If you’re keen on learning app development and/or associated languages, such as Python, Ruby or Java, you might as well give Ruby on Rails a look too. Not only a growing hot topic among web and app developers, but it is also one of the highest sought-after programming and coding skills in the tech industry today. That is why some of the best online education platforms, such as Coursera, Udemy and Alison etc, are offering free and comprehensive courses and tutorials online for Ruby on Rails. From basics to advanced mechanisms used in this web development tool, you will gain a lot of skills and tricks to code a site and/or app without repetition of tiresome coding. Some of these courses are free. But they are still accompanied by professional certificates awarded to you after the course is finished. There are very details lectures and even guides in some of the courses in this list. Beginners will find some classes listed below to their highest advantages, since their mode of instruction simplifies very complex things for such learners. Practice exercises and projects in listed courses will help you give life to whatever theory you will learn.