Free Courses

Build a movie recommendation system and learn the science behind one of the most popular and successful data science techniques.

This course picks up where CS50 leaves off, diving more deeply into the design and implementation of web apps with Python, JavaScript, and SQL using frameworks like Django, React, and Bootstrap.

Learn about the rich and diverse beliefs and practices of Buddhists across time and place. Experience Buddhism through its scriptures, both relationally as well as academically.

Learn how to protect your own data, devices, and systems from today's threats.

Learn about the development of 2D and 3D interactive games in this hands-on course, as you explore the design of games such as Super Mario Bros., Pokémon, Angry Birds, and more.

Explore the ethical controversies of financial markets.

Learn how American women created, confronted, and embraced change in the 20th century while exploring ten objects from Radcliffe’s Schlesinger Library.

Learn how to face and meet today’s challenges and design a public value proposition that is both actionable and value creating.

Understand how the FDA regulates pharmaceuticals and explore debates on prescription drug costs, marketing, and testing.

The culmination of the MicroBachelors® program.

Learn how global warming impacts human health, and the ways we can diminish those impacts.

The Introduction to Nonprofit Accounting and Financial Statements webinars provide a great opportunity to learn the basic principles of nonprofit accounting.

This introduction to moral and political philosophy is one of the most popular courses taught at Harvard College.

Get the opportunity to see TinyML in practice. You will see examples of TinyML applications, and learn first-hand how to train these models for tiny applications such as keyword spotting, visual wake words, and gesture recognition.

Explore what makes cities energizing, amazing, challenging, and perhaps humanity’s greatest invention.

Examine how great modern writers capture the intricacies of our globalized world and how their works circulate within that world to find their own audiences.

Expand your learning of chemistry and thermodynamics by exploring entropy, free energy, and equilibrium.

Show what you’ve learned from the Professional Certificate Program in Data Science.

Learn probability, an essential language and set of tools for understanding data, randomness, and uncertainty.

This course examines the Sikh scripture from a doctrinal and historical perspective by providing an overview of Sikh teachings as well as the historical context within which the scripture evolved and became canonized.

An overview of modern Chinese history, including the fall of the Qing and the end of imperial China.

Learn skills and tools that support data science and reproducible research, to ensure you can trust your own research results, reproduce them yourself, and communicate them to others.

Learn about Claudio Monteverdi’s L’Orfeo, one of the first operas ever written.

Examine how cultures of the ancient world defined themselves through literature and how their vision of literature contributes to our understanding of civilization, culture, and literature today.

Designed for current and aspiring nonprofit leaders, this course helps learners build the confidence needed to make stronger financial decisions in mission-driven organizations.

An introduction to the intellectual enterprises of computer science and the art of programming.

Learn introductory programming and data analysis in MATLAB, with applications to biology and medicine.

Learn to forecast the weather just by looking out your window.

HKS Executive Education and Harvard's John A. Paulson School of Engineering and Applied Sciences present a webinar featuring Harvard faculty Martin Wattenberg and Fernanda Viégas.

Learn about Hector Berlioz’s Symphonie Fantastique, an iconic Romantic symphony that ushered in an era of narrative “program music.”