1. Coursera

Coursera partners with top universities and institutions like Stanford, Yale, and Google to offer high-quality online courses, specializations, and degree programs. It covers a wide range of subjects, from technology and business to arts and personal development.

• Key Features: Free and paid courses, certificates, professional degree programs, flexible learning.
• Best For: Formal education and professional development.

2. Udemy

Udemy is a global marketplace for learning, offering over 200,000 courses across a broad spectrum of topics. It’s especially known for practical, skill-based learning in areas like programming, business, and creative skills.

• Key Features: Lifetime access to purchased courses, affordable pricing, wide variety of topics.
• Best For: Personal development, quick learning on niche topics.

3. edX

Founded by Harvard and MIT, edX provides university-level courses in various disciplines. It also offers MicroMasters programs, which are online graduate-level courses that provide professional and academic advancement.

• Key Features: University partnerships, professional certificates, free courses (with a fee for certification).
• Best For: Academic learners and those pursuing credentials.

4. Skillshare

Skillshare is designed for creative professionals and entrepreneurs, offering short video-based courses on topics like design, photography, illustration, and entrepreneurship. It’s community-driven, allowing creators to share their expertise.

• Key Features: Community interaction, project-based learning, classes by industry professionals.
• Best For: Creative skills and hobbyists.

5. LinkedIn Learning

Previously known as Lynda.com, LinkedIn Learning offers a wide array of courses focusing on business, technology, and creative skills. It integrates with LinkedIn, offering course recommendations based on a user’s career goals.

• Key Features: Personalized course recommendations, certificates linked to LinkedIn profiles, practical and professional content.
• Best For: Career-driven skills and professional growth.