You can now get Divi child themes, layouts, and plugins in the official Divi marketplace run by Elegant Themes.
Download a free Divi child theme
Amped, is a free Divi child theme created by and available to download for free at Love Divi.
This free child theme for Divi is a 1-page multi-purpose site with parallax sections to Kick-Start your next Divi website.
Installation instructions for the Amped child Theme are included in the download.