There are many free online learning platforms available that offer courses, tutorials, and other resources for people to learn a variety of skills. Here are the 40 most popular ones:

Online learning platforms

Coursera: Offers courses from top universities and institutions around the world. Many courses are free, while others require a fee to access graded assignments and a certificate of completion.

edX: Provides courses from universities such as Harvard, MIT, and Berkeley, as well as professional training and certificate programs. Most courses are free to audit, while others require a fee to access graded assignments and certificates.

Khan Academy: Best learning platform provides free online courses, video lectures, and practice exercises in a wide range of subjects, including math, science, economics, and humanities.

Udemy: Offers a wide range of courses, including programming, business, design, and personal development. While many courses are paid, there are also numerous free courses available.

Codecademy: Focuses on teaching coding and programming skills, with interactive coding lessons and projects. While most courses are paid, there are also some free courses available.

MIT OpenCourseWare: Offers free access to courses from the Massachusetts Institute of Technology, including lecture notes, assignments, and exams.

Stanford Online: Provides free online courses and materials from Stanford University, including videos, lectures, and course materials.

FutureLearn: Offers a wide range of free online courses from top universities and organizations around the world, with opportunities to earn certificates or academic credit for a fee.

OpenLearn: Provides free courses and resources from the Open University in the UK, covering a wide range of subjects, including arts, science, and technology.

More learning platforms:

Google Digital Garage: Best online Learning Platform who offers free courses on digital marketing, data analytics, coding, and other digital skills. The platform is developed by Google and offers certifications.

Alison: Offers free courses in a wide range of subjects, including IT, business, healthcare, and languages. The platform offers certifications for a fee.

Duolingo: language learning platform who Provides free language courses in over 40 languages, with a focus on gamification and interactive learning.

Rosetta Stone: Learning platform offers a free trial of its language learning software, which uses a natural immersion approach to language learning.

YouTube: Best online learning platform offers a vast library of educational videos on a wide range of topics, from science and technology to art and music.

Academic Earth: Provides free online courses from top universities in the US, including Yale, Stanford, and MIT.

Harvard Online Learning: Provides free online courses from Harvard University, covering a range of subjects from computer science to psychology.

Open Culture: Provides free online courses, audio books, and eBooks from top universities and cultural institutions around the world.

Saylor Academy: Offers free courses and resources in a wide range of subjects, including business, education, and science.

Ted-Ed: Provides free educational videos on a range of subjects, with a focus on short animated lessons.

LinkedIn Learning: Provides access to a large library of video courses and tutorials, with a focus on professional development and career skills. While the platform requires a paid subscription, a one-month free trial is available.

Skillshare: Offers thousands of free classes and tutorials in a variety of subjects, including design, marketing, and photography. Some classes are free, while others require a paid subscription.

Learn a Language: Provides free language learning resources and courses for a variety of languages, including French, German, Spanish, and Chinese.

Stanford Engineering Everywhere: Offers free online courses and resources in engineering, including computer science, electrical engineering, and artificial intelligence.

MIT Open Learning Library: Provides free access to MIT course materials, including lecture notes, assignments, and exams, across a range of subjects.

Open Yale Courses: Provides free online courses and resources from Yale University, including video lectures, transcripts, and other materials.

Google Analytics Academy: Offers free courses and resources to help people learn how to use Google Analytics to analyze website traffic and user behavior.

Canvas Network: Provides free online courses and resources from universities, institutions, and organizations around the world, across a range of subjects.

HarvardX: Offers free online courses and resources from Harvard University, including video lectures, interactive learning tools, and discussion forums.

Microsoft Learn: Provides free online courses and resources to help people learn Microsoft technologies and tools, including Azure, Power BI, and Dynamics 365.

Adobe Creative Cloud Tutorials: Offers free tutorials and courses to help people learn how to use Adobe Creative Cloud tools, including Photoshop, Illustrator, and InDesign.

FutureProof: Provides free online courses and resources for people looking to upskill or reskill in a range of industries, including tech, healthcare, and finance.

Learn UX: Offers free online courses and resources to help people learn about user experience (UX) design, including courses on design thinking, wireframing, and prototyping.

Class Central: Provides a comprehensive directory of free online courses from universities and institutions around the world, searchable by subject and provider.

OpenStax: Offers free, peer-reviewed, and openly-licensed textbooks and resources for college and high school students, covering a range of subjects.

LinkedIn Learning Paths: Offers curated collections of free online courses on specific topics, such as leadership, data science, and project management.

iversity: Provides free online courses and resources from top universities and institutions across Europe, covering a wide range of subjects.

TypingClub: Offers free online typing lessons and games to help people improve their typing speed and accuracy.

GCF LearnFree: Provides free online courses and tutorials on a range of subjects, including technology, math, and reading.

Pluralsight: Offers a limited selection of free courses and resources for people looking to learn new skills in technology and creative fields.

HubSpot Academy: A very good learning platform who provides free courses and certifications on marketing, sales, and customer service, as well as free resources on topics such as SEO and social media.

conclusion

These Learning platforms offer a wide range of learning opportunities across different subjects and fields, so you can find a platform that suits your interests and goals.