Coursera offers a wide range of courses from universities and institutions around the world. While many courses are paid, there are also many that offer free access to course materials. You can choose to pay for a certificate if you want one.
Similar to Coursera, edX provides courses from universities and colleges. You can audit most courses for free, but if you want a certificate, there is usually a fee.
Udemy is a platform where individuals can create and sell courses. While most courses are paid, there are often free promotions. However, not all free courses come with a certificate.
Khan Academy provides free courses in a wide variety of subjects, primarily focused on K-12 education. They don't issue formal certificates, but they do offer achievement badges.
This platform offers free courses on digital marketing, career development, and more. They provide a certificate upon completion.
The Massachusetts Institute of Technology offers a wide range of undergraduate and graduate-level courses for free online. While they don't provide certificates, the quality of education is top-notch.
Harvard offers free online courses through Harvard Online Learning. These courses may not always come with a certificate, but the quality of education is exceptional.
Like Harvard, Stanford University offers some free courses online. These may not always come with certificates, but they can offer valuable learning experiences.
FutureLearn offers a variety of courses from universities and institutions around the world. While many courses are paid, they do offer a selection of free courses with the option to purchase a certificate.
Alison provides free online courses on a variety of topics. They offer both free and paid certificates, with the option to upgrade for added benefits.