ONLYOFFICE ONLYOFFICE Desktop Editors is an open-source office suite that combines text, spreadsheet and presentation editors, distributed under AGPL license v3. Freemium $ $ $ Open Source Mac Windows Linux Web Self-Hosted CRM Support for Docker Dropbox integration Gantt-charts ... Google Drive integration Compatible with Microsoft Office Multiple languages Works Offline Real time collaboration Add a feature 215 Like
Zoho Zoho is an all-in-one online office suite. Zoho geares itself towards businesses, increasing your productivity and offering easy, real-time collaboration. Zoho... Free Personal Web CRM Leadfeeder integration Add a feature 138 Like
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... Commercial Web IFTTT integration Real time collaboration Add a feature 15 Like
Kolab Community Kolab Groupware is a secure, scalable, reliable, flexible, full-featured collaboration suite. Free Open Source Linux Web Self-Hosted CalDAV CardDAV Real time collaboration Support for WebDAV Add a feature 34 Like
Kolab Now Kolab Now provides a suite of intuitive apps in a user friendly environment to make your day to day online comms easier, smarter and most importantly; secure. Commercial Open Source Web DAVdroid CalDAV CardDAV Real time collaboration Add a feature 40 Like
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... Freemium Linux Web ActiveSync Real time collaboration Add a feature 27 Like
Samepage With Samepage, you can put all your project information on one page and collaborate with your team in real time. Samepage brings together an entire suite of project... Freemium Mac OS X Windows Web Group chat Collaborative writing Content Templates File-sync ... Group Messaging Real time collaboration Team Collaboration Add a feature 76 Like
IceWarp IceWarp integrates all communication & collaboration features in one unified solution. Available in cloud or for on-premises deployment, IceWarp is a great tool to... Commercial Windows Linux Web File-sync Group chat Integrated File Sharing Outlook integration ... Real time collaboration Shared calendars Add a feature 3 Like
Microsoft SharePoint Microsoft Office SharePoint Server is an integrated suite of server capabilities that can help improve organizational effectiveness by providing comprehensive content... Commercial Windows Web Android iPhone Windows Phone Real time collaboration Add a feature 21 Like
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... Commercial Mac OS X Windows Linux Web Android ... iPhone Android Tablet Windows Phone iPad Microsoft Office Outlook S/MIME CalDAV On-premises software POP3 Support Real time collaboration ... Shared calendars Add a feature 24 Like
Microsoft Exchange Server 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... Commercial Windows Web Real time collaboration Add a feature 15 Like
iMail Fast, safe, heavy mail solution. Web-client access, LAN or WAN self-hosted server, maintenance-free design. No Windows server and database server required, unlimited... Free Windows Self-Hosted No features added Add a feature 2 Like
MDaemon Messaging Server Low cost, easy to use Email Server software for virtual, on-premise, or hosted deployments for companies that want control of their email. Integrated web-mail with doc... Commercial Windows Dropbox integration Encrypted email Group chat Support for IMAP ... Outlook integration Add a feature 14 Like
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... Commercial Mac OS X Windows Linux Web Sync Contacts POP3 Support Sync Calendars Add a feature 7 Like
Atmail Email Server Atmail webmail system offers a webmail client, email server platform and mailserver appliance for Linux, Unix and Windows. Features: Webmail Calendar Addressbook ... Commercial Linux Web File-sync Group Mail Add a feature 7 Like
