介绍下一代图书馆自动化系统产生的背景及其在国外的实践情况,主要包括Alma、Sierra、Kuali-OLE、WMS、Intota和Open Skies等系统的研发现状、开发方式、部署方式、功能及其他特点,最后指出下一代图书馆自动化系统的发展趋势。 This paper introduces the background of the next-generation library automation system and its practice in other countries, including the research and development status, development methods, deployment methods, functions and other features of Alma, Sierra, Kuali-OLE, WMS, Intota and Open Skies systems , Finally pointed out the development trend of the next generation library automation system.