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Calligra SuiteApache OpenOffice
Free

Free and open source, developed by KDE.

 Free

Free and open source under the Apache 2.0 licence, maintained by the Apache Software…

Linux Windows, macOS, Linux
  • Word processor, spreadsheet and presentation apps in one suite
  • Includes Karbon for vector drawing and KEXI for databases
  • Six familiar applications in one install
  • Reads and writes the OpenDocument standard
  • Smaller user base than LibreOffice
  • Aimed mainly at KDE and Linux desktops
  • Cannot save in .docx or .xlsx, only open them
  • Releases are years apart; the 4.1 line dates from 2014
Downloadable app Downloadable app
Open source Open source
License not stated License: Apache-2.0
No account needed No account needed
Works offline Works offline

Checked September 23, 2026

Checked September 21, 2026

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