Skip to the list
Instead
Privacy
Office
7 open-source stand-ins.
All
Picks
Design
Office
Productivity
Communication
Developer
Video
Finance
Cloud
Analytics
Security
Media
Sort
Picks first
Name
Paid product
7 stand-ins
LibreOffice
Microsoft 365
Instead of Microsoft 365. A desktop office suite with Writer, Calc, Impress and Draw, that opens and saves Word, Excel and PowerPoint files. Office · MPL-2.0 · Linux, macOS, Windows · Free
Nextcloud
Dropbox
Instead of Dropbox. A self-hosted files, photos, talk and office server that replaces a consumer cloud drive for a team or a family. Office · AGPL-3.0 · Self-hosted, Web · Free, paid hosting
Thunderbird
Outlook
Instead of Outlook. A mail, calendar and contacts app with local folders, feeds and a large add-on list. Office · MPL-2.0 · Linux, macOS, Windows · Free
CryptPad
Google Workspace
Instead of Google Workspace. A collaborative office and whiteboard suite that encrypts documents in the browser before they reach the server. Office · AGPL-3.0 · Self-hosted, Web · Free, paid hosting
Joplin
Evernote
Instead of Evernote. A notes app for Markdown, notebooks and web clippings, with end-to-end encryption and your own sync target. Office · AGPL-3.0 · Linux, macOS, Windows, iOS, Android · Free, paid hosting
ONLYOFFICE
Microsoft 365
Instead of Microsoft 365. A document, spreadsheet and slide editor with strong Microsoft format fidelity, for the desktop or a self-hosted server. Office · AGPL-3.0 · Linux, macOS, Windows, Self-hosted, Web · Free, paid hosting
Syncthing
Dropbox
Instead of Dropbox. Peer-to-peer folder sync between your own devices, with no central server and no account. Office · MPL-2.0 · Linux, macOS, Windows · Free