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.

Coursera
Skills you'll gain: Responsible AI, Data Ethics, Microsoft Copilot, Generative AI, AI Enablement, Training and Development, ChatGPT, Productivity Software, Training Programs, Prompt Engineering, Learning Management Systems, Innovation, Case Studies, Leadership Development, Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Compensation and Benefits, Compensation Management, Job Evaluation, Compensation Strategy, Compensation Analysis, Payroll, Payroll Processing, Benefits Administration, Human Resources, Human Resources Information System (HRIS), Record Keeping
Beginner · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Budget Management, Budgeting, Financial Management, Cost Control, Performance Management, Business Strategy, Variance Analysis, Cross-Functional Collaboration, Resource Allocation, Financial Reporting, Forecasting
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Pseudocode, Computational Thinking, Debugging, Algorithms, Programming Principles, Front-End Web Development, Javascript, Computer Programming, Data Structures, Web Development
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Clinical Trials, Pharmacology, Clinical Research, Psychiatry, Psychotherapy, Research Design, Research Methodologies, Mental Health Therapies, Pharmacotherapy, Clinical Research Ethics, Healthcare Ethics, Research, Psychiatric Assessments, Psychology, Informed Consent, Mental Health Diseases and Disorders, Neurology, Social Studies, Ancient History
Mixed · Course · 1 - 4 Weeks

IE Business School
Skills you'll gain: Retail Management, Marketing Channel, Merchandising, Conflict Management, Market Opportunities, Retail Sales, Supply Chain, E-Commerce, Market Dynamics, Vendor Relationship Management, Cross-Channel Marketing, Growth Strategies, Supply Chain Planning, Promotional Strategies, Company, Product, and Service Knowledge, Strategic Partnership, Consumer Behaviour, Customer experience strategy (CX)
Beginner · Course · 1 - 4 Weeks
University of Glasgow
Skills you'll gain: Computational Thinking, Javascript, Programming Principles, Computer Programming, Computer Graphics, Animations, Debugging, Scripting Languages
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Data Structures, Graph Theory, Algorithms, Program Development, Bioinformatics, Data Storage, Development Testing, Theoretical Computer Science, Computational Thinking, Network Analysis, Test Case, Programming Principles, Computer Programming, Python Programming, C and C++, Java, Rust (Programming Language), Javascript, Software Testing, Debugging
Intermediate · Specialization · 3 - 6 Months

SkillUp
Skills you'll gain: Team Motivation, Team Leadership, Team Management, Benchmarking, Motivational Skills, Performance Measurement, Change Management, Organizational Change, Six Sigma Methodology, Team Building, Cross-Functional Team Leadership, Teamwork, Leadership and Management, Lean Six Sigma, Process Improvement, Business Metrics, Collaboration, Project Management, Organizational Structure, Leadership
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, Data Persistence, Scripting, Scripting Languages, Data Storage, Web Development, Functional Design, Data Structures, Business Logic, Game Design, Software Engineering
Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Embedded Systems, Electronic Hardware, Embedded Software, Hardware Design, Electronics Engineering, Electronics, Electronic Components, Thermal Management, Design Specifications, Debugging, Schematic Diagrams, Development Environment
Build toward a degree
Advanced · Course · 1 - 3 Months

Skills you'll gain: Cell Biology, Physiology, Anatomy, Human Musculoskeletal System, Medical Terminology, Biology, Respiration, Life Sciences, Vital Signs, Health Assessment, Basic Patient Care
Beginner · Course · 1 - 4 Weeks