Right away you can see that Hackr.io has numerous programming languages you can learn. After selecting the course you want to take, it will first direct you to a list of tutorials where you will be able to filter the course to your liking.  You can select free or paid, as well as, beginner or advanced, and in which language you would like to be taught.

Want more one-on-one coaching and career prep without doing a full-time bootcamp? Try signing up for the subscription-model certification courses from Udacity or Treehouse, where you have the opportunity to ask a tutor for help instead of suffering your coding mistakes or questions alone. You can’t do much better than the $19 coding classes from Udemy (even less, when there’s a sale)—even full-time bootcamp and computer science students sign up for these classes to supplement their learning.

Here you’ll learn HTML5, CSS3, JavaScript, Databases, React.js, Node.js, and others by networking and joining this nonprofit's community of professionals and students. You’ll even work together on your coding skills so that you can build apps for free. Here’s the catch: You’re learning those skills and building helps to help solve real-world problems. Code is available to nonprofits.