Xsearch is a LIBRIS exclusive lightweight API. With Xsearch, it is possible to retrieve records from LIBRIS in a number of different formats. The Xsearch API is based on http calls that return either XML or text, depending on the chosen format. All formats are encoded in UTF-8. The basic URL for Xsearch is http://libris.kb.se/xsearch, to which the following parameters can be added.