A few more,

❯ HTML and CSS ➟ learn-html
❯ React ➟ scrimba
❯ Laravel ➟ laracasts
❯ Full Stack ➟ theodinproject
❯ DSA ➟ programiz & G4G

Other popular sites,

❯ w3schools
❯ tutorialspoint
❯ programiz
❯ geeksforgeeks