Solaris Sky Calendar - An astronomy calendar right in your pocket
Gradient CSS - Create CSS Gradients with Ease
Sundial App - Sun & Moon times and alerts for iPhone, iPad, & Apple Watch
Adobe Capture - Turn any photo into a color theme, Look, vector graphic, or unique brush that you can use in your creative projects with Adobe Capture.
Alpenglow - Never miss a incredible looking sunrise or sunset again
Gradient Hunt - Curated collection of beautiful gradients, updated daily