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.

University of Colorado Boulder
Skills you'll gain: Sustainable Development, Sustainable Engineering, Sustainable Technologies, Sustainable Business, Organizational Leadership, Corporate Sustainability, Business Leadership, Initiative and Leadership, Environment, Architectural Design, Climate Change Adaptation, Building Design, Climate Change Mitigation, Environmental Science, Energy and Utilities, Economics
Build toward a degree
Intermediate · Course · 1 - 3 Months

Akamai Technologies, Inc.
Skills you'll gain: Endpoint Security, Database Systems, Computer Security Incident Management, Security Management, Ubuntu, Routing Protocols, Database Design, Application Development, Network Architecture, Linux Commands, TCP/IP, Operating Systems, Database Theory, Web Design and Development, Cascading Style Sheets (CSS), Web Development, Data Structures, Python Programming, Data Analysis, Software Development
Beginner · Professional Certificate · 3 - 6 Months

University of Pennsylvania
Skills you'll gain: Ancient History, Art History, Anthropology, Social Studies, Timelines, World History, Cultural Diversity, Research Methodologies, Investigation, Storytelling
Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Semiconductors, Electronic Components, Electrical Engineering, Electronics Engineering, Electronics, Materials science
Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Teaching, Differentiated Instruction, Pedagogy, Instructional Strategies, Human Learning, Cultural Diversity, Research, Student-Centred Learning, Media and Communications, Curriculum Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Web Servers, File Management, Routing Protocols
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Mathematics Education, Education Software and Technology, Research, Science and Research, Qualitative Research
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Control Systems, Process Control, Manufacturing Processes, Automation Engineering, Embedded Software, Electronics, Semiconductors, Test Equipment, Medical Devices, Electronic Components, Performance Tuning, Reliability, Product Testing, Network Protocols
Build toward a degree
Intermediate · Course · 1 - 3 Months

Berklee
Skills you'll gain: Entrepreneurship, Creativity, Team Building, Creative Thinking, Presentations, Innovation, Self-Starter, Brand Strategy, Open Mindset, Collaboration, Product Development, Visionary, Curiosity, Professional Networking, Problem Solving
Beginner · Course · 1 - 4 Weeks

Università Bocconi
Skills you'll gain: Leadership and Management, Business Management, Team Management, Brand Management, Leadership Studies, Brand Strategy, Innovation, Art History, Fundraising, Data-Driven Decision-Making, Customer Relationship Management, Marketing, Customer experience improvement
Mixed · Course · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Web Services, Cloud Computing, Cloud Computing Architecture, Cloud Storage, Cloud Infrastructure, Cloud Applications, Google Cloud Platform, Flask (Web Framework), Distributed Computing, Containerization, Software Architecture, Docker (Software), Virtualization, Restful API, JSON, Microservices, Scalability, Extensible Markup Language (XML), API Design, Computer Architecture
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Electrical Power, Electric Power Systems, Electrical Systems, Control Systems, Electrical Substation, Electrical Equipment, Energy and Utilities, Electrical Safety, Plant Operations and Management, High Voltage, Applied Mathematics, Power Electronics, Automation Engineering, Basic Electrical Systems, Electrical Engineering, Low Voltage, Process Control, Mathematical Modeling, Matlab, Three-Phase
Intermediate · Specialization · 3 - 6 Months