Alt-N Technologies offers the international marketplace innovative communications software with professional features and beginner ease-of-use. Alt-N is a privately-held Texas, USA, company. They develop communications software for Internet, Intranet, WAN and LAN applications. Their products include MDaemon email server, MDaemon GroupWare for enabling Outlook sharing via MDaemon, AntiVirus for MDaemon and RelayFax facsimile server, all separately licensed. LDaemon is a free LDAP server designed to work with Alt-N products. WebAdmin is a free product for configuring MDaemon through a web browser.

Alt-N Products are sold and supported internationally through a network of exclusive distributors and resellers.