Raid Buff Status -
http://www.filefactory.com/file/b2c0h84/n/RaidBuffStatus-v3.263.zip - This is an addon to check, show and report on the complete buff status (including flasks etc) of a party or raid. It shows the information on a dashboard much like XRS. It can report via whispers and to raid chat. In addition it provides a talent spec window which also shows any special abilities such as improved spirit.
EnsidiaFails -
http://www.filefactory.com/file/b2c105e/n/EnsidiaFails-3.6.zip- This is an addon that reports if a player in the raid fails to avoid an ability during a boss encoutner, that could have been avoided
Deadly Boss Mods -
http://www.filefactory.com/file/b2c10d1/n/DBM-4.50b-r4279-Core-and-WotLK-Mods.zip - This is a boss alert mod. It consists of many individual "boss modules", mini addons that are designed to trigger alert messages and timer bars for one specific raid boss each. Instance modules will be loaded and enabled when you enter the corresponding instance. In most cases only one module will be running at any given time.
Omen Threat Meter -
http://www.filefactory.com/file/b2c10g4/n/Omen-v3.0.9.zip - This is addon, that graphically displays relative threat (aggro) generated toward a particular target.
Decursive -
http://www.filefactory.com/file/b2c1106/n/Decursive-2.5.1_beta_2.zip - Decursive is designed to improve your healing actions. It provides for quicker, more adequate and more effective affliction removals. It allows you to make use of all your dispelling power more accurately and functionally during all types of combat including group raids and boss encounters.
oRA2 -
http://www.filefactory.com/file/b2c116e/n/oRA2-r673-release.zip - oRA2 is a WoW addon that helps with raid management. It includes features such as raid ready check, version check, voting system, item and reagent checks, main tank boxes, durability and zone checks.
In-Game Commands:
- /ora - Displays a set of command options.
- /ora durability - Performs durability check for all raid members.
- /ora invite - Displays options for inviting a raid member.
- /ora group - Displays options for group change notifications.
- /ora resist - Performs resistance check for all raid members.
- /ora ready - Displays options for performing ready check.
- /ora zone - Perform location check on all raid members.
- /ora loot - Displays options for loot threshold
- /ora rw - Displays options for raid warning displays.
- /ora version - Displays addon version for all raid members.
I hope this information can be useful ;)