Zimbra Collaboration Suite

Zimbra Collaboration Suite is an open source email and collaboration platform. It includes email, contacts, calendar, document management, and other collaboration tools. Zimbra is designed for enterprises and service providers.

Zimbra Collaboration Suite alternatives ➤

What is Zimbra Collaboration Suite?

Zimbra Collaboration Suite is an open-source, enterprise-grade collaboration and messaging platform. It includes a full-featured email server as well as calendaring, contacts, document sharing, tasks, and more.

Some of the key features of Zimbra Collaboration Suite include:

Modern web-based interface for mail, calendar, contacts, documents etc.
Support for mobile devices including native apps for iOS and Android
Powerful search capabilities across all data
Flexible deployment models including on-premises, multi-server, virtualization, and the cloud
Security features like automatic spam blocking, virus scanning, encrypted data storage, and more
Synchronization with Microsoft Outlook
Administrative dashboard and controls for managing domains, accounts, servers etc.
APIs and easy integration with other business apps

Zimbra Collaboration Suite is designed for deployment in enterprises, universities, ISPs, telcos, hosting providers, and governments. It scales to serve tens of millions of users while providing carrier-grade reliability and security.

Official Links

Official Website
www.zimbra.com/email-server-software

The Best Zimbra Collaboration Suite Alternatives

Top Apps like Zimbra Collaboration Suite

Roundcube, Google Workspace, Microsoft Exchange Server, mailcow: dockerized, iRedMail, Axigen, OBM, Sendmail, Poste.io, grommunio, Kolab Community, Nextcloud Hub, Kolab Now, Apache James, Kopano, OpenChange, IceWarp, CrossBox, AfterLogic Aurora, Zarafa, Contactoffice, Blue-Mind, EmailSuccess, Expanding Communication, Alinto, SMBMail, Sanwhole Exchange, EGroupware, HyperOffice Email Service, DeskNow, Postaci, MailShogun are some alternatives to Zimbra Collaboration Suite.

Sugggest an alternative ❐

Roundcube

Roundcube is a free and open source web-based IMAP email client. It was designed from the ground up to be fast, flexible and easy to install and use. One of the main goals is having an efficient and visually appealing graphical user interface that is both intuitive and functional.Some...

Google Workspace

Google Workspace (formerly G Suite) is a subscription-based collection of cloud computing, productivity and collaboration tools, software and products developed by Google. It was launched in 2006 as Google Apps for Your Domain and rebranded as G Suite in 2016 before being renamed Google Workspace in 2020.Google Workspace includes popular Google services...

Microsoft Exchange Server

Microsoft Exchange Server is an email, contacts, calendar, and tasks application server developed by Microsoft. It is part of the Microsoft Servers line of server products and runs on Windows Server operating systems.Exchange Server provides enterprises with:Business class email with support for large mailboxes, message tracking, and legal...

Mailcow: dockerized

mailcow: dockerized is an open-source email server solution designed to run on Docker. It bundles together common email components and services like Postfix, Dovecot, SOGo, Rainloop, PostfixAdmin, and more into preconfigured Docker containers that work together out of the box.Some key features of mailcow include:Simple setup - Everything...

IRedMail

iRedMail is an open-source email server solution that integrates Postfix, Dovecot, Amavisd-new, SpamAssassin, ClamAV antivirus, Roundcube webmail, OpenLDAP, and Fail2Ban. It aims to be a full-featured and easy-to-use email server for businesses, organizations, developers, and personal use.Some key features of iRedMail include:Supports multiple Linux distributions like RHEL...

Axigen

Axigen is a full-featured email server software solution that enables organizations, service providers, businesses, and governments to host and control their own messaging infrastructure. It has a wide range of features and scalability options to adapt to the needs of companies or organizations of any size.Key capabilities and benefits...

OBM

OBM (Open Business Management) is an open-source, integrated suite of business applications including modules for customer relationship management (CRM), human capital management (HCM), financials, procurement, supply chain management, and more. It aims to provide a free alternative to expensive proprietary business suites like SAP, Oracle, or Microsoft Dynamics.Some key...

Sendmail

Sendmail is a popular open source email server program (MTA or Mail Transfer Agent) used on Unix/Linux machines to route, deliver, and forward email messages. It is highly configurable and scales well to handle anything from small local email deliveries to enterprise-level bulk email routing.Some key features of...

Poste.io

Poste.io is an open-source newsletter service that aims to provide an easy way for bloggers, publishers, businesses, and anyone else to create, send, and manage email newsletters. Some key features of Poste.io include:Drag-and-drop editor - Build newsletter templates by dragging and dropping elements like text blocks, images...

Grommunio

Grommunio is an open-source, self-hosted team chat application similar to Discord. It allows users to create servers and discussion channels for real-time communication via text, voice, and video.Some key features of Grommunio include:Modern and intuitive user interfacePublic and private text channels with threaded conversationsVoice chat rooms with noise...

Kolab Community

Kolab Community is a free and open-source groupware application suite. It includes key productivity applications like email, calendars, address books, task management, and note taking.Some key features and highlights of Kolab Community:Open standards support - Uses IMAP for email, CalDAV for calendars, CardDAV for contacts, etc. This allows...

Nextcloud Hub

Nextcloud Hub is an open-source, self-hosted content collaboration platform that provides organizations the ability to have on-premises alternatives to things like Dropbox, Office 365, or G Suite. It includes powerful online file sync & share capabilities, along with integrated online document editing, secure chat & messaging, calendar/contacts management, and more.Some key...

Kolab Now

Kolab Now is a cloud-based email and collaboration platform focused on privacy and security. It is offered by the Swiss company Kolab Systems AG and runs on its own servers located in Switzerland.Some key features of Kolab Now include:Full-text searchable email with IMAP/SMTP accessContact management, calendaring and...

