Some abbreviations used in the Evergreen project:

• ILS, Integrated Library System
• ILL, Inter-Library Loan
• LCCN, Library of Congress Control Number
• OPAC, Online Public Access Catalog
• JSPAC, Evergreen's JavaScript OPAC. Deprecated in favor of TPAC.
• TPAC, Evergreen's Template Toolkit based OPAC.
• KPAC, Kids' OPAC. Alternate version of the Template Toolkit OPAC.
• YAOUS, Yet Another Org Unit Setting