Description: Engineer4Free is a free online platform that provides engineering tools and resources for students and professionals. It offers tutorials, calculators, converters, forums, and other tools to help with engineering projects and learning.
Type: software
Description: Harvard Open Courses provides free online access to courses taught at Harvard University. It contains over 2,500 courses in a wide variety of subjects including computer science, literature, history, and more.
Type: software
Pricing: Free