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WELCOME TO CUG

Facilitating collaboration and information exchange in the high-performance computing community.

With the acquisition of Cray by HPE, CUG welcomes HPE Apollo customers to join
the organization and participate in the upcoming CUG 2025 conference.
CUG 2026 Logo

CUG 2026 “Where Science Meets Society for a Better Future”, April 26 – April 30, 2026

The Centre Informatique National de l’Enseignement Supérieur (CINES) and the Cray User Group (CUG) Board of Directors are delighted to invite you to the CUG 2026 conference, taking place in Nice, France, from April 26 to 30, 2026!

Join Today

As an owner or user of a Cray computer system, you are already part of an elite computing community. It’s time to make the most of it!

The Cray User Group invites your organization to become a member of the Cray User Group (CUG) and to discover the benefits of professional relationships with other Cray users around the world. Organizations can apply for membership and discover how collaboration among Cray users can lead to increased effectiveness, surprising solutions, and exciting innovations.

The CUG Announcement email list provides information regarding upcoming events and activities.  To request subscription to this list, please submit an email to the CUG secretary.

CUG Slack Community Forum (CUG-SCF)

The Cray User Group Board has established a CUG Slack Community Forum (CUGSCF) to provide a mechanism for members of the CUG Community, including the Special Interest Groups (SIGs) and Working Groups (WGs), to communicate outside of regular meetings and the annual conference.

Access

To participate in the CUGSCF, you must be from a member site in good standing or a recognized CUG conference sponsor and register using your institution’s email address (e.g. no Hotmail, Gmail, etc.) and agree to the CUG-SCAcceptable Use Policy.

Join the Slack Space

Go to https://join.slack.com/t/crayusers/signup to join the CUG-SCF Slack space.

CRAY USER GROUP

We assist our members in achieving their business and research objectives by providing opportunities to share and discover ideas, solutions, and developments in the effective use of computational tools.