Students can take educational courses through online course providers in a wide range of subjects, including academic subjects like physics and technical fields like web development. Users at all stages of life, from elementary school students to seasoned professionals, can find an online course to help them advance their education or career among the thousands of options available online.

The content of online course providers' offerings can vary from one provider to the next. Content geared toward technical fields like web development, artificial intelligence, or data science is a specialty of some online course providers. Others offer courses in biology, statistics, finance, digital marketing, and project management in collaboration with well-known universities.