Aurora Color Picker, Colora, ColorImpact, Color Grab, Instant Eyedropper, DigitalColor Meter, Color Cop, gcolor2, ColorFish Color Picker, Realtime Colors, KColorChooser, ColorZilla, ColorSlurp, ColorSync Utility, ColorMania, Paletton, Color Hunt, ColorPix, Just Color Picker, Instant Color Picker, Hex Color Picker, Agave, Colormind, Pixel Pick, Eye Dropper, iColors, Palette Ninja, delicolour, pkColorPicker, Pipette, Free Color Picker, ColorUtility, ColorGrab, Pikka, Pochade, Color Picker Pro, MouseZoom, Coloree, ColorPro, colortypist, Zzoom, Pixeur, ColorManager, ColorMixer, ColorAid, Plastiliq PixelPicker, Culrs, HexColorPicker, Image Color Picker, What The Hex?, Colordot, Color Grabber 2.0, ImageHues, ColorWell are some alternatives to Gpick.