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.

Pontificia Universidad Católica de Chile
Skills you'll gain: Musical Composition, Music, Software Development Tools, Instrumental Music, Computer Programming Tools, Development Environment, Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Jupyter, Computer Programming Tools, Data Visualization Software, Data Science, GitHub, R (Software), Big Data, R Programming, Statistical Programming, Machine Learning, Cloud Computing, Git (Version Control System), IBM Cloud, Development Environment, Other Programming Languages, Version Control, Query Languages, Python Programming, Open Source Technology
Beginner · Course · 1 - 3 Months

Skills you'll gain: Animations, Motion Graphics, Storyboarding, Adobe After Effects, Computer Graphics, Video Editing, Apple software proficiency, Color Theory, Storytelling
Intermediate · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Embedded Systems, Embedded Software, Control Systems, Programmable Logic Controllers, Cyber Engineering, Internet Of Things, C (Programming Language), Automation, Computer Engineering, Electronic Systems, Simulation and Simulation Software, Integration Testing, Cloud Computing, Matlab
Intermediate · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Photo Editing, Photography, Image Quality, Typography, Editing, Post-Production, Graphics Software, Color Theory, Automation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Excel, Excel Formulas, Spreadsheet Software, Pivot Tables And Charts, Data Analysis, Data Manipulation, Microsoft Office, Data Mining
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Crisis Management, Systems Thinking, Leadership, Strategic Communication, Resilience, Business Continuity, Communication, Risk Analysis, Systems Engineering, Complex Problem Solving, Decision Making, Organizational Strategy, Vulnerability Assessments, Systems Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Institut Mines-Télécom
Skills you'll gain: Image Analysis, Computer Vision, NumPy, Python Programming, Scientific Visualization, Mathematical Modeling, Applied Mathematics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, Game Design, Video Game Development, Augmented and Virtual Reality (AR/VR), File Management, Functional Design, Design Elements And Principles
Intermediate · Course · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Power Electronics, Electrical Power, Electronic Components, Semiconductors, Electrical Systems, Electrical Engineering, Electronics, System Monitoring, Energy and Utilities, Safety Assurance, Manufacturing Processes
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Information Architecture, UI/UX Research, User Research, Agile Software Development, User Interface and User Experience (UI/UX) Design, Design Thinking, User Experience, User Centered Design, Usability, Usability Testing, Responsive Web Design, Agile Methodology, Kanban Principles, User Flows, User Interface (UI), Figma (Design Software), Wireframing, Design Research, Prototyping, Persona (User Experience)
Beginner · Professional Certificate · 3 - 6 Months

Yale University
Skills you'll gain: Applied Behavior Analysis, Behavior Management, Positive Behavior Support, Parent Communication, Mental Health Diseases and Disorders, Child Development, Problem Solving
Beginner · Course · 1 - 4 Weeks