Squircle-less iOS 14 icons - Your favourite iOS14 app icons reimagined
Radix Icons - A crisp set of 15×15 icons. Open source.
iOS Icons - The first marketplace for custom iOS icon packs
App Icon Template - Royalty free app icon creator for iOS, OS X and Android
Customico - Access 110 beautifully crafted, minimalist icons for iOS 14.
Drawcon - Draw your own app icons