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 System
Skills you'll gain: Application Security, Vulnerability Assessments, Software Design, Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, Software Design Patterns, Software Architecture, Cryptography, Blockchain, Public Key Cryptography Standards (PKCS)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Legal Strategy, Business Ethics, Price Negotiation, Cultural Responsiveness, AI Personalization, Data-Driven Decision-Making
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Sustainable Development, Sustainability Reporting, Waste Minimization, Sustainability Standards, Interactive Learning, Sustainable Business, Sustainable Architecture, Sustainable Technologies, Corporate Sustainability, Training Programs, Construction, Student Engagement, Environmental Issue, Key Performance Indicators (KPIs), Environmental Engineering, Goal Setting, Climate Change Adaptation, Problem Solving, Professional Development, Business Communication
Beginner · Course · 1 - 3 Months

Harvard Business Review
Skills you'll gain: Team Performance Management, Teamwork, Team Building, Team Management, Virtual Teams, Collaboration, Intercultural Competence, Team Leadership, Conflict Management, Cross-Functional Collaboration, Team Motivation, Productivity, Cultural Diversity, Cultural Sensitivity, Cultural Responsiveness, Meeting Facilitation, Drive Engagement, Safety Culture, Communication Strategies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Electrical Substation, Electric Power Systems, High Voltage, Electrical Systems, Electrical Power, Electrical Equipment, Electrical Safety, Electrical Engineering, Control Systems, Automation Engineering, Artificial Neural Networks
Mixed · Course · 1 - 3 Months

Parsons School of Design, The New School
Skills you'll gain: Sustainable Architecture, Sustainable Design, Chemistry, Construction, Building Design, Materials Management, Procurement, Environment Health And Safety, Sustainable Development, Health Disparities, Public Health, Sustainability Standards, Environmental Engineering, Architectural Design, Systems Thinking, Chemical Engineering, Waste Minimization, Health Assessment, Hazard Analysis, Architectural Engineering
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Adobe Express, Social Media Content, Responsible AI, Cross-Channel Marketing, Content Marketing, Generative AI, Social Media, Marketing Analytics, Data Ethics, Marketing Effectiveness, Data-Driven Decision-Making, Content Creation, Marketing Automation, Email Marketing, Social Media Campaigns, Adobe Creative Cloud, Graphic and Visual Design, Search Engine Optimization, Storytelling, Performance Analysis
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Immunology, Molecular Biology, Physiology, Cell Biology, Biology, Biochemistry
Intermediate · Course · 1 - 3 Months

Google AR & VR
Skills you'll gain: Augmented Reality, Augmented and Virtual Reality (AR/VR), Virtual Environment, 3D Assets, Unity Engine, User Experience Design, Mobile Development, User Experience, Computer Vision, User Interface and User Experience (UI/UX) Design, User Flows
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Dictionary, Data Quality, Data Management, Data Cleansing, Data Validation, Data Governance, Data Integrity, Case Studies, Communication Strategies, Stakeholder Communications, Cross-Functional Collaboration, Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Embedded Software, Embedded Systems, Debugging, C (Programming Language), Electronic Components, Computer Hardware, Integrated Development Environments, Computer Programming, Electronics Engineering, Network Protocols, Development Environment, Digital Communications, Open Source Technology
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, Test Case, Application Deployment, Responsive Web Design, Test Driven Development (TDD), Continuous Deployment, Debugging, Maintainability, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, Software Testing, Code Review, Development Testing, Interviewing Skills, Web Development Tools, HTML and CSS, Web Development, Application Development, Software Documentation
Intermediate · Specialization · 1 - 3 Months