News

New data in UDC Online English
03/02/2019
UDC Online English has been updated with the new UDC Master Reference File data (MRF12). This includes changes to around 6,000 classes (over 2,000 new classes, 3,000 modifications and over 700 cancellations).
Notable changes are in language tables (Romance languages, African languages), place tables (Central America, Antarctic territories, Scandinavian countries, Russian Federation), mathematics (algebra) and biology (invertebrates, algae, fungi).
New UDC Master Reference File (MRF12) Released
09/01/2019
UDC MRF12 was released at the end of December 2018. It contains changes published in two double-issues of the Extensions & Corrections to the UDC: 34-35 and 36-37. The new UDC MRF now consists of around 72,000 classes and it brings changes to over 6,000 classes.
UDC MRF is distributed under licence. The standard set of distribution files consists of XML, text, and ISO (for CDS/ISIS) exports. MRF12 is the last UDC MRF version distributed with an ISO file.
UDC Consortium - New Members
19/12/2018
We have great pleasure announcing that the National Library of Poland and National Széchényi Library (Hungary) have joined the UDC Consortium. Both libraries are working on preparing updates to their previous UDC editions and are expanding support to UDC users in their countries.
CDU Online - Français Subscriptions Open
01/12/2018
CDU Online - Français is now available for subscriptions. One-week free trials are also available. To apply for free access for library schools see CDU Online pour l'enseignement.