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.

Princeton University
Skills you'll gain: Programming Principles, Computer Programming, Object Oriented Design, Object Oriented Programming (OOP), Performance Tuning, Data Structures, Code Reusability, Other Programming Languages, Java Programming, Java, Program Development, Computational Thinking, Computer Science, Algorithms, Theoretical Computer Science, Animations
★ 4.7 (1.4K) · Beginner · Course · 1 - 3 Months

Case Western Reserve University
Skills you'll gain: Trial Preparation, Court Systems, Legal Proceedings, International Relations, Legal Strategy, Diplomacy, Law, Regulation, and Compliance, Public Safety and National Security, World History, Case Studies
★ 4.8 (4K) · Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Canva (Software), Oral Expression, Public Speaking, Verbal Communication Skills, Communication, Multimedia
★ 4.6 (255) · Intermediate · Guided Project · Less Than 2 Hours

University of California, Irvine
Skills you'll gain: Grammar, Writing, English Language, Literacy
★ 4.7 (20K) · Mixed · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: File I/O, Matlab, Programming Principles, Functional Design, Computer Programming, Code Reusability, Program Development, Computational Logic, Computer Science, Data Import/Export, Mathematical Software, C (Programming Language), Debugging, Computer Programming Tools, File Management, Data Structures, Data Persistence, Plot (Graphics), Problem Solving
★ 4.8 (18K) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Collaborative Software, Google Workspace, Gmail, Telecommuting, File Management
★ 4.7 (423) · Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Project Management Software, Project Management, Project Coordination, Workflow Management, Collaborative Software, Project Planning, Team Management, User Accounts
★ 4.7 (171) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Classroom Management, Education Software and Technology, Real Time Data, Data Management, Record Keeping
★ 4.6 (156) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Email Marketing, Direct Marketing, Campaign Management, Digital Marketing Tools, Marketing, Digital Marketing, Target Audience, Registration, Driving engagement, Design, Business
★ 4.5 (386) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Cash Flow Forecasting, Financial Forecasting, Cash Flows, Financial Analysis, Financial Data, Business Planning, Entrepreneurship, Forecasting, Financial Planning, Financial Management, Finance, Business Strategy, Strategic Decision-Making, Strategic Planning
★ 4.7 (524) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Budgeting, Microsoft Excel, Budget Management, Excel Formulas, Spreadsheet Software, Financial Data, Microsoft Office
★ 4.5 (639) · Intermediate · Guided Project · Less Than 2 Hours

Princeton University
Skills you'll gain: Data Structures, Algorithms, Graph Theory, Java, Performance Testing, Java Programming, Computational Thinking, Memory Management, Spatial Data Analysis
★ 4.9 (12K) · Intermediate · Course · 3 - 6 Months