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: Electrical Engineering, electromagnetics, Simulation and Simulation Software, Design Software, Image Analysis, Engineering Analysis, Numerical Analysis, System Design and Implementation, Applied Mathematics, Physics
Build toward a degree
Advanced · Course · 1 - 3 Months

Skills you'll gain: Vulnerability Assessments, Vulnerability Management, Vulnerability Scanning, Cyber Security Assessment, Hardening, Threat Management, Patch Management, Cyber Risk, Continuous Monitoring, Threat Detection, Cyber Threat Hunting, Application Security, Security Controls, Cyber Attacks, Cyber Engineering, Cyber Security Policies, Network Security, Cyber Security Strategy, Network Engineering, Web Applications
Intermediate · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Growth Mindedness, Stress Management, Resilience, Mindfulness, Personal Development, Self-Awareness, Compassion, Personal Attributes, Positivity, Empathy, Mental Health, Mental Concentration, Interpersonal Communications, Communication, Emotional Intelligence, Social Impact, Behavioral Health, Cognitive flexibility, Persistence, Overcoming Obstacles
Beginner · Specialization · 3 - 6 Months

Georgia Institute of Technology
Skills you'll gain: Materials science, Informatics, Data Science, Data Mining, Data Integration, Data-Driven Decision-Making, Data Processing, Systems Design, Big Data, Structural Analysis, Statistics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Power BI, Dashboard, SQL, Microsoft SQL Servers, Data Security, Data Analysis, Data Visualization Software, Data Modeling, Data Management, Role-Based Access Control (RBAC)
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Chemical Engineering, Hazard Analysis, Process Engineering, Hazard Communication (HazCom), Safety Assurance, Occupational Health, Safety Training, Risk Management, Environment Health And Safety, Process Control, Accident Prevention, Risk Analysis, Incident Management, Safety Standards, Failure Analysis, Risk Mitigation, Personal protective equipment, Risk Management Framework, Engineering Analysis, Safety and Security
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Debugging, Technical Communication, Network Troubleshooting, Performance Tuning, Problem Management, Technical Documentation, Technical Support, System Monitoring, Incident Management, Application Performance Management, Continuous Integration, Continuous Monitoring, OS Process Management
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Marketing Analytics, Marketing Effectiveness, Market Analysis, Competitive Analysis, Marketing, Key Performance Indicators (KPIs), Market Research, Return On Investment, Target Audience, Target Market, Dashboard, Value Propositions, Smart Goals, Business Strategy, Cross-Channel Marketing, Concision, Variance Analysis, Strategic Partnership, Data Collection, Strategic Decision-Making
Intermediate · Specialization · 3 - 6 Months

Rice University
Skills you'll gain: Basic Electrical Systems, Electrical Engineering, Torque (Physics), electromagnetics, Physics, Electrical Systems, Engineering Analysis, Electronics, Electronic Components, Engineering Calculations, Mechanics, Mathematical Modeling, Applied Mathematics, Problem Solving, Calculus, Advanced Mathematics, Mathematical Theory & Analysis, Differential Equations, Trigonometry, Integral Calculus
Intermediate · Specialization · 3 - 6 Months

Michigan State University
Skills you'll gain: Journalism, Media and Communications, International Relations, Interviewing Skills, Ethical Standards And Conduct, Decision Making, Podcasting, Storytelling, Safety and Security, Content Creation, Digital Publishing, Diversity Awareness, Business Modeling
Beginner · Course · 1 - 3 Months

Salesforce
Skills you'll gain: Sales Process, Sales, Salesforce, Sales Operations, Customer Relationship Management, B2B Sales, Data Management, Customer Data Management, Databases, Business-To-Consumer
Beginner · Course · 1 - 4 Weeks
Nanjing University
Skills you'll gain: Music, Classical Music, World Music, Social Studies, Cultural Sensitivity, Ancient History, Media and Communications, Art History, Language Learning, Cultural Diversity, Liberal Arts, Social Sciences, Electronic Media, Intercultural Competence, Performing Arts, Anthropology, Sociology, Nutrition and Diet
Beginner · Course · 1 - 3 Months