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.

Johns Hopkins University
Skills you'll gain: Risk Modeling, Operations Research, Regression Analysis, Microsoft Excel, Business Analytics, Risk Analysis, Business Modeling, Data Modeling, Financial Modeling, Business Analysis, Risk Management, Resource Allocation, Statistical Analysis, Decision Intelligence, Mathematical Modeling, Process Optimization, Statistical Methods, Spreadsheet Software, Predictive Analytics, Transportation Operations
★ 4.8 (4.1K) · Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Safety Culture, Drive Engagement, Team Management, Team Leadership, Team Building, Diversity and Inclusion, Team Motivation, Business Ethics, Teamwork, Diversity Equity and Inclusion Initiatives, Employee Engagement, Creativity, Workplace inclusivity, Ethical Standards And Conduct, Organizational Leadership, Cognitive flexibility, Culture Transformation, Innovation, Motivational Skills, Leadership Development
★ 4.8 (2.5K) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Oral Expression, Human Learning, Education Software and Technology, Technical Communication, Education and Training, Writing, Community Outreach, Learning Theory, Pedagogy, Research, Technical Writing, Media and Communications, Science and Research, Persuasive Communication, Program Evaluation, Interviewing Skills, Photography, Driving engagement, Psychology, Digital Communications
★ 4.6 (140) · Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Revenue Recognition, Accrual Accounting, Financial Statements, Accruals, Accounting, Financial Accounting, Accounting Records, Inventory Accounting, Accounts Receivable, Balance Sheet, Financial Reporting
★ 4.7 (4.7K) · Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Debugging, Bioinformatics, Java, Algorithms, Java Programming, Program Development, Statistical Analysis, Software Design, Computer Programming, File I/O, Data Processing, Software Documentation, Data Manipulation, Object Oriented Programming (OOP), Data Analysis, Descriptive Statistics, Web Scraping, Software Testing, Development Environment, Problem Solving
★ 4.6 (8.1K) · Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: File I/O, Data Structures, Programming Principles, Computer Programming Tools, Python Programming, Computer Programming, Computational Thinking, Software Development Tools, Development Environment, Data Storage, Functional Design, Integrated Development Environments, Software Documentation, Code Reusability, Data Import/Export, Jupyter
★ 4.6 (1.3K) · Beginner · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Storyboarding, Animations, Animation and Game Design, Storytelling, Motion Graphics, Cinematography, Multimedia, Musical Composition, Video Editing, Computer Graphic Techniques, Visual Storytelling, Adobe After Effects, Video Production, Photo/Video Production and Technology, Knowledge of Apple Software, Graphics Software, Data Import/Export, Apple software proficiency, User Interface (UI), Design
★ 3.8 (12) · Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Calculus, Applied Mathematics, Trigonometry, Advanced Mathematics, Mathematical Modeling, Algebra, Derivatives, Geometry
★ 4.8 (121) · Intermediate · Course · 1 - 3 Months
University of California San Diego
Skills you'll gain: Design Research, Visual Design, Interaction Design, User Experience Design, Statistical Analysis, Usability, Experience Design, UI/UX Research, Ideation, User Interface (UI), Experimentation, Interactive Design, User Interface and User Experience (UI/UX) Design, Human Computer Interaction, A/B Testing, Human Factors, Collaborative Software, Telecommuting, R Programming, Storyboarding
★ 4.5 (4K) · Intermediate · Specialization · 3 - 6 Months

Sage Publications
Skills you'll gain: Human Resources, Human Resources Management and Planning, Diversity Equity and Inclusion Initiatives, Human Resource Strategy, Employee Engagement, Employee Retention, Diversity and Inclusion, Diversity Programs, Human Resource Policies, Organizational Change, Business Ethics, Industrial and Organizational Psychology, Employee Relations, Drive Engagement, Intercultural Competence, Human Relations Movement, Cultural Diversity, Employee Surveys, Labor Relations, Change Management
Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Logical Reasoning, Computational Logic, Deductive Reasoning, Computational Thinking, Theoretical Computer Science, Combinatorics, Algorithms, Programming Principles, Python Programming, Computer Programming, Applied Mathematics
★ 4.4 (2.3K) · Beginner · Course · 1 - 3 Months

Michigan State University
Skills you'll gain: Unity Engine, 3D Modeling, Color Theory, Animation and Game Design, 3D Assets, Animations, Game Design, Autodesk Maya, Video Game Development, Design Elements And Principles, Adobe Photoshop
★ 4.3 (75) · Intermediate · Course · 1 - 3 Months