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.

The Hong Kong University of Science and Technology
Skills you'll gain: Physics, Mechanics, General Science and Research, Physical Science, Systems Of Measurement, Mathematical Modeling, Applied Mathematics, Scientific Visualization
★ 4.6 (173) · Beginner · Course · 1 - 3 Months

MathWorks
Skills you'll gain: Image Analysis, Image Quality, Matlab, Computer Vision, Geospatial Information and Technology, Environmental Monitoring, Quantitative Research, Mathematical Software, Data Import/Export, File Management
★ 4.8 (214) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: NSX-T Network Virtualization, Virtual Networking, Virtualization, Network Architecture, Disaster Recovery, Software-Defined Networking, Network Security, IT Automation, Software-Defined Data Center (SDDC), Firewall, Security Controls, Information Technology Operations, Network Routing, Digital Transformation, Hybrid Cloud Computing
★ 4.7 (464) · Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Grammar, English Language, Language Learning, Language Competency
★ 4.8 (476) · Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Correlation Analysis, Regression Analysis, Data Analysis, R Programming, Descriptive Statistics, Descriptive Analytics, Statistical Modeling, R (Software), Model Evaluation, Statistical Analysis, Logistic Regression, Statistical Software, Predictive Modeling, Data Import/Export
★ 4.8 (533) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Microsoft Copilot, Responsible AI, Data Ethics, Microsoft 365, Information Management, Generative AI, Productivity Software, Microsoft Word, Microsoft Excel, Writing, Editing
★ 4.6 (63) · Beginner · Course · 1 - 3 Months

IE Business School
Skills you'll gain: International Finance, Economics, Financial Policy, International Relations, Economics, Policy, and Social Studies, Economic Development, Socioeconomics, Payment Systems, Social Studies, Supply And Demand, Market Dynamics, Demography, Policy Analysis, Trend Analysis
★ 4.8 (303) · Beginner · Course · 1 - 3 Months
Lund University
Skills you'll gain: Responsible AI, Artificial Intelligence, AI literacy, Social Impact, Algorithms, Ethical Standards And Conduct, Information Privacy, Political Sciences, Electronic Media, Robotics
★ 4.7 (369) · Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Geographic Information Systems, GIS Software, Geospatial Information and Technology, Spatial Data Analysis, Spatial Analysis, NoSQL, Data Modeling, Database Design, Data Store, Databases, Data Storage Technologies, Database Systems, SQL, Data Storage, Query Languages, Relational Databases
★ 3.5 (100) · Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Tidyverse (R Package), Clinical Data Management, R (Software), Health Insurance Portability And Accountability Act (HIPAA) Compliance, R Programming, Medical Privacy, Clinical Research Ethics, Google Cloud Platform, Data Ethics, Data Science, Health Informatics, Statistical Programming, Data Wrangling, Data Processing, Electronic Medical Record, Data Manipulation, SQL, Data Access, Query Languages
★ 4.5 (436) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Logo Design, Brand Marketing, Style Guides, Marketing Design, Brand Awareness, Branding, Marketing Materials, Marketing Collateral, Organizational Skills, Marketing, File Management, Graphic Design, Business, Digital Marketing
★ 4.6 (930) · Intermediate · Guided Project · Less Than 2 Hours

Digital Marketing Institute
Skills you'll gain: Social Media Marketing, Social Media, Social Media Content, Social Media Strategy, Social Media Management, Social Media Analytics, Social Media Campaigns, Content Marketing, Instagram, Digital Media Strategy, Digital Advertising, Facebook, Digital Marketing, Paid media, Content Creation, Content Strategy, Earned Media, Customer Engagement
★ 4.4 (121) · Beginner · Course · 1 - 4 Weeks