Apache James

Apache James is an open-source Java email and messaging server developed as part of the Apache Software Foundation. It provides a complete and modular platform for building, deploying and managing advanced messaging applications and services.Some key features of Apache James include:Support for common mail protocols like SMTP, POP...

Kopano

Kopano is an open-source, on-premise groupware and collaboration suite developed primarily in the Netherlands. It originally started as an alternative to Microsoft Exchange Server and Outlook but has expanded to support most major desktop and mobile platforms.Kopano provides core productivity features including:Email with support for IMAP, POP3, SMTP...

OpenChange

OpenChange is an open source server software that aims to provide seamless compatibility with Microsoft Exchange servers and clients. Developed by Julien Kerihuel, OpenChange allows organizations to operate Linux-based mail and groupware servers while supporting Outlook clients and other Microsoft collaboration tools.At its core, OpenChange attempts to fully mimic...

IceWarp

IceWarp is a suite of email and collaboration tools developed by IceWarp Ltd. that organizations can host on their own servers and infrastructure. It provides a range of capabilities including:Email with webmail, POP3, IMAP, mobile sync, spam filteringShared calendars, contacts, tasksTeam chat and instant messagingFile storage, sharing, and synchronizationDocument...

CrossBox

CrossBox is an open-source automated web application testing tool. It allows developers and testers to run frontend tests on real browsers and devices using Selenium, without having to set up the infrastructure themselves.Some key features of CrossBox include:Test your app across browsers like Chrome, Firefox, Safari, Edge on...

AfterLogic Aurora

AfterLogic Aurora is an open-source email and collaboration platform designed for enterprises and small businesses. It provides a full set of communication and productivity tools including:Secure and private email hosting with support for unlimited domains, mailboxes, and email storage.Shared calendars, contacts, tasks which can be accessed from desktop...

Zarafa

Zarafa is an open source collaboration and productivity platform that includes email, calendars, contacts, tasks and more. It serves as a full-featured alternative to Microsoft Exchange Server for businesses and organizations.Some key features of Zarafa include:Compatible with various email clients like Outlook and ThunderbirdSupports shared calendars, address books...

Contactoffice

Contactoffice is a feature-rich customer relationship management (CRM) software designed for small and medium-sized businesses. It helps organize contacts, track interactions across channels, manage deals and pipelines, automate marketing campaigns, provide customer support, and gain actionable insights.Key features of Contactoffice CRM include:Contact Management: Organize contacts, accounts, and leads...

Blue-Mind

Blue-Mind is an open-source collaboration and communication platform designed for enterprises and organizations. It includes a full suite of productivity tools including:Email with calendars and contactsDocument management with version controlInstant messaging and video conferencingShared task managementCustomizable workflowsBlue-Mind is designed as an alternative to proprietary groupware platforms like Microsoft Exchange...

EmailSuccess

EmailSuccess is a comprehensive email marketing and automation platform designed to help small and medium-sized businesses maximize their email campaigns. With EmailSuccess, you can:Create beautiful, responsive email campaigns using a wide variety of customizable templatesDesign effective workflows with a visual campaign builder to segment contacts, trigger automated emails, and...

Expanding Communication

Expanding Communication is a software program designed specifically to help improve communication and social skills for individuals with autism spectrum disorder or other developmental disabilities. It uses evidence-based techniques like video modeling and visual supports to break down and teach important conversational skills step-by-step.The software includes a library of...

Alinto

Alinto is an open-source, self-hosted alternative to Trello for task and project management. It has a simple and intuitive drag-and-drop kanban-style interface that allows users to create boards, lists, and cards to organize tasks and track project progress.Some of the key features of Alinto include:Creating unlimited boards, lists...

SMBMail

SMBMail is an email server software specifically designed for small and medium-sized businesses. It provides enterprise-grade email services while being easy to set up and manage.Some key features of SMBMail include:Simple installation wizard to get up and running quicklyIntuitive web-based admin console for managing domains, users, aliases etc...

Sanwhole Exchange

Sanwhole Exchange is an email and collaboration platform created by Sanwhole Technologies in the late 2000s as an alternative to Microsoft Exchange. It is designed primarily for small and medium businesses as an affordable on-premises or cloud-hosted solution.Key features of Sanwhole Exchange include:Email with support for mobile devices...

EGroupware

EGroupware is an open-source collaborative software that provides a suite of tools for team communication, collaboration, and productivity. It offers a variety of modules including:Contacts - For managing contact lists and address booksCalendar - A shared calendar with scheduling and event management toolsEmail - A group email tool with...

HyperOffice Email Service

HyperOffice Email Service is a full-featured business email hosting and collaboration platform designed for organizations of all sizes. It provides enterprise-grade email accounts with large mailbox storage, advanced security features like SSL/TLS encryption, spam and virus protection, email continuity, and more.Key features of HyperOffice Email Service include:Easy-to-use...

DeskNow

DeskNow is a user-friendly, scalable workspace management solution suitable for small to large enterprises. It enables optimized usage of office real estate by supporting flexible and shared desk arrangements.Some key features include:Interactive floor maps with status indicators showing available, reserved, and occupied desks/roomsDesk and room reservation system...

Postaci

Postaci is an open-source customer support software designed specifically for small businesses and startups. It allows small teams to efficiently manage customer conversations across multiple channels like email, live chat, social media messengers and more - all from a unified and intuitive inbox.Some key features of Postaci include:Unified...

MailShogun

MailShogun is a powerful email marketing platform used by over 600,000 businesses and organizations. It makes it easy to create professional, eye-catching email campaigns with an intuitive drag-and-drop builder and hundreds of customizable templates.Key features of MailShogun include:Audience targeting - Segment your contacts and target emails based on location...