Compare software

LibreOfficeCalligra Suite
Free

Free software under the Mozilla Public License v2.0, funded by donations and by companies…

 Free

Free and open source, developed by KDE.

Windows, macOS, Linux Linux
  • One suite with six tools: Writer, Calc, Impress, Draw, Base and Math
  • Opens and saves Microsoft Office formats as well as OpenDocument
  • Word processor, spreadsheet and presentation apps in one suite
  • Includes Karbon for vector drawing and KEXI for databases
  • Complex Word and Excel documents can shift layout, particularly with heavy formatting or macros
  • The interface looks dated next to Microsoft 365 unless you switch to a tabbed layout
  • Smaller user base than LibreOffice
  • Aimed mainly at KDE and Linux desktops
Downloadable app Downloadable app
Open source Open source
License: MPL-2.0 License not stated
No account needed No account needed
Works offline Works offline

Checked September 20, 2026

Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.