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.

McMaster University
Skills you'll gain: Experimentation, Scientific Visualization, Plot (Graphics), Data Visualization, Predictive Modeling, Pareto Chart, Predictive Analytics, Model Optimization, Regression Analysis, Statistical Modeling, Process Optimization, Statistical Software, Statistical Methods, Analysis, Data Analysis Software, Mathematical Modeling, R Programming, Data Analysis, Quantitative Research, Statistical Analysis
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Data Encryption Standard, Public Key Infrastructure, Cryptography, Brute-force attacks, Key Management, Advanced Encryption Standard (AES), Cryptographic Protocols, Encryption, Data Integrity, Cybersecurity, Computer Security, Information Assurance, Authentications, Data Security, Theoretical Computer Science, Public Key Cryptography Standards (PKCS), Threat Modeling, Communication Systems, Algorithms, Digital Communications
Intermediate · Specialization · 3 - 6 Months

University at Buffalo
Skills you'll gain: Semiconductors, Electronic Components, Electronics, Virtual Reality, Manufacturing Processes, Laboratory Equipment, Materials science, Electrical Engineering, Laboratory Procedures, Engineering, Mechanical Engineering, Safety Standards, Goal Setting, Emerging Technologies, Problem Solving, Self-Starter, Higher Education, Time Management, Critical Thinking
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Requirements Elicitation, Software Design Documents, Requirements Analysis, Mockups, Security Requirements Analysis, Interviewing Skills, User Requirements Documents, Systems Development Life Cycle, Data Flow Diagrams (DFDs), Storyboarding, Requirements Management, Functional Requirement, Goal Setting, Software Development Methodologies, Software Documentation, Diagram Design, Agile Methodology, Product Requirements, Risk Management Framework, Risking
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Empathy & Emotional Intelligence, Emotional Intelligence, Conflict Management, Social Skills, Empathy, Leadership Development, Personal Development, Leadership, Self-Awareness, Professional Development, Adaptability, Relationship Building, Recognizing Others, Teamwork, Team Management, Communication
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Financial Analysis, Financial Statement Analysis, Finance, Accounting, Financial Accounting, Business Valuation, General Accounting, Financial Acumen, Financial Statements, Financial Management, Balance Sheet, Corporate Finance, Income Statement, Accounting Records, Entrepreneurial Finance, Risk Analysis, Cash Flows, Equities, Organizational Structure, Governance
Beginner · Course · 1 - 4 Weeks

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

Commonwealth Education Trust
Skills you'll gain: Diversity Awareness, Parent Communication, Cultural Diversity, Relationship Building, Working With Children, Teaching, Community Development, Community Outreach, Student Engagement, Team Collaboration, Ethical Standards And Conduct
Mixed · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Epidemiology, Diagnostic Tests, Public Health and Disease Prevention, Public Health, Preventative Care, Program Evaluation, Health Assessment, Risk Analysis, Quantitative Research, Correlation Analysis, Health Policy, Research
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Business Analysis, Business Analysis Tools, Business Process Modeling, Stakeholder Analysis, Process Optimization, Requirements Management, Business Systems Analysis, Process Modeling, Stakeholder Management, Process Improvement and Optimization, Process Analysis, Data Modeling, Requirements Elicitation, Agile Methodology, Stakeholder Engagement, Requirements Analysis, Risk Analysis, Communication Planning, Business Requirements, Needs Assessment
Intermediate · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Communication, Communication Strategies, Influencing, Verbal Communication Skills, Interpersonal Communications, Persuasive Communication, Writing, Business Writing, Motivational Skills, Business Correspondence, Empowerment, Rapport Building, Decision Making, Collaboration, Learning Styles
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Desktop Support, End User Training and Support, Technical Support and Services, Medical Support, Help Desk Support, Healthcare Industry Knowledge, Technical Support, Health Technology, Information Technology, Health Care, Information Technology Operations, Issue Tracking
Beginner · Course · 1 - 4 Weeks