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