You also need to create an App Icon to use Fastlane or you will get an error on running fastlane beta. You can simply create one using the website MakeAppIcon and follow this tutorial to configure it properly. - Source: dev.to / 8 months ago

Add your app icons to the "assets" folder. Make sure to include versions of the icon for different screen densities, such as 1x, 2x, 3x, and 4x. You can generate these versions using a tool like https://makeappicon.com/. - Source: dev.to / over 1 year ago

Https://makeappicon.com/ Optimized for both for Xcode and Android Studio. Source: over 2 years ago

A browser-based design tool that codes React Native & React for you. Website. - Source: dev.to / 9 months ago

Do you know on tool that do layout editor for react-native something like https://builderx.io/ ? The idea that you can drag and drop and then you will get a layout. - Source: dev.to / about 2 years ago

This isn't true by the way - there are a bunch. I have used them in the past for example https://builderx.io/ and they are pretty developed,. Source: about 2 years ago

I had a look at Firebase and also followed a tutorial making a Login- and Registration-page. Seems easy and does the job. I had a look at https://builderx.io/ where I could probably easily create the structure. But I'm afraid to start at the wrong ends or do it too complicated, so please:. Source: over 2 years ago

For frontend I only found https://builderx.io/ to be both decent and "open-source". For backend I'm working on this one (release soon): https://app.codoma.tech/landing/. Source: over 3 years ago