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.

Universidade de São Paulo
Skills you'll gain: Software Testing, Test Planning, Test Case, Acceptance Testing, Functional Testing, Software Quality Assurance, Quality Assurance, Usability Testing, White-Box Testing, Integration Testing
Beginner · Course · 1 - 3 Months

University of Toronto
Skills you'll gain: Traffic Flow Optimization, Machine Controls, Automation, Robotics, Network Routing, Graph Theory, Algorithms, Computer Vision, Mathematical Modeling, Data Mapping, Predictive Modeling, Spatial Data Analysis, Control Systems, Estimation, Applied Mathematics
Advanced · Course · 1 - 3 Months
Skills you'll gain: Blockchain, FinTech, Cryptography, Design, Emerging Technologies, Stakeholder Analysis, Distributed Computing, Digital Assets, Data Integrity, Financial Services, Public Key Cryptography Standards (PKCS)
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Event Management, Event Marketing, Event Planning, Logistics Management, Hospitality, Logistics, Marketing Budgets, Hospitality Management, Planning, Operations Management, Budgeting, Promotional Strategies, Vendor Management, Coordination
Beginner · Course · 1 - 4 Weeks

Northwestern University
Skills you'll gain: Design Thinking, Innovation, Ideation, Human Centered Design, Brainstorming, Strategic Leadership, Leadership, Storyboarding, Customer Engagement, Creative Thinking, Collaboration, Qualitative Research, Empathy
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Color Theory, User Interface and User Experience (UI/UX) Design, Logo Design, Typography, Interaction Design, Figma (Design Software), Adobe Illustrator, Wireframing, Marketing Materials, Marketing Design, Layout Design, Usability, Web Content Accessibility Guidelines, Graphic Design, User Centered Design, Photo Editing, Peer Review, Adobe Firefly, Game Design, Adobe Photoshop
Beginner · Professional Certificate · 3 - 6 Months
LearnQuest
Skills you'll gain: Data Warehousing, Cloud Deployment, Data Analysis, Cloud Computing, Data Architecture, Big Data, Cloud Services, Analytics, Analysis, Data Storage, Cloud Infrastructure, Scalability, Data Processing, Extract, Transform, Load, Public Cloud, Software As A Service, Database Architecture and Administration, Statistical Analysis, Data Strategy, Data Integration
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: CI/CD, ASP.NET, Continuous Deployment, Application Deployment, Cloud Deployment, Restful API, Middleware, Continuous Integration, Software Testing, .NET Framework, Responsive Web Design, API Design, Data Migration, Azure DevOps, Configuration Management, Data Validation, HTML and CSS, Database Application, C# (Programming Language), Web Applications
Intermediate · Professional Certificate · 3 - 6 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Physiology, Biochemistry, Cell Biology, Pharmacology, Molecular Biology, Immunology, Microbiology, Nutrition and Diet, Oncology
Beginner · Course · 1 - 3 Months

IE Business School
Skills you'll gain: Competitive Analysis, Business Strategy, Economics, Market Dynamics, Business Economics, Strategic Thinking, Market Analysis, Strategic Planning, Corporate Strategy, Resource Management, Business Process
Beginner · Course · 1 - 4 Weeks

ISC2
Skills you'll gain: Configuration Management, Cybersecurity, Computer Security Awareness Training, Data Security, Security Controls, Security Management, Event Monitoring, Encryption, Network Security, Continuous Monitoring, Cyber Security Policies, Security Strategy, System Monitoring, General Networking, Cryptography, Data Management
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Global Marketing, Brand Management, Marketing, Strategic Marketing, Branding, Customer Relationship Management, Marketing Strategy and Techniques, Digital Marketing, Marketing Communications, Marketing Channel, Business Ethics, Market Research, Value Propositions, Consumer Behaviour, Corporate Sustainability, Innovation
Build toward a degree
Beginner · Course · 1 - 3 Months