Here are some useful links for you:
- Colors And Fonts: a curated library for front-end developers and designers
- RxJS with React Hooks for state management: a beginner-friendly tutorial
- Barebones AWS Amplify + React + GraphQL App: get started quickly with this tutorial
- Building a payments system with React and Stripe: this tutorial shows you how to use Stripe in your React.js application
- React, Redux and JavaScript architecture: a post from 2018 that’s still helpful in understanding the basic concept of Reat.js and Redux