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Instant Eyedropper vs Gpick: catalog facts
Instant Eyedropper	Gpick
Free Free, with source code on GitHub.	Free Free and open source.
Windows, Linux	Windows, Linux
Hotkey, click and paste workflow Magnifier with pixel-precise arrow key nudging	Samples colors from anywhere on the desktop Builds and edits palettes for design applications
Reborn version is an early 0.1 release No macOS version	No macOS build mentioned GTK interface may feel out of place on Windows
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 24, 2026	Official website Full listing and sources Checked September 23, 2026

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