Alternatives to Microsoft Office 365 for Self-hosting with any license

ONLYOFFICE

ONLYOFFICE is an opensource office and productivity suite that enables you to manage documents, projects, team and customer relations in one place. ONLYOFFICE is...

Freemium $ $ $ Open Source Mac Windows Linux Web Android ... iPhone Android Tablet iPad Self-Hosted
Compatible with Microsoft Office Multiple languages Works Offline Real time collaboration ... White-labeled Add a feature

235 Like
Cryptpad

Zero knowledge, collaborative, real time editing of WYSIWYG, text documents, presentations, polls, and whiteboards with more applications under development.

Free Open Source Web Self-Hosted
Collaborative writing Apps with End-to-End Encryption Real time collaboration Direct file uploading ... Encrypted Notes MarkDown support Multiple languages No registration required Real time collaboration WYSIWYG Support Add a feature

45 Like
Open365

The open source cloud with LibreOffice online - LibreOffice online + Seafile + KDE. Improve your productivity and communicate better with your team members. The world is...
- 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.
Free Open Source Android Self-Hosted
Cloud sync Add a feature

28 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

36 Like
Axigen

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
API Integration CalDAV CardDAV Delegated Administration ... Support for Docker Multiple languages Real time collaboration Shared folders White-labeled Add a feature

10 Like
WikiSuite

The most comprehensive and integrated Free / Libre / Open Source software suite ever developed.

Free Open Source Linux Self-Hosted
Real time collaboration Add a feature

5 Like
Linchpin

Linchpin is an efficient social intranet platform that focuses on effective collaboration and reduces complexity by means of user-specific customization.

Commercial $ $ $ Mac Windows Linux Web Android ... iPhone Chrome OS Self-Hosted Confluence
Team Collaboration Extensible by Plugins/Extensions Real time collaboration Content Templates ... Customizable Integrated Search Mobile friendly Optimized for Mobile Multiple languages Real time collaboration WYSIWYG Support Add a feature

4 Like
Apache James

James stands for Java Apache Mail Enterprise Server! It has a modular architecture based on a rich set of modern and efficient components which provides at the end...

Free Open Source Mac Windows Linux Self-Hosted
No features added Add a feature

0 Like
Hub

The Hub is an intelligent intranet portal and collaboration software that helps drive employee engagement, share news and resources, and communicate more effectively...

Commercial Mac Windows Linux Web Windows Mobile ... Android iPhone Android Tablet Windows Phone iPad Self-Hosted
Team Collaboration Group collaboration Active Directory integration Azure integration ... Client Portal Gmail integration Google Calendar integration Google Drive integration Office 365 integration Real time collaboration Single Sign-On Add a feature

0 Like
Livetiles

All-in-one solution for content, collaboration and integrations. Create beautifully engaging sites on SharePoint, Office 365 and Microsoft Azure and give teams a ...

Commercial Web Self-Hosted Microsoft SharePoint Microsoft Azure Microsoft Office 365
Real time collaboration Team Collaboration Add a feature

0 Like