I have Creality Ender 3 Pro with these upgrades:

• skr v1.3 with TMC2209 drivers in UART mode.
• Direct drive extruder with BMG extruder and stepper NEMA17 on extruder. Printed all kit from Trianglelab on Aliexpress.com 24V Kit
• BLTouch probe
• Hotend termistor ATC Semitec 104GT-2/104NT-4-R025H42G
• Dual Z with belt - comming soon

Marlin-bugfix 2.0.7 setup enabled:

• all stepper with spreadCycle
• Linunear advance with K 0.05 and EXPERIMENTAL_SCURVE
• bltouch NOZZLE_TO_PROBE_OFFSET { 38, -3, -1 },
• GRID_MAX_POINTS_X 6 total 36 points speed up init AUTO_BED_LEVELING_BILINEAR
• AUTO_BED_LEVELING_UBL comming soon
• Custom Menu
• TMC_debug
• Fix the skr1.3 speaker issue
• more changes and tools