Here are the 30 most popular free online university courses and Massive Open Online Courses (MOOCs) starting in June 2022, based on Class Central learners’ activity.

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Most Popular Courses

Machine Learning: Concepts and Applications
The University of Chicago via Coursera
This course gives you a comprehensive introduction to both the theory and practice of machine learning. You will learn to use Python along with industry-standard libraries and tools, including Pandas, Scikit-learn, and Tensorflow, to ingest, explore, and prepare data for modeling and then train and evaluate models using a wide variety of techniques. Those techniques include linear regression with ordinary least squares, logistic regression, support vector machines, decision trees and ensembles, clustering, principal component analysis, hidden Markov models, and deep learning.

Introduction to Software Side Channels and Mitigations
Graz University of Technology via edX
Side channels exist in the real world, but they also exist in computers and can be exploited directly from software. This is a substantial computer security problem today, that we need to learn about to be able to stop attacks. In this course, you will learn and practice basic software-based side channels and understand the thought process to utilize a side channel. You will then learn how to mitigate or avoid side channels in software.

Software Engineering: Modeling Software Systems using UML
The Hong Kong University of Science and Technology via Coursera
Software Development Life Cycle (SDLC) is the process of developing software through planning, requirement analysis, design, implementation, testing, and maintenance. This course focuses on the requirement analysis phase of SDLC, and you will learn how to use UML models to capture the system requirements and to facilitate communication between client/users and developers. UML is a general purpose visual modeling language for systems. It can be used to highlight different aspects of the system that are of interest to different stakeholders.

Mindfulness and Well-being: Peace in, Peace Out
Rice University via Coursera
The purpose of this course is to introduce mindfulness as a robust tool for spiritual development. Highlighting its rich traditional roots, the course explores the capacity of mindfulness to expand understanding about the nature of human consciousness and facilitate certain transcendent emotional experiences, including awe, wonder and flow. Designed for practical application, the course includes a variety of meditations, reflective exercises and activities to help make the material personally meaningful and is the culmination of a specialization created to promote holistic well-being through the practice of mindfulness.

Business Implications of Intelligent and Integrated Energy Systems
Delft University of Technology via edX
Learn how digital technologies help with the energy transition and then how to use this to develop future potential business models in various energy and energy-dependent sectors.

Introduction to EdTech
EDHEC Business School via Coursera
EdTech, short for Education Technology, is one of the most exciting sectors in the economy today poised to re-shape how education systems work and how people learn around the world.

Introduction to EdTech MOOC is designed to explore EdTech fundamentals and build the foundational knowledge for educators, institutions, entrepreneurs and governments to appreciate the impact and potential of new tools, technologies, business models and learning methods in education.

Designing Climate-neutral Industry and Electricity Generation
Delft University of Technology via edX
Learn about types and sources of industrial emissions and tools to mitigate them. Learn what the options are for climate-neutral electricity and review the strategies for dealing with the variability of renewable energy.

Software Defined Networking (SDN) Deployment
Curtin University via edX
Become industry ready by learning advanced skills in network automation, including how to deploy virtual network functions and services on a testbed platform.

Sales Enablement
HubSpot Academy via Coursera
This course lays out the skills and knowledge necessary to develop a marketing-driven sales enablement strategy, for beginners or those looking to hone their skills. You’ll learn the basics of sales enablement, and how to align your marketing and sales team under the same strategy and goals. You’ll learn ways to make the connection with your buyers and use content as an effective sales tool. The course will teach you about automation tools to use in your sales enablement strategy and about how to enable continued customer success after a sale.

Continuous Integration and Continuous Delivery (CI/CD)
IBM via Coursera
You will begin by learning Infrastructure as Code and its benefits. You’ll also explore different IaC Platforms and Tools. You will learn about Continuous Integration, its benefits, and some popular tools that are used for Continuous Integration. You will learn about Continuous Delivery, its benefits, how to run test cases, deploy to the cloud, and some popular tools that are used for Continuous Delivery.

A Public Health Approach to Hearing Loss and Aging
Johns Hopkins University via Coursera
The Center is proud to present this course which introduces a public health approach to aging and hearing population-based research, reviews the state of public health policy and ongoing interventions, and discusses the current epidemiologic research linking hearing loss to cognitive and healthcare outcomes in older adults, including dementia. Learners will be hearing from Johns Hopkins faculty and researchers who will speak on their expertise in areas of otolaryngology, audiology, epidemiology, gerontology, and public health policy/economics.

Accounting for Mergers and Acquisitions: Foundations
University of Illinois at Urbana-Champaign via Coursera
This course aims at assisting you in interpreting financial accounting information related to inter-corporate investments. The course will cover three main topics over four modules: (i) accounting for passive, significant influence, and control type of inter-corporate investments, (ii) special issues and considerations in inter-corporate investments, and (iii) special types of inter-corporate investments.
The course will be useful for students to understand complex organizational structures through the lens of financial accounting information and will benefit investors, analysts, bankers, consultants, managers, and any deal-makers.

Visualizing the Living Body: Diagnostic Imaging
Yale University via Coursera
This course teaches learners the underlying principles behind conventional radiography, computerized axial tomography (CT), magnetic resonance imaging (MRI), and ultrasound. The radiology of chest, abdomen, pelvis, extremities, spine and brain are taught in this course using a combination of lectures and extensive practical activities and assessments.

Urban Air Mobility
Technische Universität München (Technical University of Munich) via Coursera
Sneak preview: The course modules will be gradually expanded over the next few weeks and new videos and quizzes will be added to further expand the existing course. // This course is primarily aimed at master students and phd-candidates interested in exploring new fields in aerospace. The course gives a first introduction into the relatively new field of Urban Air Mobility, explaining the technical background as well a giving an overview of all other necessities such as air traffic management, public acceptance or ecological sustainability.

