oRA3 is the 3rd iteration of oRA, it features the following:

• Durability and Latency checks for everyone running oRA3 in a raid.
• Gear (item level, missing gems, missing enchants) and Zone checks.
• Battle Resurrection monitor for raid encounters.
• Flexible cooldown monitor for just about every spell with a cooldown.
• Invites based on guild rank, zone, or keyword.
• Custom tank list in addition to players assigned to tank or mainktank in the group.
• Promoting to raid assistant based on guild rank, a list of names, or just everyone.
• Intelligent ready check window that will display a divider bar between groups report based on instance difficulty.
• Automatically set loot settings when starting a party or raid.
• Tunable raid alerts to chat about taunts, threat misdirects, cc breakage, resurrections, dispels, and cast interrupts.
• Consumable check for your raid members.

https://www.curseforge.com/wow/addons/ora3