Open Source Microsoft 365 Alternatives
LibreOffice is a free and open-source office suite that is compatible with other major office suites, and is available on all operating systems. It is an independently-developed version of the OpenOffice.org suite.
- - LibreOffice is the most popular Windows, Mac & Linux alternative to Microsoft 365.
- - LibreOffice is the most popular Open Source & free alternative to Microsoft 365.
Opinions about LibreOffice as a Alternative to Microsoft 365
You should have full control over your data. We help you achieve that: a safe home for all your data. Secure, under your control and developed in an open, transparent and trustworthy way. We are Nextcloud.
- - Nextcloud is the most popular Web-based, Android, iPhone, iPad, Android Tablet & Self-Hosted alternative to Microsoft 365.
Comments about Nextcloud as a Alternative to Microsoft 365
This is a totally different product. It is not an office suite.1
Has a convincing onlyoffice integration. +Better data protection. Feels like 2 Years behind office but works very well in the Browser.1
Only comparable to one tool or service of O365.-1
ONLYOFFICE is an open-source online collaborative office combining editors for documents, spreadsheets, presentations, and forms. It is compatible with all popular formats and features maximum support for MS Office files.
- - ONLYOFFICE is the most popular SaaS alternative to Microsoft 365.
Comments about ONLYOFFICE as a Alternative to Microsoft 365
Probably better team functions and good integration in an environment with higher data protection standards.1
Very goodcompatibility with officeXML files1
Apache OpenOffice is a leading open-source office suite that offers free applications for word processing, spreadsheet, presentations, graphics, databases and more. All data is stored in an open standard format, though Open Office can also read and write files from other common...
Apache OpenOffice Features
Comments about Apache OpenOffice as a Alternative to Microsoft 365
Office 365 is account management, office suite, storage, and more in a SaaS. OpenOffice is just a desktop office suite.0
End-to-end encrypted alternative to Google Photos / iCloud Photos, that makes it easy to backup and share photos and videos.
ente Photos Features
Calligra Suite is an office and graphic art suite by KDE. It is available for desktop PCs, tablet computers, and smartphones. It contains applications for word processing, spreadsheets, presentation, vector graphics, and editing databases.
Twake is a real-time teamwork platform. It is a suite of collaborative tools that includes the specificities of some bestsellers (Slack, Trello, Google Drive...). We provide professional messaging, storage space, online collaborative editors (Words, Excel, PowerPoint), task...
Nextcloud is the most deployed on-premises file share and collaboration platform. Access & collaborate across your devices. As fully on-premises solution, Nextcloud Hub provides the benefits of online collaboration without the compliance and security risks.
Nextcloud Hub Features
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.
Kolab is entirely Free and Open Source Software (a.k.a. FOSS), and uses Open Standards. We’ll get to why this is important to us, and hope that it is important to you thereafter.
Kolab Community Features