OpenStack Mailing Lists
Developer Lists
OpenStack : This is the most active list, its rate is a few messages per day. Use this list for all developer discussions. To join the list, register for a Launchpad account, join the Nova, Swift and/or Glance teams, then sign up at https://launchpad.net/~openstack by clicking "Subscribe to mailing list". To read the archives, see http://www.mail-archive.com/openstack@lists.launchpad.net/. Generally you should follow the MailingListEtiquette guidelines for posting to this list.
Community Lists
foundation : Community discussion around the OpenStack Foundation setup. Register at http://lists.openstack.org/cgi-bin/mailman/listinfo/foundation
openstack-operators : Support questions and advice for users of the various OpenStack products. Register at http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators
openstack-partner : Discussions and information for companies looking to partner with the OpenStack community. Register at http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-partner
openstack-community : OpenStack International User Groups Community Subscribe on https://launchpad.net/~openstack-community. The OpenStack International User Groups Community team is the main contact point for anybody running a local OpenStack User Group. Add your group to OpenStackUsersGroup.
Subteam lists
netstack: Networking stuff related to OpenStack: in particular, Quantum. register for a Launchpad account, join the Netstack team, then sign up at https://launchpad.net/~netstack by clicking "Subscribe to mailing list". To read the archives, see https://lists.launchpad.net/netstack/.
openstack-volume: Volume (block-store) related development for OpenStack.