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.

Clemson University
Skills you'll gain: Data Structures, Algorithms, Computational Thinking, Theoretical Computer Science, Computer Programming, Computer Science, Probability, Design Strategies, Analysis, Performance Testing, Scalability
Build toward a degree
Intermediate · Course · 1 - 3 Months
University of Colorado Boulder
Skills you'll gain: Vibrations, Control Systems, Systems Engineering, Mathematical Modeling, Simulation and Simulation Software, Engineering Analysis, Safety Assurance, Torque (Physics)
Advanced · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Adobe Firefly, Generative AI, Photo Editing, Multimedia, Prompt Engineering, Content Creation, ChatGPT, Marketing Materials, Digital Media Strategy, Video Editing, Logo Design, Automation, E-Commerce
Beginner · Course · 1 - 4 Weeks

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Data Presentation, Matplotlib, Data Synthesis, Probability Distribution, Data Processing, Data Integration, Data Literacy, Performance Analysis, Exploratory Data Analysis, Statistical Analysis, Probability, Applied Machine Learning, Analysis, Image Analysis, Descriptive Analytics, AI Enablement, Business Analytics, Statistical Methods, Data Collection, Machine Learning
Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Retrieval-Augmented Generation, LangChain, LLM Application, AI Workflows, Performance Tuning, Model Deployment, Prompt Engineering, Enterprise Application Management, Maintainability, System Monitoring, Scalability, Application Performance Management, Cost Reduction, Vector Databases
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Basic Electrical Systems, Wireless Networks, C and C++, Computer Programming, Control Systems, Interactive Design, Software Installation, Electronic Components, C++ (Programming Language), Electronics, Display Devices, Embedded Software, Embedded Systems, Robotics, Computer Programming Tools, Development Environment, Integrated Development Environments, Electrical Wiring
Intermediate · Specialization · 3 - 6 Months

Tsinghua University
Skills you'll gain: Data Structures, Algorithms, Computational Thinking, Computer Programming, Computer Science, Data Storage
Intermediate · Course · 1 - 3 Months

Goodwill Industries International
Skills you'll gain: Constructive Feedback, Interviewing Skills, Communication, Coaching, Accountability, Client Services, Virtual Teams, Professional Development, Diversity and Inclusion, Client Support, Workforce Development, Recruitment, Ethical Standards And Conduct, Active Listening, Telecommuting, Needs Assessment, Employee Onboarding, Empathy, Human Centered Design, Gap Analysis
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Unreal Engine, Animations, 3D Assets, Game Design, Video Game Development
Intermediate · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Systems Design, Business Process Modeling, Data Flow Diagrams (DFDs), Systems Analysis, Data Modeling, Digital Transformation, Business Process, Risk Management, Workflow Management, Systems Architecture, Business Analysis, Solution Design, Enterprise Resource Planning, Information Technology, Process Flow Diagrams, Prototyping, Computer Science, Agile Methodology, Product Lifecycle Management, Business Communication
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Generative Adversarial Networks (GANs), AI Security, Generative AI, Fraud detection, Model Evaluation, Feature Engineering, Cybersecurity, Cyber Security Strategy, Data Preprocessing, Anomaly Detection, Security Testing, Applied Machine Learning, Reinforcement Learning, Performance Tuning
Intermediate · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, Web Design, HTML and CSS, Web Content Accessibility Guidelines, User Interface (UI), Hypertext Markup Language (HTML), Front-End Web Development, User Interface and User Experience (UI/UX) Design, Javascript, Usability, Web Applications, Semantic Web, Data Validation
Beginner · Course · 1 - 3 Months