Communications freeware downloads

Zimbra Desktop

4.46.0 Build 6677 freeware download

Zimbra Desktop: Unified email client with offline access and collaboration tools.

Zimbra Desktop for Linux

7.3.1 B13063 freeware download

Zimbra Desktop is the next-generation email and collaboration client

Zimbra Desktop for Mac OS X

4.36.0 freeware download

Zimbra Desktop is the next-generation email and collaboration client

ZMail

0.7 freeware download

ZMail is the best open source program for sending fake or anonymous email.