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.

Starweaver
Skills you'll gain: Open Web Application Security Project (OWASP), Debugging, DevSecOps, Penetration Testing, Security Testing, Application Security, Continuous Monitoring, Software Testing, Development Testing, Cybersecurity, Vulnerability Assessments, Threat Modeling, Test Automation, Secure Coding, Code Review, Vulnerability Management, Technical Communication
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Editing, Writing, Planning, Brainstorming, Time Management, Overcoming Obstacles, Productivity, Creativity, Growth Mindedness, Learning Strategies
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Cryptography, Brute-force attacks, Encryption, Information Systems Security, Cybersecurity, Theoretical Computer Science, Computational Logic
Intermediate · Course · 1 - 4 Weeks

University of Manchester
Skills you'll gain: Health Equity, Health Disparities, Public Health, Healthcare Ethics, Emergency Response, Emergency Services, Safety and Security, International Relations, Infectious Diseases, Policy Analysis, Chronic Diseases, Advocacy, Law, Regulation, and Compliance, Vulnerability, Case Studies
Beginner · Course · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Educational Materials, Web Content Accessibility Guidelines, Disabilities, Adaptive Equipment, Instructional Design, Differentiated Instruction, Education Software and Technology, Case Studies, Curriculum Development, Student Support and Services, Diversity Awareness, Higher Education
Mixed · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Basic Electrical Systems, electromagnetics, Electrical Engineering, Physics, Mechanics, Calculus, Engineering Calculations, Mathematical Modeling, Trigonometry, Problem Solving, Applied Mathematics
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Nutrition Education, Community Health, Nutrition and Diet, Health Education, Health Promotion, Public Health, Child Health, Working With Children, Physical Therapy, Family Support, Student Engagement, Community Outreach, Student Support and Services
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Network Security, Network Protocols, Network Architecture, TCP/IP, Web Applications, Computer Networking, Encryption, Network Infrastructure, Innovation, Hypertext Markup Language (HTML)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Automation, Test Script Development, Software Testing, Javascript, Browser Compatibility, Scripting, Automation, Web Development Tools, Test Case, Cascading Style Sheets (CSS), Debugging, Mac OS
Intermediate · Course · 1 - 3 Months
University of Colorado Boulder
Skills you'll gain: Google Ads, Online Advertising, Pay Per Click Advertising, Digital Advertising, Contextual Advertising, Search Engine Marketing, Keyword Research, Search Engine Optimization, Advertising Campaigns, Advertising, Web Analytics and SEO, Performance marketing, Automation, A/B Testing, Consumer Behaviour
Beginner · Course · 1 - 3 Months

MathWorks
Skills you'll gain: Model Based Systems Engineering, Engineering Design Process, Simulation and Simulation Software, Robotics, Mathematical Modeling, Engineering Analysis, Engineering Software, Engineering, Mechanical Engineering, Control Systems
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Governance, Security Management, Incident Management, Cyber Security Strategy, Business Continuity, Disaster Recovery, IT Management, Cybersecurity, Information Systems Security, Governance, Cyber Risk, Cyber Security Policies, Security Controls, Asset Management, Security Requirements Analysis, Information Assurance, Key Performance Indicators (KPIs), Leadership and Management, Leadership, Technical Communication
Beginner · Specialization · 3 - 6 Months