Aircraft repair ship is a naval auxiliary ship designed to provide maintenance support to aircraft. Aircraft repair ships provide similar services to seaplane tenders, that also cared for the crew. Aircraft repair ships had their own stores of spare parts, like a depot ship. Aircraft repair ships had repair personnel and equipment to repair failures or battle damage on aircraft. Aircraft repair ship also did regular aircraft maintenance.
USS Chloris, an aircraft repair ship
USS Chourre, aircraft repair ship
The Liberty ship Rebecca Lukens, part of U.S. Army's Operation Ivory Soap, was converted into a floating machine shop, repair, and maintenance depot and rechristened as the Maj Gen Herbert A Dargue
Boeing B-29 Superfortress in flight
An auxiliary ship is a naval ship designed to support combatant ships and other naval operations. Auxiliary ships are not primary combatant vessels, though they may have some limited combat capacity, usually for purposes of self-defense.
German Navy Berlin-class replenishment ship
Royal Canadian Navy auxiliary oiler HMCS Preserver during New York fleet week, 2009
Australian oiler HMAS Sirius refueling USS Essex, June 2007
American cargo ship USNS Furman, 1981