Here is a list of free resources to learn React.

I tried some of them, I devoured some others, in a few cases I just needed parts of them.

If you know more, feel free to share in a comment and I will make sure to add them to the list with your name:)

Official React Documentation

This is worth mentioning because the team did and is doing a very good job to keep it simple and useful.

• Getting Started

But❗
just out of the oven, here is the beta version of the new React documentations!!!!
💙 💗 ⭐ 💥

React Docs Beta

A JavaScript library for building user interfaces

beta.reactjs.org

Videos

💻 Programming with Mosh - YT (2018) - 77k likes - ~2h Crash course

💻 Travery Media - YT (2021) - 49k likes - ~2h Crash course

💻 Codevolution - YT (2018) 19k likes

💻 Coding Addict - YT (2020) - 8k likes - ~10h

💻 Egghead.io (2017) - ~2h Crash course

💻 Udemy - React with Redux, React-Router, Hooks and Auth0 - ~4h - Probably free for a limited period - will remove after

💻 Front-End Web Development with React - HK University on Coursera - ~36h

💻 Scrimba - ~12h

Text

📖 Freecodecamp.org

📖 Fullstackopen.com - University of Helsinki - Best resource imho

📖 MDN

📖 The Odin Project

📖 Overreacted - This guy knows a thing or two about React

📖 React Book by Chris Noring

Do you know other resources?

Feel free to comment and I will make sure to add them to the list with your name!
Cheers!