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.

Peking University
Skills you'll gain: electromagnetics, Electrical Systems, Basic Electrical Systems, Electrical Engineering, Electric Power Systems, Physics, Materials science, Differential Equations, Integral Calculus, Calculus, Mathematical Modeling, Experimentation
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Productivity, Professional Networking, Time Management, Prioritization, Goal Setting, Personal Development, Self-Awareness, Organizational Skills, Music Performance, Music, Professional Development, Relationship Building, Planning, Adaptability, Collaboration, Creativity
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Photography, Storytelling, Photo/Video Production and Technology, Design Elements And Principles, Creativity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Performance Management, Distributed Denial-Of-Service (DDoS) Attacks, Google Cloud Platform, Kubernetes, Cloud Infrastructure, Identity and Access Management, Data Loss Prevention, Load Balancing, System Monitoring, Prompt Engineering, Network Monitoring, Containerization, Cloud Computing Architecture, Virtual Networking, Network Architecture, Role-Based Access Control (RBAC), Network Security, Network Routing, Cloud Security, Virtual Private Networks (VPN)
Build toward a degree
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Program Development, Programming Principles, Python Programming, Computer Programming, Computational Thinking, Problem Management, Data Structures, Integrated Development Environments, Debugging, Development Environment
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Systems Engineering, Verification And Validation, Team Management, Systems Architecture, Requirements Analysis, Requirements Elicitation, Scrum (Software Development), Systems Development Life Cycle, Teamwork, Configuration Management, Team Building, Agile Methodology, Scaled Agile Framework, Systems Development, Team Motivation, Organizational Leadership, Engineering Management, Risk Management, Waterfall Methodology, Leadership and Management
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Control Systems, Vibrations, Systems Engineering, Mechanics, Numerical Analysis, Differential Equations, Mathematical Modeling, Simulation and Simulation Software, Engineering Analysis, Simulations, Safety Assurance, Advanced Mathematics, Linear Algebra, Torque (Physics), Applied Mathematics, Physics, Calculus, Mathematical Theory & Analysis
Advanced · Specialization · 1 - 3 Months
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Thermal Management, Mechanical Engineering, Engineering, Chemical Engineering, Physics, Chemistry, Energy and Utilities, Applied Mathematics, Differential Equations, Engineering Analysis, Mathematical Modeling, Calculus
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Business Writing, Conflict Management, Teamwork, Constructive Feedback, Business Correspondence, Team Building, Decision Making, Cooperation, Business Communication, Collaboration, Recognizing Others, Mediation, Writing, Organizational Skills, Interpersonal Communications, Team Motivation, Tactfulness, Performance Management, Staff Management, Grammar
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Physical Science, General Science and Research, Research, Scientific Methods, Environment, Ancient History, Peer Review, Laboratory Testing, Timelines, World History
Beginner · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: 3D Modeling, 3D Assets, Color Theory, Computer Graphics, Visualization (Computer Graphics), Computer Graphic Techniques, Animations, Graphical Tools, Data Import/Export, Image Quality, Design Elements And Principles, User Interface (UI), Animation and Game Design, Creative Design
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Prompt Patterns, ChatGPT, Generative AI, Responsible AI, Program Management, Risk Management, Stakeholder Engagement, AI Enablement, Project Management Institute (PMI) Methodology, Stakeholder Analysis, Strategic Decision-Making, Business Risk Management, Strategic Planning, Prototyping, Artificial Intelligence and Machine Learning (AI/ML), Product Lifecycle Management, AI Workflows, Deep Learning, Governance
Intermediate · Specialization · 1 - 3 Months