List changed files for the current git branch

List files, changed in the current branch (HEAD), comparing to the source branch (main):

git diff --name-only main HEAD

Comparing with the current branch:

git diff --name-only main..

Somewhat related:

• Comparing Rails routing configuration with git 2023/11/24
• How to push git tags 2023/08/11
• Starting a new git branch in the past 2023/08/10
• Getting head revision id from Git 2023/06/20