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: Natural Language Processing, Microsoft Azure, Computer Vision, No-Code Development, Applied Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Predictive Modeling, Artificial Intelligence, AI literacy, Responsible AI
★ 4.7 (226) · Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Django (Web Framework), Performance Tuning, Postman API Platform, Restful API, Application Programming Interface (API), Data Validation, Authentications, Frontend Integration, React.js, API Testing, Authorization (Computing), Secure Coding, Object-Relational Mapping, API Design, Scalability, JavaScript Frameworks, JSON, Test Tools, Web Development, Python Programming
★ 4.6 (163) · Advanced · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Application Deployment, Web Applications, Application Servers, Java, Web Servers, Java Programming, Object-Relational Mapping, Web Development, Context Management, Application Frameworks, Scripting Languages, Scripting, Middleware, Server Side, Data Storage, Data Sharing, Data Persistence, Event-Driven Programming, Enterprise Application Management
★ 4.6 (222) · Intermediate · Specialization · 1 - 3 Months

University of Michigan
Skills you'll gain: Program Evaluation, Course Development, Web Content Accessibility Guidelines, Educational Materials, Multimedia, Instructional Design, Learning Theory, Design, Disabilities, Education Software and Technology, Professional Development, Brainstorming, Needs Assessment, Diversity Awareness, Content Creation, Motivational Skills, Diversity Equity and Inclusion Initiatives, Prototyping, Design Strategies, Student-Centred Learning
★ 4.8 (127) · Beginner · Specialization · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Numerical Analysis, Engineering Analysis, Matlab, Differential Equations, Linear Algebra, Mathematical Software, Applied Mathematics, Mathematical Modeling, Calculus, Integral Calculus, Mathematical Theory & Analysis, Algorithms, Derivatives
★ 4.5 (109) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Electrical Power, Electric Power Systems, Electrical Systems, Control Systems, Electrical Substation, Electrical Equipment, Energy and Utilities, Electrical Safety, Plant Operations and Management, Three-Phase, High Voltage, Machine Controls, Power Electronics, Automation Engineering, Basic Electrical Systems, Process Control, Mathematical Modeling, Matlab, Electrical Engineering, electromagnetics
★ 4.5 (283) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Customer Analysis, Customer Insights, Personalized Campaigns, AI Personalization, Keyword Research, Big Data, Performance marketing, Risking, Marketing Analytics, Data Presentation, Customer experience improvement, AI Product Strategy, Generative AI, Collaborative Software, Email Marketing, Marketing Automation, Social Media Marketing, Campaign Management, Predictive Analytics
★ 4.6 (203) · Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Press Releases, Strategic Communication, Public Relations, Media Relations, Communication Planning, Crisis Management, Marketing and Public Relations, Media and Communications, Corporate Communications, Corporate Sustainability, Earned Media, Social Media, Ethical Standards And Conduct, Target Audience, Journalism, Business Ethics, Media Strategy, Content Performance Analysis, Writing, Branding
★ 4.7 (781) · Beginner · Specialization · 3 - 6 Months

University of Cambridge
Skills you'll gain: Cash Flow Forecasting, Accrual Accounting, Cash Management, Financial Reporting, Finance, Environmental Social And Corporate Governance (ESG), Accounting, Financial Management, Financial Modeling, Corporate Finance, Capital Markets, Cash Flows, Financial Statements, Accruals, Depreciation, Key Performance Indicators (KPIs), Investments, Loans, Strategic Decision-Making, Problem Solving
★ 4.6 (64) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, File I/O, Computer Programming, Microsoft Visual Studio, Computer Programming Tools, Integrated Development Environments, System Programming, Programming Principles, Apple Xcode, Code Reusability, Development Environment, Algorithms, File Systems, Software Design Patterns, Data Structures, Performance Tuning, Debugging, File Management
★ 4.4 (28) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Oral Expression, Communication, Persuasive Communication, Presentations, Verbal Communication Skills, Teamwork, Team Oriented, Team Collaboration, Problem Solving, Public Speaking, Collaboration, Interpersonal Communications, Agile Product Development, Professional Development, Social Skills, Agile Project Management, Professionalism, Critical Thinking and Problem Solving, Complex Problem Solving, Solution Delivery
★ 4.7 (342) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Office, Microsoft Outlook, Presentations, Microsoft 365, Microsoft PowerPoint, Microsoft Power Automate/Flow, Productivity Software, Microsoft Word, Prioritization, Organizational Skills, Collaborative Software, Email Automation, Calendar Management, Workflow Management, Document Management, Microsoft Excel, User Accounts
★ 4.4 (293) · Beginner · Guided Project · Less Than 2 Hours