Libraries Development is the Local Government Management Agency (LGMA) function responsible for fulfilling the statutory functions of the LGMA in relation to library services.

As part of this role, LGMA (Libraries Development) procure, define and control the computer system used to support the Irish local authority public library network lending service.

This system is called the Library Management System (LMS). The LGMA (Libraries Development) are the data controller of the personal data processed in the LMS.