Allows you to outsource lists or mail merge under your own domain name. Lyris.net by Lyris Technologies, Inc., the makers of Lyris Email List Server . Lyris.net supports virtual domains if you choose, meaning lists would be using your domain, not lyris.net. Max E-Mailer MyParlour from Highfield lets you develop customized solutions. PairList by Pair Networks.
Scalability is unlimited, due to the distributed, multi-server design.
The powerful Web interface allows anyone to manage their list quickly and easily. Petidomo , by the people who make Petidomo software. They can host at their domain or with your domain name. SkyList uses Lyris and SmartBounce. Discussion or newsletter.