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Just Color Picker vs Eyedropper: catalog facts
Just Color Picker	Eyedropper
Free Free to download and use.	Free Free and open source.
Windows, macOS	Linux
Portable and works offline Screen freeze and point lock for precise picking	Picks colors from anywhere on the screen Converts between many color formats
Not open source No Linux version	Linux only Best suited to GNOME desktops
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 24, 2026

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