WorldCat knowledge base data updates
OCLC updates the WorldCat knowledge base every month. See which collections and providers were added or enhanced this month.
Find the WorldShare Collection Manager release notes and known issues.
- 2021 Data updates
- Review our most recent data updates.
- 2020 Data updates
- Review our most recent data updates.
- Knowledge base data update 216, December 2020
- Knowledge base data update 215, November 2020
- Knowledge base data update 214, October 2020
- Knowledge base data update 213, September 2020
- Knowledge base data update 212, August 2020
- Knowledge base data update 211, July 2020
- Knowledge base data update 210, June 2020
- Knowledge base data update 209, May 2020
- Knowledge base data update 208, April 2020
- Knowledge base data update 207, March 2020
- Knowledge base data update 206, February 2020
- Knowledge base data update 205, January 2020
- 2019 Data updates
- Review data updates from 2019.
- Knowledge base data update 204, December 2019
- Knowledge base data update 203, November 2019
- Knowledge base data update 202, October 2019
- Knowledge base data update 201, September 2019
- Knowledge base data update 200, August 2019
- Knowledge base data update 199, July 2019
- Knowledge base data update 198, June 2019
- Knowledge base data update 197, May 2019
- Knowledge base data update 196, April 2019
- Knowledge base data update 195, March 2019
- Special edition: JournalSeek collections, February 2019
- Knowledge base data update 194, February 2019
- Knowledge base data update 193, January 2019
- 2018 Data updates
- Review data updates from 2018.
- Knowledge base data update 192, December 2018
- Knowledge base data update 191, November 2018
- Knowledge base data update 190, October 2018
- Knowledge base data update 189, September 2018
- Knowledge Base data update 188, August 2018
- Knowledge base data update 187, July 2018
- Knowledge base data update 186, June 2018
- Knowledge base data update 185, May 2018
- Knowledge base data update 184, April 2018
- Knowledge base data update 183, March 2018
- Knowledge base data update 182, February 2018
- Knowledge base data update 181, January 2018
- Collections available in the WorldCat knowledge base
- New collections and providers are added to the WorldCat knowledge base every month. OCLC updates a list of collections available monthly. Use the list to find providers and collections and other details.