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.

EDUCBA
Skills you'll gain: Embedded Software, Real-Time Operating Systems, Software Development, Software Design, Software Architecture, Embedded Systems, Configuration Management, Systems Architecture, Application Development, System Configuration, Application Frameworks
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Business Writing, Writing, Verbal Communication Skills, Cultural Diversity, Empathy, Professional Development, Active Listening, Business Communication, Constructive Feedback, Diversity and Inclusion, Communication, Relationship Building, Public Speaking, Proactivity
Beginner · Course · 1 - 3 Months

Tecnológico de Monterrey
Skills you'll gain: Interpersonal Communications, Social Skills, Communication, Assertiveness, Business Communication, Constructive Feedback, Empathy, Active Listening, Verbal Communication Skills, Employee Performance Management, Leadership, Leadership Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Graphic Design, Graphic and Visual Design Software, Motion Graphics, Animations, Content Creation, Social Media, Data Sharing, Collaborative Software, Marketing
Intermediate · Guided Project · Less Than 2 Hours
University of Pennsylvania
Skills you'll gain: Project Scoping, Entrepreneurship, Sustainable Development, Feasibility Studies, Solution Delivery, Socioeconomics, Customer Analysis, Target Audience, Stakeholder Management, Competitive Analysis, Business Planning, Business Operations, New Business Development, Ideation, Research, Financial Planning
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Photoshop, Photo Editing, Photography, Graphics Software, Creative Design, Graphic Design, Image Quality, Creativity
Beginner · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Feature Engineering, Bioinformatics, Exploratory Data Analysis, Random Forest Algorithm, Pandas (Python Package), Scikit Learn (Machine Learning Library), Applied Machine Learning, Data Manipulation, Data Processing, Dimensionality Reduction, Data Cleansing, Keras (Neural Network Library), Machine Learning Algorithms, Data Transformation, NumPy, Classification And Regression Tree (CART), Tensorflow, Machine Learning, Predictive Modeling, Data Science
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: PHP (Scripting Language), Web Applications, Responsive Web Design, MySQL, Server Side, Extensible Markup Language (XML), Data Import/Export, Back-End Web Development, Hypertext Markup Language (HTML), Database Development, File Management, SQL, Data Structures
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: User Experience Design, Wireframing, User Research, UI/UX Strategy, Responsible AI, Adobe XD, Usability Testing, Generative AI, Figma (Design Software), Design Thinking, Prototyping, User Interface (UI) Design, Persona Development
Beginner · Course · 1 - 4 Weeks

Universiteit Leiden
Skills you'll gain: Health Systems, Health Care Administration, Governance, Health Care, Health Policy, Health Disparities, Health Equity, Clinical Leadership, Social Network Analysis, Social Determinants Of Health, Preventative Care, Public Health and Disease Prevention, Community Health, Continuous Quality Improvement (CQI)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Large Language Modeling, Natural Language Processing, LLM Application, Generative AI Agents, Prompt Engineering, Test Case, Agentic systems, Artificial Intelligence and Machine Learning (AI/ML), Performance Testing, Debugging, Applied Machine Learning, Artificial Intelligence, Machine Learning Algorithms, Decision Support Systems, Performance Tuning
Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Entrepreneurship, Feasibility Studies, Business Planning, Strategic Thinking, New Business Development, Business Strategies, Innovation, Ideation, Financial Analysis, Business Analysis, Analysis
Mixed · Course · 1 - 4 Weeks