Just Color Picker - Free portable colour picker and colour editor for web designers, photographers, graphic designers and digital artists. Supports Windows and macOS.
PowerSchool - PowerSchool provides a K-12 education technology platform for operations, classroom, student growth, and family engagement.
Instant Eyedropper - Identifying the color code of an object on the screen is usually an involved, multistep process:...
Clever - syncing between education applications for K-12 schools
gcolor2 - GTK+2 Color Selector
Claroline - Claroline is a collaborative eLearning and eWorking platform.