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: Surveys, Survey Creation, Customer Insights, Data Import/Export, Data Presentation, Market Research, Marketing Analytics, Customer Analysis, Marketing Strategies, Target Audience, Presentations, Data Analysis, Microsoft Excel, Pivot Tables And Charts, Data-Driven Decision-Making, Data Storytelling, Strategic Marketing, Data Capture, Data Collection
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: JSON, Data Processing, Web Scraping, Restful API, Data Manipulation, Application Programming Interface (API), Data Persistence, Python Programming, Data Transformation, Data Structures, Data Collection
Intermediate · Course · 1 - 4 Weeks

Harvard Business Review
Skills you'll gain: Crisis Management, Organizational Change, Strategic Leadership, Leadership, Resilience, Team Leadership, Organizational Leadership, Dealing With Ambiguity, Change Management, Adaptability, Overcoming Objections, Compassion, Emotional Intelligence, Process Improvement, Empathy, Communication Strategies, Employee Engagement
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Open Web Application Security Project (OWASP), Security Information and Event Management (SIEM), Incident Response, Identity and Access Management, Cybersecurity, Network Security, Authentications, Application Security, Authorization (Computing), Role-Based Access Control (RBAC), DevSecOps, Vulnerability Assessments, Infrastructure Security, Vulnerability Management, Security Strategy, Security Controls, Penetration Testing, Firewall, Zero Trust Network Access
Mixed · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Empathy, Compassion, Emotional Intelligence, Social Skills, Self-Awareness, Personal Development, Professional Development, Active Listening, Leadership, Curiosity, Mindfulness
Mixed · Course · 1 - 3 Months

Skills you'll gain: Medical Office Procedures, Medical Management, Clinic Management Systems, Patient Registration, Triage, Health Care Procedure and Regulation, Patient Safety, Setting Appointments, Care Coordination, Patient Communication, Standard Operating Procedure, Data Entry, Record Keeping, Safety and Security
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Hardware Troubleshooting, Computer Security Awareness Training, Information Systems Security, Malware Protection, Data Security, Technical Support and Services, Encryption, Security Awareness, Authentications, Patch Management, Technical Support, Firewall, Data Integrity
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: TypeScript, Web Development Tools, Debugging, Javascript, Integrated Development Environments, Software Development
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Retrieval-Augmented Generation, OpenAI API, Context Management, User Interface (UI), Vector Databases, Debugging
Advanced · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Education Software and Technology, Learning Theory, Instructional Design, Learning Management Systems, Digital pedagogy, Technology Solutions, Disabilities, Human Computer Interaction, Emerging Technologies, Electronic Media, Gerontology
Mixed · Course · 1 - 3 Months

University of North Texas
Skills you'll gain: Research Design, Research, Research Methodologies, Surveys, Qualitative Research, Scientific Methods, Research Reports, Data Collection, Sample Size Determination, Analysis, Ethical Standards And Conduct, Decision Making
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Operations Research, Algorithms, Graph Theory, Linear Algebra, Combinatorics, Computational Thinking, Mathematical Modeling, Theoretical Computer Science, Python Programming
Build toward a degree
Advanced · Course · 1 - 4 Weeks