澳大利亞圖書館網關（ALG）是一個以網站為基礎的免費目錄服務，概括大約五千兩百家澳洲圖書館的資訊、館藏和服務。 創立於一九九八年的三月，它的目的在做成一個目錄，收集有關每個澳洲圖書館的當前資訊；做到只需要停一站就可瀏覽到所有澳洲圖書館的資訊；又可做為世界各地使用者的工具，不論讀者是圖書館的專業人員或是廣大市民。

The Australian Libraries Gateway (ALG) is a free Web-based directory service which has information about approximately 5,200 Australian libraries, their collections and services. Started in March 1998, it aims to be a directory of current information about every library in Australia - a "one-stop-shop" for information about Australian libraries - a tool for world-wide users, for both library professionals and the general public.