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: MySQL Workbench, Database Design, MySQL, Relational Databases, Database Management, Databases, Database Management Systems, SQL, Data Modeling, Data Import/Export
Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, Unified Modeling Language, Object Oriented Programming (OOP), JUnit, Software Design Patterns, Test Driven Development (TDD), Software Design, Software Architecture, Java, Unit Testing, Application Design, Software Testing, Software Engineering, Development Testing, Java Programming, API Design, Test Case, Program Development, Software Development, Databases
Intermediate · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Music Theory, Classical Music, Music History, Musical Composition, Music, Instrumental Music, Music Performance
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Mobile Development, React Native, Application Development, User Story, Flutter (Software), User Interface and User Experience (UI/UX) Design, User Interface (UI), Data Persistence, Figma (Design Software), Application Deployment, UI Components, Application Programming Interface (API), Software Development, GitHub
Advanced · Course · 1 - 3 Months

Skills you'll gain: Plot (Graphics), Data Visualization, Graphing, Matplotlib, Data Visualization Software, Graphical Tools, Histogram, Data Analysis, Python Programming
Beginner · Guided Project · Less Than 2 Hours

University of Illinois Urbana-Champaign
Skills you'll gain: Networking Hardware, Internet Of Things, Network Routers, Network Switches, Local Area Networks, Network Architecture, Network Infrastructure, General Networking, System Design and Implementation, Network Protocols, Computer Networking, Wireless Networks, Network Security, Cloud Computing
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: SQL, PostgreSQL, Query Languages, Data Manipulation
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Selenium (Software), GitHub, Git (Version Control System), Version Control, CI/CD, File I/O, Object Oriented Programming (OOP), Test Automation, JUnit, Test Data, Unit Testing, Test Case, Regression Testing, Web Development Tools, Test Script Development, Software Testing, Javascript, Browser Compatibility, Scripting, Computer Programming
Beginner · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Java Programming, Application Design
Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Immunology, Epidemiology, Infectious Diseases, Public Health, Drug Development, Climate Change Programs, Health Disparities, Clinical Trials, New Product Development, Manufacturing Processes
Intermediate · Course · 1 - 4 Weeks

University of Copenhagen
Skills you'll gain: European History, Immigration Law, Political Sciences, Cultural Diversity, Social Justice, Policy Analysis, International Relations, Case Law, Social Sciences, Public Policies, Governance
Beginner · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Data Integration, Data Literacy, Data Quality, Exploratory Data Analysis, Data Preprocessing, Data Transformation, Data Cleansing, Data Manipulation, Jupyter, Data Compilation, Data Visualization, Data Analysis, Data-Driven Decision-Making, Data Science, Data Management, Pandas (Python Package), Predictive Modeling, Python Programming
Beginner · Course · 1 - 4 Weeks