc)
oGlow
OmniCC + related extras (numerical cooldown readout on action bars)
Quartz + related extras (sexiest cast bar in existence)
Recount (you should know what this does)
ShadowedUnitFrames + ShadowedUF_Options (I would kiss these unit frames if they were human)
SharedMedia + custom font replacements
simpleMinimap (minimal minimap setup + coords overlay)
zzzModifiedPowerAuras
MISC
Auctionator
AuldLangSyne (keep notes on friends, easily invite, whisper, etc)
Capping
CombatLogClearer
CombatLogFix
DBM + related extras (obvious)
EnhTooltip
EQCompare
GearScoreLite
Grid
HitsMode
ImprovedCamera
LightHeaded (wowhead comments in questlog)
Mendeleev
MikScrollingBattleText
MSBTOptions
Outfitter (gear sets)
QuestAnnouncer
QuestHelper
RatingBuster
SaySapped
SellJunk
SilverDragon
Stubby
TinyTip + TinyTipOptions (main function is tooltip anchored to cursor)
TriviaBot (to distract you and your friends during dungeons)
VendorValues
XLoot