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: Manufacturing Processes, Materials science, Mechanical Engineering, 3D Modeling, Manufacturing Operations, Equipment Design, Computer-Aided Design, Experimentation, Process Analysis, Quantitative Research
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Color Theory, Web Design, Responsive Web Design, HTML and CSS, Design, ChatGPT, User Interface (UI) Design, Generative AI, Development Environment, Javascript, Cloud Hosting, Software Installation, Databases
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Web Applications, Cascading Style Sheets (CSS), Application Programming Interface (API), Web Services, HTML and CSS, Back-End Web Development, JSON, Frontend Integration, Javascript, Software Development
Intermediate · Course · 1 - 4 Weeks

Stanford University
Skills you'll gain: Infectious Diseases, Social Determinants Of Health, Public Health, Epidemiology, Patient-centered Care, Microbiology, Pathology, Infection Control, Immunology, Preventative Care, Clinical Assessment
Intermediate · Course · 1 - 3 Months

MathWorks
Skills you'll gain: Image Analysis, Matlab, Computer Vision, Traffic Flow Optimization, Automation, Anomaly Detection, Data Preprocessing, Data Store
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Patient Safety, Design Thinking, Change Management, Institutional Review Board (IRB), Leadership, Conflict Management, Performance Measurement, Systems Thinking, Healthcare Project Management, Solution Design, Health Systems, Data Analysis, Corrective and Preventive Action (CAPA), Value-Based Care, Continuous Quality Improvement (CQI), Quality Improvement, Risk Management, Initiative and Leadership, Data Analysis Software, Patient-centered Care
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Intrusion Detection and Prevention, Threat Detection, Open Web Application Security Project (OWASP), Incident Response, Penetration Testing, Computer Security Incident Management, Metasploit, Distributed Denial-Of-Service (DDoS) Attacks, Cybersecurity, Threat Management, Data Security, Authentications, Cyber Attacks, Security Testing, Cloud Security, Security Strategy, Computer Security Awareness Training, Risk Management, Security Awareness, Enterprise Security
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Promotional Strategies, Marketing Planning, Adobe Express, Marketing Strategy and Techniques, Social Media Content, Cross-Channel Marketing, Content Marketing, Target Audience, Social Media, Digital Marketing, Marketing Analytics, Data Ethics, Marketing Strategies, Social Media Marketing, Content Strategy, Brand Marketing, Market Research, Graphic and Visual Design, Generative AI, Performance Analysis
Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Sustainable Design, Sustainable Technologies, Sustainable Engineering, Sustainable Development, Strategic Leadership, Product Engineering, Environmental Management Systems, Environmental Engineering, Waste Minimization, Product Design, Packaging and Labeling, Product Lifecycle Management, Climate Change Mitigation
Build toward a degree
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Event Management, Blogs, Content Development and Management, Content Management, Web Design, Web Design and Development, No-Code Development, Brand Management, Digital Marketing, Public Relations
Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Employee Onboarding, Team Motivation, Interviewing Skills, Organizational Leadership, Data Strategy, Team Management, Team Building, People Management, Technical Management, Recruitment, Data Science, Cross-Functional Collaboration
Mixed · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Employee Coaching, Coaching, Leadership and Management, Team Management, Adaptability, Professional Development, People Development, Organizational Leadership, Leadership, Mentorship, Emotional Intelligence, Decision Making, Communication, Active Listening, Self-Awareness, Critical Thinking
Mixed · Course · 1 - 4 Weeks