Xeams!

Kolab is entirely Free and Open Source Software (a.k.a. FOSS), and uses Open Standards. We’ll get to why this is important to us, and hope that it is important to you thereafter.

Scrollout F1 is a free self-hosted email gateway designed for Linux & Windows administrators without advanced email security experience.

Full featured solution for your Email server. Native implementation of last anti-SPAM metods, webmail and easy administration included.

Microsoft Exchange Server is a messaging and collaborative software product developed by Microsoft. It is part of the Microsoft Servers line of server products and is widely used by enterprises using Microsoft infrastructure solutions. Exchanges major features consist of electronic mail, calendaring, contacts and tasks; support for mobile and web-based access to information; and support for data storage.

Open Source Collaboration, providing integration with your existing Linux mailserver, native mobile phone support, Outlook "Look & Feel" webaccess and stable Outlook sharing (100% MAPI).

The Mercury Mail Transport System is a mail server that sends and receives messages on behalf of a group of users on a machine or local area network. Messages from the outside world are received by Mercury and delivered to the users, who can access it at any later point. Messages sent by local users to the outside world are passed to Mercury, which then takes whatever steps are necessary to deliver them, removing the burden from the users workstation and allowing them to continue with other work. »

Turnkey Solutions for the Enterprise Cloud

Proxmox Mail Gateway helps you protect your business against all email threats like spam, viruses, phishing and trojans at the moment they emerge. The flexible architecture combined with the userfriendly, web-based management make it simple for you to control all incoming and outgoing emails. You maintain a professional email workflow and gain high business reputation as well as customer satisfaction.

PowerMTA is an “enterprise” grade infrastructure application for email built to address the challenges of critical digital messaging environments and customer communications. PowerMTA™ is (advanced smtp software) providing unsurpassed reliability and delivery execution, with granular connection controls. Offering superior message throughput, simplified set up and configuration, and visibility through real-time reporting and tracking, PowerMTA™ pays dividends immediately. It is built on advanced multi-threaded persistent architecture—for messaging breakthrough that delivers unsurpassed resilience and performance. »

Axigen is a premium, all-in-one email, calendaring and collaboration platform, based on an innovative, proprietary technology, providing unmatched manageability for system administrators. Integrating all modules in a robust messaging solution, Axigen is developed for demanding users, from small businesses to large service providers.

OpenChange aims to provide a portable Open Source implementation of Microsoft Exchange Server and Exchange protocols.

Blue Mind is a complete solution of company messaging, calendars and collaborative work. It aims to enable you to work daily with comprehensive, useful, efficient and effective tools.