Hi!
Here are the release notes for version 187:
http://cockpit-project.org/blog/cockpit-187.html
Summary:
Machines: More operations for Storage Pools Domains: More information about the joined domain Storage: The options for VDO volumes are explained Machines: Support for oVirt will be dropped in the future
You can get Cockpit here: https://cockpit-project.org/running.html
Cockpit 187 is available in Fedora 29: https://bodhi.fedoraproject.org/updates/cockpit-187-1.fc29
Or download the tarball here: https://github.com/cockpit-project/cockpit/releases/tag/187
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