The Proceedings of the 1st XR in Games Workshop, together with IMX 2021 - ACM International Conference on Interactive Media Experiences bring the papers selected and presented in New York City on June 21-23, 2021. In this issue, the proceedings include two short papers. These papers were selected through a blind review, from a total of four short papers submitted, which implied an acceptance rate of 50%. The event's program committee was coordinated by Daniela Trevisan (Universidade Federal Fluminense - Brazil), Esteban Clua (Universidade Federal Fluminense - Brazil) and Lucile Sassatelli (Université Côte d'Azur - France), who organized this volume. The articles in this volume were submitted on 03/29/2021, accepted for publication on 04/29/2021, with the final version submitted on 05/24/2021.

You can find more information about XR in Games 2021 by visiting the website of the event.