30 Harvard Free Online Courses You Can Earn in 2025 (CS, AI, Business)
Explore 30 Harvard free online courses you can take in 2025, covering computer science, artificial intelligence, and business—earn certificates from one of the world’s top universities.
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Background & Course Overview
Harvard University continues to offer free online courses in 2025 through its partnership with edX, allowing learners worldwide to access top-tier education without the cost barrier. These self-paced courses span diverse subjects like computer science, AI, data science, leadership, and business strategy, and many include paid upgrade options for verified certificates.
Whether you’re a student, young professional, or lifelong learner, these courses offer an excellent way to enhance your skills and boost your resume with a certificate from Harvard.
Course List: Top Harvard Free Online Courses in 2025
Below are 30 top-rated courses currently offered for free (with optional paid certificates):
Computer Science & Programming
- CS50: Introduction to Computer Science
- CS50’s Introduction to Programming with Python
- CS50’s Introduction to Programming with Scratch
- CS50’s Web Programming with Python and JavaScript
- CS50’s Introduction to Game Development
- CS50’s Mobile App Development with React Native
- Using Python for Research
- Introduction to Computer Science for Business Professionals
Artificial Intelligence & Data Science
- Data Science: R Basics
- Data Science: Machine Learning
- Data Science: Visualization
- Data Science: Probability
- Data Science: Inference and Modeling
- Principles of Machine Learning
- AI for Everyone: Master the Basics
- Fundamentals of TinyML (AI on Edge Devices)
Business & Management
- Contract Law: From Trust to Promise to Contract
- Entrepreneurship in Emerging Economies
- Leadership: Creating Public Value
- The Health Effects of Climate Change
- Rhetoric: The Art of Persuasive Writing and Public Speaking
- Financial Accounting
- The Path to Happiness: What Chinese Philosophy Teaches Us about the Good Life
- Introduction to Nonprofit Accounting and Financial Statements
- Improving Global Health: Focusing on Quality and Safety
Humanities, Ethics & Society
- Justice
- The Science of Corresponding with Busy People (Email Tactics)
- Shakespeare’s Life and Work
- Bioethics: The Law, Medicine, and Ethics of Reproductive Technologies and Genetics
- Religion, Conflict and Peace
30 Harvard Free Online Courses You Can Earn in 2025 (CS, AI, Business)
How to Enroll in Harvard Free Online Courses
All these courses are available through edX.org. Here’s how to enroll:
- Visit edX.org and search for “Harvard.”
- Select your desired course.
- Click Enroll (you can audit for free).
- Optionally upgrade for a verified certificate (typically $50–$200).
You can start learning immediately, and most courses are self-paced, meaning you can learn on your schedule.
Why You Should Take These Harvard Free Online Courses in 2025
- 100% Free to audit with optional paid certificates.
- Learn from Harvard professors and industry experts.
- Boost your resume or LinkedIn with Harvard-branded certificates.
- Gain real skills in AI, coding, data science, and business leadership.
- Study from anywhere in the world, on your own schedule.
Additional Information
- Courses are available globally.
- Language of instruction: English.
- Some courses offer financial aid for certificate upgrades.
- Certificates are issued by HarvardX on edX.
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