WowAce

Pins on the World Map for quests you have not completed yet

Add-on that shows which mounts can be farmed this week

FuBar_ItemDBFu

Monitors for friendly deaths and announces them as in Myth: The Fallen Lords

Assister

Combat log evolved.

HiveMind

Monk Brewmaster/WindWalker Priority and Buff/Debuff Tracking Tool

Smooth group roll frames

Displays the zone level ranage of the zone you are in and also gives you a suggest zone and instances to be in.

Generates and posts random Chuck Norris facts to a specified chat medium.

NBuffBars

Simple display and management of Away / AFK / Busy / DND status via broker or minimap

Mark My Words

FuBar_RaidBuffFu

Separate indicator for your HoTs with timer.

Helper functions used by my addons, feel free to use them in your addon too

Heads-up minimap display

Cartographer_Routes

FuBar_AlchemyFu