Microsoft 365
Office by subscription, documents defaulting to OneDrive and features following the licence tier.
4 self-hosted replacements in this index, ranked by GitHub stars in the dataset.
Replacements
Nextcloud
Access and share your files, calendars, contacts, mail and more from any device, on your terms.
37,389 stars Active
2 Nov 2026 v35.0.2
CryptPad
Collaboration suite built to enable collaboration, synchronizing changes to documents in real time.
8,036 stars Active
28 Oct 2026 2026.10.0
ONLYOFFICE
Office suite that enables you to manage documents, projects, team and customer relations in one place.
7,074 stars Active
26 Oct 2026 v10.0.0
Collabora Online Development Edition
Collabora Online Development Edition (CODE) is a powerful LibreOffice-based online office that supports all major document, spreadsheet and presentation file formats, which you can integrate in your own infrastructure.
No repository figures recorded
Popular comparisons
The most-starred pairings among these replacements, ranked by combined GitHub stars in the dataset.