WowAce

A simple visual combat log with spell/skill icons for Classic WoW

Database of reforging IDs

BagSync

PVPtimer

BabiiSkulls

Addon to add macro support for setting and clearing raid icons

Printing unknown AddonPrefixes to your chat

Displays the remaining time on grid icon's cooldown animation.

Adds "line of sight" status to Grid (after the error occurs).

Minimalistic LDB-based friends display

FuBar_NetStatsFu

A lib to manage action bar and timers

Show a bar indicating the unit's Soul Shard count.

Adds PvP status to Grid frames.

Baggins_ClosetGnome

EBB-inspired buff bars with click-to-remove support

Color player names in chat by their corresponding raid class colors

Simple LibDataBroker based launcher to toggle MonkeyQuest.

pMutilate

Toolset for tanks, providing information on taunts and other valuable information.