Top 15 OBM Alternative and Similar Softwares | Dec 2024

OBM is a free messaging and collaboration platform useful for just a couple to many thousands of users with strong support for mobile devices.

1. Axigen

Axigen Axigen is an integrated email, calendaring & collaboration platform, built on a unique Linux mail server technology, for increased speed & security.......

2. Microsoft Office 365

Microsoft Office 365 Office 365 is a subscription-based software services that licenses Microsoft Office products for on-premise or cloud-based use.For consumers, the service allows the use of Microsoft Office Suite apps on Windows and OS X, provides storage space on Microsoft OneDrive cloud storage service, and grants 60......

3. Atmail Email Server

Atmail Email Server Atmail webmail system offers a webmail client, email server platform and mailserver appliance for Linux, Unix and Windows.Features:WebmailCalendarAddressbookIMAP, POP or Exchange WebSyncSMTP/POP3/IMAP serverExplore the WebAdmin featuresVersions for Linux, VMware, PleskEasy install scripts for popular distributionsAtmail focuses on improving the usability of email and designing high-performance system for SMB/ISP use.......

4. OX Open-Xchange

OX Open-Xchange Open-Xchange Server 6 is the most advanced Linux based Groupware solution f.Open-Xchange Server 6 is superior in the following areas:• Open-Xchange Server 6 offers most comprehensive Groupwarefunctionality based on modern user interface technologies and includesemail, calendaring, contact management, intelligent document sharing,“smart linking” and much more.• The architecture is designed for......

5. Citadel

Citadel Is a collaboration suite (messaging and groupware). It is designed to run on open source operating systems such as Linux or BSD. In order to modernize the Citadel platform for the Internet, the Citadel/UX developers added functionality such as shared calendars, instant messaging, and built-in implementations of Internet protocols such......

6. Zimbra Collaboration Suite

Zimbra Collaboration Suite Zimbra Collaboration is an open, secure collaboration tool for email, calendaring, tasks and more. With the most innovative web application available today, Zimbra boosts the productivity of users on any desktop and dramatically reduces TCO compared to legacy platform vendors.Other key advantages include advanced compatibility with existing desktop email clients,......

7. Communigate Pro

Communigate Pro Based on open standards, CommuniGate Pro provides an integrated platform for Store-and-Forward (E-mail, Calendaring) and Real-Time (VoIP, Video, Instant Messaging, White Boards) communications over IPv4 and IPv6 networks.CommuniGate Pro can be used via its built-in WebUser Interface, the bundled Pronto! communication client, as well as any third-party client applications employing......

8. Kolab Now

Kolab Now Kolab Now, formerly MyKolab, is a fully featured secure collaboration and communication service that is easy to use on any device.Whether you are a legal counsel, journalist, diplomat or just a regular user: Kolab Now empowers your collaboration and communication, wherever you are.Thanks to a unique mix of usability and......

9. Zarafa

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

10. Kerio Connect

Kerio Connect Kerio Connect makes email, calendars, contacts and task management easy and affordable. With Kerio Connect, you have immediate, secure access to your communications anytime, anywhere, on any device - without complexity or expensive overhead.Choose full-featured Kerio Connect Cloud email or manage your own Kerio Connect Server in-house. Either way, you......

11. Expanding Communication

Expanding Communication Turnkey Solutions for the Enterprise Cloud Installation, Configuration, and Management tools for enterprise email, collaboration, messaging, video conferencing, file sharing, and file transfers.......

12. Centrify

Centrify Centrify provides Unified Identity Services across data center, cloud and mobile — resulting in one single login for users and one unified identity infrastructure for IT. Centrify's software and cloud services let organizations securely leverage their existing identity infrastructure to centrally manage authentication, access control, privilege management, policy enforcement and......

13. phlyMail

phlyMail phlyMail is an advanced webmail and groupware solution featuring unlimited profiles, multiple users, a calendar, contacts list and much more......

14. FastMail

FastMail FastMail provides one of the most secure and reliable email environments in the industry. Rock Solid Reliability. More safety. - Secure Email using WebMail, IMAP, POP and SMTP- Secure DAV file access, FTP- LDAP access to Address Book- XMPP Jabber support for Instant MessagingThousands of individuals and companies have chosen......

15. Kopano

Kopano Kopano puts an email, video meetings, calendaring, and file sharing solution within one single interface.Kopano helps you work smarter with people within and outside your organization. A single interface gives you email, contacts, advanced calendaring, file sharing, web meetings and more.Web meetings take advantage of high-quality audio, video, chat and......