This paper presents arnstudy of academic library automation system (ALAS) and electronic libraryrninformation services (ELIS) is the general term for information andrncommunication technology (ICT) that are used to replace manual system in the academicrnlibrary systems. This research paper details with the various areas of ALASrnsuch us ELIS, objective, needs, functions, networking, software, OPAC, soulrn2.0, circulation, cataloguing, classification, Acquisition, serial control,rninformation retrieval systems, resource sharing, administration, libraryrnmanagement systems, etc. It helps in the selection of best library software forrnacademic library automation system (ALAS). Computer is used in various fieldsrnof library activities. Automation has helped libraries in improving itsrnoperations and accelerating their working capacity