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Keyman vs 구름 입력기 (Gureum): catalog facts
Keyman	구름 입력기 (Gureum)
Free Free and open source on all platforms.	Free Free and open source.
Windows, macOS, Linux, Android, iOS, Web	macOS
Keyboards for over 2,500 languages Available on desktop, mobile and web	Moachigi combined typing, useful for Sebeolsik layouts Several Hanja conversion modes including search by meaning
Layouts must be found and installed separately for each language	macOS only Requires manual setup steps after installation
Downloadable app, Web application	Downloadable app
Open source	Open source
License not stated	License: BSD-2-Clause AND LGPL
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.