Original UI made by Toxicom and it can be found on his github https://github.com/Toxicom/toxi-ui
You will need
ElvUI
ElvUI Shadow & Light
SharedMedia https://www.curseforge.com/wow/addons/sharedmedia
SharedMedia_ToxiUI https://www.curseforge.com/wow/addons/sharedmedia_toxiui
Buffs on party/raid frames are not enabled by default since I track those with weakauras below
Things I also use:
Details!
Plater
XIV_databar (https://github.com/Vicious-wow/XIV_Databar)
Weakauras
AddonSkins https://www.curseforge.com/wow/addons/addonskins
Important Weakauras I use for my UI:
SotR bar https://wago.io/9E0R2rDHt
Holy Power https://wago.io/y3dO60qdw
Consecration https://wago.io/L7IFMbUgf
Shining Light https://wago.io/W8DLrCU04 (setup required)
SotR bar https://wago.io/9E0R2rDHt
Cooldowns on Party/Raid frames https://wago.io/CooldownsOnRaidframe
Defensive Cooldowns https://wago.io/DefensiveCooldowns/
Enemy Castbar https://wago.io/zw4KzPh1J
Raid ability timeline https://wago.io/RaidAbilityTimeline
ZenTracker(Main) https://wago.io/r14U746B7
Zentracker interupt https://wago.io/InterruptTracker
ZenTracker party CD's https://wago.io/PartyCDs
Cooldowns on nameplate https://wago.io/CooldownsOnNameplate -- Not for Shadowlands