WowAce

AnyFont

OneBank3 will combine all the bank bags into one frame.

Adds various information based on PeriodicTable to item tooltips.

Cooking data for Ackis Recipe List.

Show vignette icons sooner

Alchemy data for Ackis Recipe List.

An Atlas Plugin that displays arena maps.

Prat

Keeps track of your current location.

Enchanting data for Ackis Recipe List.

Food/water macro generator

Automated smart raid marking to speed up trash clearing in instance runs

Violation

A bin for all your LibDataBroker buttons

Keeps track of quests.

Engineering data for Ackis Recipe List.

Tailoring data for Ackis Recipe List.

A library to help with localization of Zones.

Checks Raid Buffs/Flasks/Consumables. Tunable alerts for misdirects, taunts, cc breakage, rez, dispel and interrupt

Try on different gear and see their total stats and their differences. In short, an ingame CT-Profiles-like addon.