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KColorChooser vs Gpick: catalog facts
KColorChooser	Gpick
Free Free and open source under the MIT license.	Free Free and open source.
Linux	Windows, Linux
Screen-wide color dropper Built-in web and Oxygen palettes	Samples colors from anywhere on the desktop Builds and edits palettes for design applications
Linux only Basic feature set compared with dedicated design tools	No macOS build mentioned GTK interface may feel out of place on Windows
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License not stated
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 September 23, 2026

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