There are computer systems to make us more efficient (like spreadsheets), smarter (like search engines, and Wikipedia), happier (like cat videos) and perhaps even wiser (like clearerthinking).
Not as many to help us be kinder, so when I see one I notice.
Yasha Spong wrote feelings.ltd to help us say difficult things in a kinder manner. It is based on the NonViolent Communications (NVC) work of Marshall Rosenberg.
It's free and easy to use.
It can help you complain about my writing in a kinder and more effective manner.
Give a try.