Coursera works with universities and other organizations to offer online courses, specializations, and degrees in a variety of subjects, such as engineering, …

Eureka.in NSES provides educational 2D and 3D content.

Khan Academy is a non-profit educational organization.

Pluralsight is an online education platform that offers a variety of video training courses for software developers, IT administrators, and creative professio…

TED-Ed is an online QnA site.

Wikibooks (Wikimedia Free Textbook Project and Wikimedia-Textbooks) is a wiki-based Wikimedia project hosted by the Wikimedia Foundation for the creation of f…

edX is a massive open online course (MOOC) provider. It hosts online university-level courses in a wide range of disciplines to a worldwide student body, incl…

iTunes U is an educational platform for iTunes.

OpenCourseWare Consortium provides opensource cources.

SoloLearn provides coding tutorials mainly through its mobile app.

Udemy.com is an online learning platform. It is aimed at professional adults who want to add new skills to their resumes, or explore their passions.

Wikiversity is a Wikimedia Foundation project devoted to learning resources, learning projects, and research for use in all levels, types, and styles of educa…