Add System Color Picker (#1006)

README.md

@@ -488,6 +488,7 @@ Any comments, suggestions? [Let us know!](https://github.com/jaywcjlove/awesome-
     * [User Flows Plugin](https://abynim.github.io/UserFlows/) -  Generating flow diagrams from Artboards. [![Open-Source Software][OSS Icon]](https://github.com/abynim/UserFlows) ![Freeware][Freeware Icon]
 * [SketchBook](https://www.sketchbook.com/?locale=en-US) - Drawing software for concept design, comic art, and digital sketching. ![Freeware][Freeware Icon]
 * [Sparkle](https://sparkleapp.com/) - Pro visual web design.
+* [System Color Picker](https://github.com/sindresorhus/System-Color-Picker) - The macOS color picker as an app with more features. [![Open-Source Software][OSS Icon]] ![Freeware][Freeware Icon] [![App Store][app-store Icon]](https://apps.apple.com/app/id1545870783)
 * [Tayasui Sketches](http://www.tayasui.com/sketches/) - Professional drawing software.
 * [Vectornator: Design Software](https://www.vectornator.io/) - The Most Intuitive and Precise Illustration Software in the Galaxy. [![App Store][app-store Icon]](https://apps.apple.com/us/app/vectornator-design-software/id1219074514)
 * [Vectr](https://vectr.com/) - Free graphics editor used to create vector graphics easily and intuitively. ![Freeware][Freeware Icon]