Checked the work of my add-ons with the current Blender 2.90 release – all add-ons work correctly.
Add-ons tested for compatibility:
Area Switcher
Watermark Plus
Nodetree Source
Qr Signature
Eevee Materials Override
Print To Python Console
Specification Sheet
Accurate Region Border
Parent Plus
B-Presets
M-Cleaner
Wire
Parametrizer
Add-Ons Template Generator
Neoner
ColorMatching
TimeMe
Select-Up
Environment Brute Force
BIS