Accordance offers helpful downloads in these pages:
Accordance Program Downloads -- Get your copy of Accordance 13. Also offers installers for older versions of 9, 10, 11, and 12 (for those who need to reinstall) and free upgrades within versions 6, 7, and 8, and the FontFixer utility for OS X.
Accordance Font -- The Accordance Font is a new Unicode font which combines various biblically related fonts used within Accordance into a single Unicode font for clean, beautiful, and accurate display of a wide variety of ancient content.
Accordance Services -- This file provides Services that allow other Mac applications to link to Accordance 10.4.3 and up via the Services menu. It includes instructions, as do the Help files.
Documentation -- PDF files covering different aspects of Accordance.
Check out the Accordance Exchange -- a place for users to make their own files available to everyone else.