“Sendmail, whose products are built on the software that
delivers many e-mail messages, may release some substantial new
technology as open source.“The company has a long involvement in the collaborative
software movement. It sells proprietary software that works with a
popular open-source component, also called Sendmail, used to
transfer e-mail from one server to another. But some of those
proprietary components may not remain so, said Eric Allman, the
company’s chief science officer and the original Sendmail
author…”