Google Fonts - Making the web more beautiful, fast, and open through great typography
MakeAppIcon - MakeAppIcon resizes and optimizes your icon designs into all formats needed for iOS and Android mobile app!
Typewolf - Typewolf helps designers choose the perfect font combination for their next design project—features web fonts in the wild, font recommendations and learning resources.
EasyAppIcon - EasyAppIcon helps you to create your own app icons easily. Supporting Android Adaptive Icon!
JetBrains Mono - A free font that makes it easier for devs to read code 🛠️
App Icon Maker - Create icons for mobile app stores online for free.