quickSMTP

Easy to install and use mail server for Windows with POP3 and SMTP support. Unlimited domains and mailboxes. Comfortable management interface. Multi-threaded outgoing deliveries. Internal browser of mailboxes contents. Quotas and retention on boxes for management of storage space. Automated Commands feature to allow remote management of mailboxes via e-mail messages. SSL encryption over SMTP/POP3 with utilities for own certificate generation.