The Open EM Data Network project has a website here.
It also has a Slack channel. Ask others to be included there.
Participating Institutes:
Paul Scherrer Institute (PSI)Swiss Federal Institute of Technology Lausanne (EPFL)Swiss Federal Institute of Technology in Zürich (ETHZ)Swiss Federal Laboratories for Materials Science and Technology (EMPA)University of Basel (UNIBAS)University of Bern (UNIBE)University of Geneva (UNIGE)University of Lausanne (UNIL)University of Zurich (UZH)Dubochet Center for Imaging (DCI)