C Programming: Getting Started – 1
Dartmouth College via Coursera
Start learning one of the most powerful and widely used programming languages: C. Within moments you will be coding hands-on in a browser tool that will provide instant feedback on your code. The C programming language is one of the most stable and popular programming languages in the world. It helps to power your smartphone, your car’s navigation system, robots, drones, trains, and almost all electronic devices. C is used in any circumstances where speed and flexibility are important, such as in embedded systems or high-performance computing. In this course, you will get started with C and learn how to write your first programs, how to make simple computations and print the results to the screen, how to store values in variables and how to repeat instructions using loops.

Advanced Topics and Future Trends in Database Technologies
University of Colorado Boulder via Coursera
This course consists of four modules covering some of the more in-depth and advanced areas of database technologies, followed by a look at the future of database software and where the industry is heading.

Web Applications and Command-Line Tools for Data Engineering
Duke University via Coursera
First, we will dive deeper into leveraging Jupyter notebooks to create and deploy models for machine learning tasks. Then, we will explore how to use Python microservices to break up your data warehouse into small, portable solutions that can scale. Finally, you will build a powerful command-line tool to automate testing and quality control for publishing and sharing your tool with a data registry.

Acupressure
University of Minnesota via Coursera
This course provides an overview of the basic principles and applications of acupressure for patient symptom management and self-care.

Working for a sustainable future: concepts and approaches
Lund University via Coursera
In this course, participants are introduced to key notions and concepts evolving in sustainability science that are relevant to all, independent to one’s work or field of interest. After having completed the course, participants will have a better understanding of the vocabulary used today and should demonstrate the ability to reflect critically to integrate different perspectives of environmental, social, and economic sustainability to their specific area of interest or research.

Introduction to Technical Support
IBM via Coursera
Gain the daily work skills and knowledge you’ll need for IT Technical Support career success. This course, part of the IBM Technical Support Professional Certificate, is designed for beginners with no prior IT experience or formal degree. Get an insider’s view into IT Support work. Learn about IT Support roles and levels, the support escalation matrix, ticketing systems, common support tools, and remote support software. Then, hear about career opportunities and career pathways from experienced, expert Information Technology professionals.

Unsupervised Text Classification for Marketing Analytics
University of Colorado Boulder via Coursera
Marketing data is often so big that humans cannot read or analyze a representative sample of it to understand what insights might lie within. In this course, learners use unsupervised deep learning to train algorithms to extract topics and insights from text data. Learners walk through a conceptual overview of unsupervised machine learning and dive into real-world datasets through instructor-led tutorials in Python. The course concludes with a major project.

Database Structures and Management with MySQL
Meta via Coursera
Develop a working knowledge of the MySQL database management system (DBMS). Gain DBMS skills such as data creation, querying and manipulation. You’ll gain further experience with SQL statements, clauses and data types.

Translating Research to Communities
University of Michigan via Coursera
In this course, you’ll gain an introduction to the concepts of population health research and the ethical use of data science to drive advances in human health. Specifically, you’ll learn about the computational models used in population health research, the function of community partners in conducting translational research and disseminating findings, as well as the role of population health during health crises like the COVID-19 pandemic, Opioid crisis, and the Flint, Michigan, USA water crisis.

Integral Calculus and Numerical Analysis for Data Science
University of Colorado Boulder via Coursera
Are you interested in Data Science but lack the math background for it? Has math always been a tough subject that you tend to avoid? This course will provide an intuitive understanding of foundational integral calculus, including integration by parts, area under a curve, and integral computation. It will also cover root-finding methods, matrix decomposition, and partial derivatives.

Data Analytics in Sports Law and Team Management
State University of New York via Coursera
This course provides an introduction to the fundamental ideas in applying data analytics to issues surrounding key regulatory and management functions within the sports industry. Sports as an industry is increasingly relying on data analytics for more effective deployment of resources and assessment of performance in areas ranging from player productivity to fan engagement, talent identification and development, coaching, sponsorship, and marketing. This course and its successors will help you understand this new role of data analysis in the sports business.

Doing Economics: Measuring Climate Change
University of London International Programmes via Coursera
This course will give you practical experience in working with real-world data, with applications to important policy issues in today’s society. Each week, you will learn specific data handling skills in Excel and use these techniques to analyse climate change data, with appropriate readings to provide background information on the data you are working with. You will also learn about the consequences of climate change and how governments can address this issue.

Introduction to iOS Mobile Application Development
Meta via Coursera
Learn about iOS development by learning about the OS and the development platform. Discover how to set up and prepare a local environment. Get acquainted with the Swift playground and write code in Swift.

Programming Fundamentals in Kotlin
Meta via Coursera
Practice and expand on the fundamentals of programming that are core to any language as well as the unique aspects of Kotlin syntax. You will work with data types, functions, conditionals, operators, collections-arrays, tuples, variables and loops amongst others.

Supporting you with your university interview
University of York via FutureLearn
Support, tips and general guidance on how to navigate university interviews

The Power of Social Media and Effects on Children Teach-Out
University of Michigan via Coursera
As social media becomes increasingly present in our everyday lives, there are rising concerns about how young people interact online. In fact, about half of parents of children aged 10-12 and a third of parents of children ages 7-9 report that their child used social media, and 45% of teens say they are online nearly constantly. In this Teach-Out, children, teenagers, parents, teachers, and content creators will hear from both experts and peers about the benefits and potential risks of social media use, such as privacy concerns, skill development, and effects on physical and mental health.