GitHub Contributions - All your GitHub contributions in one image
MakeAppIcon - MakeAppIcon resizes and optimizes your icon designs into all formats needed for iOS and Android mobile app!
GitHub Metrics - Customize your profile with various plugins and metrics
EasyAppIcon - EasyAppIcon helps you to create your own app icons easily. Supporting Android Adaptive Icon!
GitWrapped - View/Share how you contributed to Github over the years
App Icon Maker - Create icons for mobile app stores online for free.