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.

Cisco Learning and Certifications
Skills you'll gain: Session Initiation Protocols, System Configuration, Collaborative Software, Configuration Management, Network Administration, Telecommunications, Communication Systems, Systems Integration, Scalability, Digital Communications
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Embedded Systems, Software Systems, Hardware Architecture, System Programming, Real Time Data, Operating Systems, Linux, OS Process Management, System Design and Implementation, System Requirements, Service Management, Service Design
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: User Accounts, No-Code Development, Application Design, Data Structures, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Business Writing, Presentations, Peer Review, Graphic Design, Graphic and Visual Design, Business Correspondence, Public Speaking, Business Communication, Graphic and Visual Design Software, Verbal Communication Skills, Design, Visual Design, Storytelling, Writing, Organizational Skills, Project Design, Concision, Writing and Editing, Layout Design, Proofreading
Beginner · Specialization · 3 - 6 Months

Imperial College London
Skills you'll gain: Health Policy, Climate Change Adaptation, Policy Analysis, Environmental Policy, Social Determinants Of Health, Health Systems, Environmental Issue, Sustainable Development, Climate Change Mitigation, Policy Development, Public Health, Environmental Science, International Relations, Governance, Research
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Conflict Management, Negotiation, Expectation Management, Collaboration, Brainstorming, Follow Through, Problem Solving, Honesty, Emotional Intelligence, Creative Problem-Solving, Communication
Beginner · Course · 1 - 3 Months

Skills you'll gain: Real Time Data, Model Deployment, Anomaly Detection, Artificial Intelligence and Machine Learning (AI/ML), Telecommunications, Tensorflow, Deep Learning, Artificial Intelligence, Emerging Technologies, Network Performance Management, Generative AI, Generative AI Agents, Wireless Networks, Computer Networking, Network Architecture, Responsible AI, Digital Communications, Network Protocols, System Design and Implementation, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cryptographic Protocols, Blockchain, Business Continuity, Cryptography, Disaster Recovery, Vulnerability Assessments, Enterprise Security, Regulation and Legal Compliance, Data Security, Application Frameworks, Cybersecurity, Emerging Technologies, Distributed Computing, Transaction Processing
Beginner · Course · 1 - 4 Weeks

ESSEC Business School
Skills you'll gain: Communication Strategies, Cultural Sensitivity, Intercultural Competence, Cultural Diversity, Verbal Communication Skills, Communication, Relationship Building, Non-Verbal Communication, Negotiation, International Relations
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Systems Thinking, Analysis, General Science and Research, Materials science, Simulations, Biology, Mathematical Modeling, Physics, Psychology, Computational Logic, Mechanics, Applied Mathematics
Mixed · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Intercultural Competence, Cultural Diversity, Communication Strategies, Cultural Sensitivity, Interpersonal Communications, Conflict Management, Communication
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Typography, Design, Graphic Design, Graphic and Visual Design Software, Layout Design, Design Elements And Principles, Color Theory
Beginner · Course · 1 - 4 Weeks