WowAce

Takes a screenshot when you kill a boss or gain an achievement

Shows a money overview for your current realm in the tooltip on the money in your bags

Adds Blizzard, oRA2, oRA3, CT_RA MainTank or Dungeon Finder Tank icon (shield or MT, 1, 2 ... 10) or text (MT or MT1, MT2 ......

SanityBags

Customize the PlayerPowerBarAlt display

Custom minimalistic nameplates

Percent

Assistace for Blackhand (Mortar warning in P2, custom says for bombs and marks in P3)

Shows a countdown bar for the duration of auras (e.g. HoTs, DoTs)

Hunter pet manager for any DataBroker(LDB) display.

Adds a simple percentage threat status to Grid.

SQL-driven database system for Lua

Compact scrolling vendor frame

Displays a reliable cooldown timer for the Shaman Ascendance ability

Shows guild and system message of the day only if either one of them has changed since the last login.

XML import library

Cartographer_ExtractGas

Mute error messages of N next spell cast.

KC_Mobility

Improved Guild Control Panel