Everything is listed in rough order of preference within its category.
Headphones: Hyland Audio Jupiter One, Denon AH-D7200, Sendy Audio AIVA, Audio Technica ATH-R70X, Koss ESP-950, Focal Elegia, Philips Fidelio X2HR, AKG Q701, Sennheiser HD700 (for sale), Hifiman HE-4XX (for sale, 2 pairs)
IEMs: Empire Ears Bravado MK2, AAW x The Custom Art Project 4+2, The Custom Art FIBAE 4, Tanchjim Oxygen, Audiosense AQ7, Moondrop Starfield, Etymotic ER4SR & ER4XR, Campfire Audio Orion, Sony WF-1000XM3, Blon BL-05, KZ ZSX (Previous: Mangird Tea, Tripowin TP10) (Out for Reshell: JH Audio Angie V1)
Sources / Amps: Gustard U16 / Topping D90 MQA / Topping A90, Schiit Jotunheim Multibit, Topping D50 / Little Dot MKII, Hidizs DH80S, Astell&Kern XB10, LG G8X
2 channel: Martin Logan reQuest hybrid electrostatic speakers, SUMO Andromeda amplifier, Emotiva PT-100 DAC/preamp