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Bella vs KColorChooser: catalog facts
Bella	KColorChooser
Free Free and open source under the GPL-3.0-or-later licence.	Free Free and open source under the MIT license.
Linux	Linux
Picks a color from anywhere on the screen Saves picked colors in several color formats	Screen-wide color dropper Built-in web and Oxygen palettes
Linux only Small single-developer project with a narrow feature set	Linux only Basic feature set compared with dedicated design tools
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: MIT
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.