Microsoft just released Expressive Pixels, a Windows 10 app which lets you design pixel-based animations for color LED displays, like the @NordicTweets #nRF52840 powered Sparklet! https://blogs.windows.com/windowsexperience/2020/09/03/microsoft-expressive-pixels-a-platform-for-creativity-inclusion-and-innovation/ Response: 1302874507124912128