The Software Sustainability Institute’s Collaborations Workshop 2020 (CW20) will take place from 31 March - 2 April 2020 at Queen’s University Belfast, Northern Ireland and registration is open on Eventbrite! This unconference style workshop brings together researchers, developers, innovators, managers, funders, publishers, leaders and educators to explore best practices and shape the future of research software. The themes of the keynote presentations, mini-workshop/demo sessions, discussion groups, collaborative ideas, panel sessions, Hack Day and more at CW20 are: Open Research, Data Privacy and Software Sustainability. Mini-workshop and demo sessions are unique opportunities for CW20 participants and sponsors to share a particular software product, approach, standard, or other idea relating to the workshop themes, research software and pitches for the Hack Day. To find out more information, see the agenda, and register – please visit the CW20 website.