ReplaceMicrosoft 365 (Office).
LibreOffice
Office suite for documents, spreadsheets and slides
ONLYOFFICE Desktop Editors
Office editors with strong Microsoft Office compatibility
Compare at a glance
| Tool | Openness | Licence | Platforms | Stars |
|---|---|---|---|---|
 LibreOffice | Open source | MPL-2.0 | Windows, macOS, Linux | 4.5k |
 ONLYOFFICE Desktop Editors | Open source | AGPL-3.0-only | Windows, macOS, Linux | 5.5k |