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.

Corporate Finance Institute
Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Dashboard, Business Intelligence, Data Import/Export, Dashboard Creation, Business Reporting, Performance Reporting, Interactive Data Visualization, Data Modeling, Data Wrangling, Data Transformation, Data Visualization Software, Data Analysis, Data Sharing, Sales
★ 4.8 (275) · Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: LangGraph, LangChain, AI Workflows, AI Orchestration, LLM Application, Agentic Workflows, Generative AI Agents, Agentic systems, Data Persistence, Context Management
★ 4.7 (329) · Intermediate · Project · Less Than 2 Hours
University of Michigan
Skills you'll gain: Debugging, Programming Principles, Program Development, Computer Programming, Python Programming, Software Installation
★ 4.8 (234K) · Beginner · Course · 1 - 3 Months
Skills you'll gain: Data Storytelling, Rmarkdown, Data Visualization, Data Presentation, Data Ethics, Data Cleansing, Interactive Data Visualization, Data Validation, Ggplot2, R (Software), Sampling (Statistics), Spreadsheet Software, Data Analysis, Stakeholder Communications, LinkedIn, Object Oriented Programming (OOP), File Management, Web Presence, Data Structures, Interviewing Skills
★ 4.8 (182K) · Beginner · Professional Certificate · 3 - 6 Months

Stanford Online
Skills you'll gain: Nutrition Education, Nutrition and Diet, Cooking, Chronic Diseases, Preventative Care, Public Health and Disease Prevention, Meal Planning And Preparation, Food and Beverage, Health Promotion, Health Informatics, Social Sciences, Habit Formation, Behavior Management, Biochemistry
★ 4.7 (34K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Operating System Administration, Digital Forensics, Cyber Threat Hunting, Email Security, Incident Response, IT Service Management, Cloud Computing, Governance Risk Management and Compliance, Information Technology Infrastructure Library, Network Security, Malware Protection, Networking Hardware, Service Management, Identity and Access Management, Penetration Testing, Database Management, Cyber Threat Intelligence, Interviewing Skills, Cybersecurity, Cyber Security Assessment
★ 4.6 (28K) · Beginner · Professional Certificate · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Triage, Crisis Intervention, Active Listening, Stress First Aid, Rapport Building, De-escalation Techniques, Psychosocial Assessments, Emergency Response, Trauma Care, Emergency Services, First Aid, Patient Assistance, Mental Health Diseases and Disorders, Mental and Behavioral Health, Psychiatric Assessments, Patient Communication, Interpersonal Communications, Personal Care, Mitigation, Mental Health
★ 4.8 (20K) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Media Planning, Social Media Marketing, Google Ads, Email Marketing, Social Media Strategy, Order Fulfillment, Paid media, Social Media Management, Online Advertising, Search Engine Optimization, Performance Measurement, Spreadsheet Software, Client Services, Campaign Management, E-Commerce, Loyalty Programs, Marketing, Web Presence, Interviewing Skills
★ 4.8 (51K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Software Development Life Cycle, Cloud-Native Computing, Software Architecture, Hibernate (Java), Database Design, Docker (Software), Containerization, Git (Version Control System), GitHub, Object Oriented Programming (OOP), Javascript, CI/CD, Restful API, Data Ethics, Java Programming, Model Deployment, Version Control, Database Management, Software Development, Software Design
★ 4.6 (7.9K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Vibe coding, AI powered creativity, Debugging, Prompt Patterns, Brainstorming, Planning, Visual Storytelling, Generative AI, Data Wrangling, Data Analysis, Content Creation, Presentations, AI literacy, Responsible AI, Business Communication, Artificial Intelligence, Data Visualization, Research, Project Management, Machine Learning
★ 4.8 (10K) · Beginner · Professional Certificate · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Prompt Engineering, Responsible AI, Generative AI, Large Language Modeling, AI literacy, Data Ethics, AI Enablement, LLM Application, AI Product Strategy, Artificial Intelligence, Retrieval-Augmented Generation, Business Process Automation, Automation, Cloud Applications
★ 4.8 (5.3K) · Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Database Design, Data Processing, Debugging, Web Scraping, File I/O, Data Store, Data Visualization, Database Software, Relational Databases, Restful API, Web Services, SQL, Databases, Data Visualization Software, JSON, Data Presentation, Data Structures, Programming Principles, Python Programming, Program Development
★ 4.8 (281K) · Beginner · Specialization · 3 - 6 Months