189 Like ONLYOFFICE Good alternative? YES NO ONLYOFFICE Desktop Editors is an open-source office suite that combines text, spreadsheet and presentation editors, distributed under AGPL license v3. Free Open Source Mac Windows Linux Web Self-Hosted Support for Docker Dropbox integration Gantt-charts Google Drive integration Compatible with Microsoft Office Multiple languages ... Real time collaboration Add a feature
107 Like G Suite Good alternative? YES NO G Suite (formerly Google Apps for Work) is Google's encompassing selection of cloud apps for business, including customizable products under custom domain names. It... Commercial Mac Windows Linux Web Chrome OS Team collaboration Add a feature
24 Like Open365 Good alternative? YES NO The open source cloud with LibreOffice online - LibreOffice online + Seafile + KDE. Improve your productivity and communicate better with your team members. The world is... Free Open Source Android Self-Hosted Cloud sync Add a feature Discontinued The project seems to be no longer developed. Last commit on the GitHub repo was made on June 27th, 2016, but it can be still downloaded and installed.
34 Like Kolab Community Good alternative? YES NO 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
76 Like Samepage Good alternative? YES NO 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 Windows Web Group chat Collaborative writing Content Templates File-sync Group Messaging Real time collaboration ... Team collaboration Add a feature
38 Like Kolab Now Good alternative? YES NO 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 Web DAVdroid CalDAV CardDAV Real time collaboration Add a feature
24 Like Zimbra Collaboration Suite Alternative? YES NO 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 Real time collaboration Add a feature
19 Like Microsoft SharePoint Good alternative? YES NO 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
14 Like MDaemon Messaging Server Alternative? YES NO 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
7 Like Kerio Connect Good alternative? YES NO 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 Windows Linux Web Sync Contacts POP3 Support Add a feature
8 Like Axigen Good alternative? YES NO Axigen provides a multi-tenant, fully integrated, multi-platform, all-in-one email, calendaring and collaboration messaging solution. It grants extensive branding... Commercial Mac Windows Linux BSD Self-Hosted Microsoft Office Outlook CalDAV CardDAV Delegated Administration Multiple languages Real time collaboration Shared folders ... White-labeled Add a feature
7 Like OpenChange Good alternative? YES NO OpenChange aims to provide a portable Open Source implementation of Microsoft Exchange Server and Exchange protocols. Exchange is a groupware server designed to work... Free Open Source Linux No features added Add a feature
7 Like Atmail Email Server Good alternative? YES NO 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
4 Like ccGenie Good alternative? YES NO ccGenie turns a mountain of emails, attachments, and links into an organized project so that you and your team can quickly find information and take action. Freemium Web Internet Explorer Chrome Safari Opera Firefox Real time collaboration Add a feature Discontinued No updates on the website and on social links since 2014.
3 Like IceWarp Good alternative? YES NO 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
