Free courses can help you learn coding languages like Python and JavaScript, data analysis techniques, and web development fundamentals. You can build skills in problem-solving, algorithm design, and creating interactive websites. Many courses introduce tools such as Git for version control, SQL for database management, and various frameworks that streamline web development, allowing you to apply your skills in practical projects.

Skills you'll gain: Google Sheets, Spreadsheet Software, Excel Formulas, Data Import/Export, Data Presentation, Data Literacy, Data Analysis, Business Analysis
★ 3.7 (75) · Beginner · Guided Project · Less Than 2 Hours

MathWorks
Skills you'll gain: Computer Vision, Model Evaluation, Image Analysis, Model Training, Matlab, Machine Learning Methods, Data Preprocessing, Model Optimization, Machine Learning, Classification Algorithms, Machine Learning Algorithms
★ 4.8 (23) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Descriptive Statistics, Statistical Programming, R Programming, R (Software), Statistical Reporting, Data Quality, Data Preprocessing, Data Cleansing, Statistics, Data Processing, Statistical Methods, Statistical Software, Data Analysis Software, Statistical Analysis, Data Import/Export
★ 4.6 (93) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Debugging, Java Programming, Java, Programming Principles, Computer Programming, Computational Logic, Computer Science, Data Storage
★ 4.5 (118) · Beginner · Course · 1 - 4 Weeks
University of California, Irvine
Skills you'll gain: Grammar, Language Competency
★ 4.4 (35) · Intermediate · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Business Modeling, Customer Analysis, Financial Modeling, Entrepreneurship, Business Planning, Corporate Strategy, Customer Insights, Value Propositions, New Business Development, Target Market, Persona Development, User Research, Strategic Partnership, Sustainable Business, Customer Relationship Management, Product Development, Innovation, Product Strategy, Market Analysis, Interviewing Skills
★ 4.6 (86) · Beginner · 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, Advocacy, Law, Regulation, and Compliance, Governance
★ 4.8 (69) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Digital pedagogy, Education Software and Technology, Learning Management Systems, digital literacy
★ 4.6 (88) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: File I/O, Computer Programming, Programming Principles, Data Import/Export, Data Structures, Python Programming, Computer Science, Data Storage
★ 4.4 (93) · Beginner · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Policy Analysis, Social Justice, Ethical Standards And Conduct, Public Policies, Public Administration, Political Sciences, Economics, Policy, and Social Studies, Economic Development, Governance, Social Sciences, Economics, International Relations, Cultural Diversity, Case Studies
★ 4.4 (25) · Beginner · Course · 1 - 3 Months

Codio
Skills you'll gain: User Accounts, Unix Commands, Unix, Unix Shell, Command-Line Interface, User Provisioning, OS Process Management, File Systems, Linux, Ubuntu, Linux Commands, Operating Systems, Systems Administration, Operating System Administration, Authorization (Computing), Shell Script, File Management, Data Storage
★ 4.4 (90) · Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Natural Language Processing, grep, Text Mining, Clinical Informatics, Clinical Documentation, Clinical Data Management, R (Software), R Programming, Google Cloud Platform, Health Informatics, Unstructured Data, Data Processing
★ 3.7 (23) · Intermediate · Course · 1 - 3 Months