HTML, CSS, and JavaScript courses can help you learn web page structure, styling, and interactivity, along with responsive design and accessibility practices. You can build skills in creating layouts, implementing animations, and optimizing user experiences across different devices. Many courses introduce tools like code editors, version control systems, and browser developer tools, that support testing and refining your projects. By mastering these skills and tools, you’ll be well-equipped to develop engaging websites and applications.

Arizona State University
Skills you'll gain: Digital pedagogy, Train The Trainer
Mixed · Course · 1 - 3 Months

Skills you'll gain: Adobe Express, Promotional Strategies, Marketing Planning, Social Media Content, Responsible AI, Digital Marketing, Cross-Channel Marketing, Logo Design, Digital Design, Content Marketing, Layout Design, Creative Design, Generative AI, Marketing Strategies, Campaign Management, Social Media Marketing, Graphic Design, Content Strategy, Advertising, Market Research
Beginner · Professional Certificate · 3 - 6 Months
University of Colorado Boulder
Skills you'll gain: Computational Logic, Systems Design, Verification And Validation, Systems Analysis, Software Systems, Theoretical Computer Science, Computational Thinking, System Design and Implementation, Simulations, Programming Principles, Software Architecture, Software Design, Model Evaluation, Graph Theory, Software Testing, Hardware Architecture, Software Quality Assurance, Computer Architecture, Algorithms, Logical Reasoning
Beginner · Specialization · 1 - 3 Months

AI CERTs
Skills you'll gain: Responsible AI, Agentic Workflows, Risking, Generative AI Agents, AI Enablement, Artificial Intelligence and Machine Learning (AI/ML), Power BI, AI Workflows, Accounting and Finance Software, Regulatory Compliance, Automation, Financial Data, Wealth Management, Compliance Management, Generative AI, Financial Forecasting, Data Processing, Finance, Workflow Management, General Finance
Intermediate · Course · 1 - 3 Months

Institut Mines-Télécom
Skills you'll gain: Image Analysis, Digital Signal Processing, Computer Vision, NumPy, Numerical Analysis, Python Programming, Applied Mathematics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, Animation and Game Design, 3D Assets, Animations, Visualization (Computer Graphics), Computer Graphics, Graphics Software, Design and Product
Beginner · Course · 1 - 3 Months

University of Leeds
Skills you'll gain: Environmental Monitoring, Environmental Regulations, Environment, Taxonomy, Geospatial Information and Technology, Environmental Science, Spatial Data Analysis, Research, Scientific Visualization, Data Literacy, Biology, Data Visualization, Physics
Intermediate · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Water Sustainability, Climate Change Adaptation, Climate Change Mitigation, Water Resource Management, Risk Management, Environment and Resource Management, Energy and Utilities, Sustainability Standards, Environmental Monitoring, Vulnerability
Beginner · Course · 1 - 4 Weeks

Pontificia Universidad Católica de Chile
Skills you'll gain: Semiconductors, Electronic Systems, Electronic Components, Electronics, Electronics Engineering, Engineering Analysis, Mathematical Modeling, Engineering Calculations
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Data Governance, SQL, Data Management, Data Quality, Database Design, Query Languages, Data Literacy, Data Manipulation, Data Modeling, Relational Databases, Data Science, Databases, Data Analysis, Data Transformation
Beginner · Course · 1 - 4 Weeks

IESE Business School
Skills you'll gain: Value Propositions, Brand Management, Financial Statements, Marketing, Financial Statement Analysis, Leadership Development, Business Analytics, Marketing Strategies, Income Statement, Business Analysis, Strategic Marketing, Intercultural Competence, Financial Analysis, Accounting, Conflict Management, Financial Management, Financial Acumen, Financial Data, Leadership, Finance
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Large Language Modeling, LLM Application, Model Evaluation, Content Creation
Beginner · Course · 1 - 4 Weeks