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.

Codio
Skills you'll gain: Go (Programming Language), Package and Software Management, Object Oriented Programming (OOP), Web Services, Web Frameworks, Debugging, Python Programming, Server Side, Other Programming Languages, Performance Tuning, Software Engineering, Programming Principles
★ 3.6 (10) · Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Java Programming, Java, Computer Programming, Object Oriented Programming (OOP), Test Case, Digital pedagogy, Education Software and Technology, Algorithms, Data Structures
★ 4.8 (6) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Firewall, Ubuntu, Network Monitoring, TCP/IP, Networking Hardware, Data Storage, Network Protocols, Network Troubleshooting, Unix, General Networking, Linux, Network Support, File Systems, Linux Administration, Unix Commands, Computer Networking, Unix Shell, Command-Line Interface, Data Storage Technologies, Shell Script
★ 4.2 (6) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Excel, Data Validation, Customer Data Management, Excel Formulas, Microsoft 365, Customer Relationship Management, Customer Support, Spreadsheet Software, Customer Service, Data Security, Data Management, Data Integrity, Invoicing, User Accounts, Editing
★ 5 (11) · Beginner · Guided Project · Less Than 2 Hours

Alex Genadinik
Skills you'll gain: Keyword Research, Search Engine Optimization, Web Analytics and SEO, Web Analytics, Google Analytics, Content Optimization, Search Engine Marketing, Digital Marketing Tools, Marketing Strategies, Competitive Analysis
Mixed · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Web Services, AWS Identity and Access Management (IAM), Amazon S3, Network Planning And Design, Identity and Access Management, Cloud Solutions, Cloud Management, Cloud Computing, Cloud Computing Architecture, Public Cloud, User Provisioning, Network Architecture, Virtual Networking, Cloud Infrastructure, Cloud Services, User Accounts, Solution Architecture
★ 4.8 (26) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Copilot, Sales Strategy, Customer Analysis, Sales Enablement, Data Cleansing, Sales Management, Sales, Customer Relationship Management (CRM) Software, Customer Insights, Data Quality, Data Maintenance, Sales Prospecting, Prospecting and Qualification, Customer Data Management, Customer Engagement, AI Personalization, Advanced Analytics, Analytics, Personalized Service, Data Integrity
★ 3.7 (9) · Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Spatial Analysis, Spatial Data Analysis, GIS Software, Geospatial Information and Technology, Geographic Information Systems, Geospatial Mapping, Geostatistics, Interactive Data Visualization, Data Integration, Data Mapping, Augmented Reality, Statistical Analysis, Sampling (Statistics)
Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Intellectual Property, Case Studies, Legal Risk, Law, Regulation, and Compliance, Asset Protection, Case Law, Legal Strategy, Branding, Lawsuits, Legal Proceedings, Market Dynamics, Litigation and Civil Justice, Emerging Technologies, Appeals, Music, Technical Standard, Musical Composition
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, C++ (Programming Language), C and C++, Programming Principles, Algorithms, Theoretical Computer Science, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Docker (Software), Containerization, Ubuntu, Application Deployment, Unix, Linux, Virtualization and Virtual Machines, Virtual Machines
★ 1.5 (15) · Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: ChatGPT, LLM Application, Machine Learning Methods, Model Training, Python Programming, Machine Learning Algorithms, Data Manipulation
Advanced · Course · 1 - 4 Weeks