We have released 3.0.2 stable this morning. This update fixes 13 bugs, read more in the release notes: https://github.com/mautic/mautic/releases/tag/3.0.2.
A big thanks to all contributors who have helped with this release!
Our first feature update for M3 (3.1) will be released on 24th August. You can help us in many ways - just drop into Slack and join the #Mautic-3 channel!