Making change logs and release notes

Create release notes with Drupal Make Release Notes

Use drupal-mrn.dev by Matt Glaman to generate release notes for Drupal modules. Inspired by Git Release Notes for Drush. See also Automate Drupal release notes in Dependabot PRs.

Generate statistics with git-fame

git-fame is a Ruby-based command-line tool that can generate statistics about who authored changes in a Git repository.

Create release notes with drupalorg-cli

The drupalorg command-line tool has many useful features, including the ability to make release notes suitable for putting in a Release page.