Zimbra Desktop

The free Zimbra Desktop client allows you to meld the online and offline worlds – storing and synching your email, calendar, contacts, files and documents in the cloud, yet having them locally accessible when on the road.

Free Personal Mac OS X Windows Linux

iRedMail

A fully fledged, free email server solution, an open source project (GPL v2). Use official binary packages from Linux/BSD distributions, with both i386 and x86_64 support. Easy, fast deployment in LESS THAN 1 MINUTE.

Free Open Source Linux BSD Self-Hosted

Unified Inbox

Unified Inbox is a cloud based unified communication & social collaboration platform that centralizes external conversations, social engagement and internal team collaboration into one single experience across desktop and mobile...

Freemium Web

Fuser

The Fuser Chrome Extension makes checking and taking action on your new email and social updates. Give Fuser access to your email and social networking accounts, and...

Free Mac OS X Windows Linux Chrome

Boxbe

Boxbe is a web-app that may know its users better than they know themselves. By tracking the emails that its users send and receive on a daily basis, Boxbe can...

Free Web