An installation file for each of the various extensions for GitHub. If you follow the appropriate link below, you will see a page that includea green button labeled "Code". From there you can download the zip file to your local machine, and then install it to your site in the usual way from System > Extensions > Install
The system plug-in to register classes
https://github.com/ramblerswebs/ramblersplugin
RA Header
https://github.com/ramblerswebs/raheader
This should be in position "top-a" and enabled on all pages.
RA Footer
https://github.com/ramblerswebs/rafooter
This should be in position "copyright-a" and enabled on all pages.
Ramblers Library
https://github.com/ramblerswebs/ramblers-library/archive/refs/heads/master.zip
Template
https://github.com/ramblerswebs/Gantry5_Template/wiki/Installation-&-Configuration
Images