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Keyman vs Fcitx 5: catalog facts
Keyman	Fcitx 5
Free Free and open source on all platforms.	Free Free and open source under the LGPL 2.1 or later.
Windows, macOS, Linux, Android, iOS, Web	Linux
Keyboards for over 2,500 languages Available on desktop, mobile and web	Supports many languages through numerous input engines Slim core extended with addons
Layouts must be found and installed separately for each language	Linux and Unix only Setup involves installing separate engines and configuring the environment
Downloadable app, Web application	Downloadable app
Open source	Open source
License not stated	License: LGPL-2.1-or-later
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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