JMAP server
Stalwart JMAP is an open-source JSON Meta Application Protocol server
designed to be secure, fast, robust and scalable. JMAP is a modern
protocol for synchronising data such as mail, calendars, or contacts
that makes much more efficient use of network resources.

Maintainer: The OpenBSD ports mailing-list <ports@openbsd.org>

WWW: https://jmap.stalw.art/
