WowAce

Show a rough range indicator

Simple font replacement

Helps you see the Halion's Corporeality during phase 3

Joins the LFG channel automatically.

Improved Guild Control Panel

Reputation Statistics - Gained, Needed, Rep/Hr, Session Time, etc.

FuBar_XPerlFu

A noble spirit embiggens the smallest player arrow.

Mutes Annoying Sounds

FuBar_combatTextFu

Small addon to copy chat lines.

A PitBull4 module which shows an arrow that points to raid members

LD50_armor

QuoteNoMore

Calculates incoming damage avoidance and mitigation

Never miss an Brain Freeze, Hot Streak or Missle Barrage proc

A library that tells wether a item is a quest item or not (equipped or in bags)

AssignAssist

Selectively loots your fishing catches.

Adds pipes which can control arbitary other statuses (like toggle status on key or "in combat"-state).