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.

Skillshare
Skills you'll gain: Video Editing, Videography, Post-Production, Storyboarding, Photo/Video Production and Technology, Video Production, Storytelling, Proposal Writing, Target Audience, Presentations, Sales Presentations, Business Writing, Writing and Editing, Promotional Strategies, Marketing, Concision, Editing, Creativity, Writing
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Unified Modeling Language, Unit Testing, Software Design, Software Engineering Tools, Software Engineering, Systems Design, Design, Development Testing, Data Ethics, Computer Programming Tools, Software Architecture, Software Development Methodologies, Test Driven Development (TDD), Dataflow
Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Empathy, Compassion, Emotional Intelligence, Social Skills, Self-Awareness, Personal Development, Professional Development, Active Listening, Leadership, Mindfulness
Mixed · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Design, Computer Programming
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Failure Analysis, Engineering Management, Systems Engineering, Scope Management, Project Scoping, Risk Management, Root Cause Analysis, Program Management, Cost Management, Requirements Management, Contract Management, Project Risk Management, Project Management, Work Breakdown Structure, Change Management
Build toward a degree
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Sampling (Statistics), Sample Size Determination, Data Collection, Surveys, Quantitative Research, Statistical Methods, Statistical Analysis, Statistical Software, Probability & Statistics, Probability, Network Analysis
Beginner · Course · 1 - 3 Months

Google AR & VR
Skills you'll gain: Augmented Reality, Augmented and Virtual Reality (AR/VR), Application Design, Virtual Environment, 3D Assets, Unity Engine, 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: Scripting, File Management, Scripting Languages, Data Structures, Development Environment, Computer Programming Tools, Integrated Development Environments, Computer Programming, Software Installation, Algorithms, Debugging
Beginner · Course · 1 - 3 Months

Saïd Business School, University of Oxford
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Corporate Sustainability, Stakeholder Engagement, Sustainable Business, Governance, Business Metrics, Sustainable Development, Sustainability Reporting, Business Reporting, Environmental Issue, Stakeholder Analysis, Performance Measurement, Business Ethics, Investments, Diversity and Inclusion, Climate Change Mitigation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Scientific Visualization, Data Storytelling, Heat Maps, Data Mapping
Intermediate · Course · 1 - 3 Months

Skills you'll gain: JUnit, Spring Framework, Spring Boot, Java, Apache Maven, Hibernate (Java), Unit Testing, Gradle, Microservices, Object-Relational Mapping, Software Testing, Testability
Intermediate · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Hydraulics, Chemical Engineering, Engineering Analysis, Mechanical Engineering, Process Engineering, Petroleum Industry, Engineering Calculations, Mathematical Modeling, Oil and Gas
Intermediate · Course · 1 - 4 Weeks