2021 is just behind us. Since January is “the Monday of the months”, as F. Scott Fitzgerald once wrote[1], it’s a good time to take stock of what happened at OpenCitations during the past year.

On September 27, OpenCitations’ director Silvio Peroni, together with Niels Stern (DOAB/OAPEN) and James MacGregor (PKP), held the online workshop “How Open Infrastructure Benefits Libraries” during the Open Access Tage 2021. Open-Access-Tage (Open Access Days) are the annual central platform for the steadily growing Open Access and Open Science community from Germany, Austria and Switzerland ,

Authors: Ludo Waltman, Bianca Kramer, David Shotton In this blog post, Ludo Waltman, Bianca Kramer, and David Shotton, co-founders with colleagues of the Initiative for Open Abstracts, celebrate the first anniversary of the initiative. On September 24 last year, the Initiative for Open Abstracts (I4OA) was launched.

Community, governance, and shared goals : these are the key concepts that you would have heard discussed, had you listened in on September 21 at the Open Science Fair 2021 to the sessions entitled “ScholeXplorer and OpenCitations as the new frontier of open citation indexing” and “The perils of being invisible.

We are happy to announce OpenCitations’ participation in a number of online conferences and events during the next few weeks. Our directors Silvio Peroni and David Shotton will be speaking at the Open Science Fair 2021, the OASPA Conference 2021 and Open Access Tage.

OpenCitations is excited to announce that the California Digital Library (CDL) has joined our growing list of contributors. CDL’s commitment to sustainable open scholarship has great value for the global scholarly community.

In his call for open citations, Dario Taraborelli hailed the scholarly citation graph (in which the nodes (vertices) are individual academic publications and the links (edges) represent bibliographic citations from one publication to another) as one of humankind’s most important intellectual achievements.

What should an open scholarly infrastructure look like?

We want to express our gratitude to the 18 institutional members and customers of the Consortium of Swiss Academic Libraries which have now pledged 89,250 euros to support OpenCitations over the next three years. This generous donation is part of a total funding of

The interconnection between Wikipedia and Wikidata is now larger than ever.   The Wikipedia Citations dataset currently includes around 30M citations from Wikipedia pages to a variety of sources – of which 4M are to scientific publication.