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Eyedropper vs Coulr: catalog facts
Eyedropper	Coulr
Free Free and open source.	Free Free and open source under the MIT licence.
Linux	Linux
Picks colors from anywhere on the screen Converts between many color formats	Screen color picker built in Quick conversion between RGB and hex
Linux only Best suited to GNOME desktops	Linux only Few features beyond conversion and picking
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 1, 2026

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