Free programming courses can help you learn coding languages like Python, JavaScript, and Ruby, along with foundational concepts such as algorithms and data structures. You can build practical skills in web development, software debugging, and creating applications, which are crucial for tackling real-world challenges.

Skills you'll gain: 3D Modeling, Autodesk, 3D Assets, Design Software, Visualization (Computer Graphics), Computer Graphics, Editing, Virtual Environment, Simulations
Beginner · Specialization · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Programming Principles, Computer Programming, Matlab, Debugging, Integrated Development Environments, Linear Algebra, Computer Science, Development Environment, Data Manipulation, Algorithms, User Interface (UI), Data Structures
Beginner · Course · 1 - 3 Months
Skills you'll gain: Data Cleansing, Snowflake Schema, Data Quality, Data Transformation, Data Validation, Data Manipulation, Data Analysis, SQL, Big Data
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Presentations, Productivity Software, Multimedia, Business Correspondence, Data Visualization, Business Communication, Content Creation, User Accounts, Graphic Design, Business Development
Beginner · Guided Project · Less Than 2 Hours

The State University of New York
Skills you'll gain: Blockchain, FinTech, Cryptography, Digital Assets, Payment Systems, Distributed Computing, Identity and Access Management, Web Applications, Transaction Processing, Emerging Technologies, Application Programming Interface (API), Scalability, Technical Standard
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Django (Web Framework), GitHub, Version Control, Git (Version Control System), User Experience Design, Secure Coding, User Interface (UI), Web Development, Application Security, Application Frameworks, Development Environment, Authentications, Web Applications, User Accounts, Authorization (Computing)
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Generative AI, Data Analysis, Advanced Analytics, Analytics, AI Product Strategy, Data Transformation, Predictive Analytics, Data Preprocessing, Machine Learning Algorithms, Responsible AI
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Regression Analysis, Statistical Hypothesis Testing, Statistical Analysis, Probability & Statistics, Statistical Methods, Probability Distribution, Data Analysis, Markov Model, Data Science, Statistics, Statistical Inference, Probability, R Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Ajax, JSON, Application Programming Interface (API), Javascript, Event-Driven Programming, Data Validation, Web Development, Object Oriented Programming (OOP), Debugging
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Diagnostic Tests, Bioinformatics, Model Evaluation, Molecular Biology, Infectious Diseases, Medical Science and Research
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Physics, Physical Science, Materials science, Chemistry, Mechanics, Mathematical Modeling, Computational Thinking, Simulations, Applied Mathematics
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Claude Code, Vibe coding, Anthropic Claude, Model Context Protocol, Application Development, Command-Line Interface, Application Design, Programming Principles, Generative AI, Automation, Generative AI Agents, Image Analysis, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems
Intermediate · Course · 1 - 4 Weeks