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LibreOffice vs Keynote: catalog facts
LibreOffice	Keynote
Free Free software under the Mozilla Public License v2.0, funded by donations and by companies…	Freemium Available on Apple devices, with an optional Apple Creator Studio subscription covering…
Windows, macOS, Linux	macOS, iOS, Web
One suite with six tools: Writer, Calc, Impress, Draw, Base and Math Opens and saves Microsoft Office formats as well as OpenDocument	Separate presenter window for video calls on Mac Browser version usable from Windows computers
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	Native apps only for Apple devices Windows users are limited to the browser version
Downloadable app	Downloadable app, Web application
Open source	Closed source
License: MPL-2.0	License: Proprietary
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 23, 2026

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