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EyedropperColorZilla
Free

Free and open source.

 Free

Free browser extension.

Linux Browser extension
  • Picks colors from anywhere on the screen
  • Converts between many color formats
  • Works directly in the browser without a separate app
  • Gradient generator is a bonus beyond simple color picking
  • Linux only
  • Best suited to GNOME desktops
  • Limited to what's visible in the browser window
  • No native desktop app outside the browser
Downloadable app Browser extension
Open source Closed source
License not stated License not stated
No account needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked September 24, 2026

Checked September 22, 2026

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