https://i.imgur.com/Mha3FoW.jpg is a screenshot of my UI showing which AddOns are which

Advanced Interface Options
Bartender + Icon Pack (clean) - https://github.com/kodewdle/IconPacks
BetterBlizzFrames
BetterBlizzPlates
BigDebuffs
BuffOverlay
Diminish
Details
Doom_CooldownPulse
Gladius
idTip
Leatrix Plus
MoveAny
NameplateCooldowns
OmniBar 
OmniCD
True Stat Values
SpellNotifications
SUI (Blizzard Theme)
WeakAuras
  - https://wago.io/tJZoddncx - Bloodthirst crit chance
  - https://wago.io/CCkrSAB_I - Buffs (Overpower, etc)
  - https://wago.io/_wbcKzDuu - Healer CC'd
  - https://wago.io/RTI_ZdhuF - Below character (stances, Ignore Pain, etc)
  - https://wago.io/0scKI24WG - Sudden Death Animation
  - https://wago.io/oH8aWUbAc - Totem WA
  - https://wago.io/yvgp5f9T_ - Party Cast Bars
  - https://wago.io/UnjEUTKsK - Catharsis Tracker
  - https://wago.io/P0OqpHYw0 - Arena Text Alerts by SporadicLive
  - https://wago.io/T3zUIF5Ub - Inner Demon Animation
  - https://wago.io/bRl2gJIgz/82 - Character Sheet
  - https://wago.io/gX5wtGPPJ/5 - Map Pool
  - https://wago.io/ThXRnPCaO/1 - Resto Druid healing on Nameplates/Gladius
  - https://wago.io/EygwpDPvM/4 - current speed WA
  - https://wago.io/ghYnrkjYY - Arena Icon Alerts by SporadicLive