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

Whizlabs
Skills you'll gain: Serverless Computing, Amazon S3, Amazon Elastic Compute Cloud, API Gateway, Cloud Security, Data Storage, Cloud Deployment, Application Deployment, File Systems, Data Encryption Standard
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Unified Modeling Language, Unit Testing, Software Design, Data Flow Diagrams (DFDs), Object Oriented Design, Software Engineering, Software Development Tools, Software Testing, Program Development, Software Architecture, Ethical Standards And Conduct, Algorithms
Intermediate · Course · 1 - 3 Months

Niel Asher Education
Skills you'll gain: Manual Therapy, Mindfulness, Self-Awareness, Empathy & Emotional Intelligence, Physical Therapy, Cognitive Behavioral Therapy, Rehabilitation, Psychotherapy, Patient Communication, Mental Health Therapies, Athletic Training, Stress Management, Coaching, Communication, Intravenous Therapy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Automation, Software Testing, Test Script Development, Test Data, Test Tools, Browser Compatibility, Test Case, Java, Automation, Cascading Style Sheets (CSS), Debugging
Intermediate · Course · 1 - 3 Months

Goodwill Industries International
Skills you'll gain: Constructive Feedback, Coaching, Virtual Teams, Professional Development, Telecommuting, Adaptability, Stakeholder Engagement, Workforce Development, Strategic Partnership, Project Implementation, Technology Strategies, Emerging Technologies
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Large Language Modeling, Natural Language Processing, Generative Model Architectures, Transfer Learning, Embeddings
Advanced · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Human Capital, Human Resources, Human Resources Management and Planning, Human Resource Strategy, HR Tech, Human Resource Policies, People Analytics, Employee Engagement, Workforce Development, Industrial and Organizational Psychology, Compensation Management, Employee Retention, Safety Culture, Legal Risk, Labor Law, Environment Health And Safety, Organizational Leadership, Communication Strategies
Intermediate · 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

University of Colorado Boulder
Skills you'll gain: Crisis Management, Business Consulting, Management Consulting, Emergency Response, Corporate Communications, Leadership, Risk Management, Contingency Planning, Leadership and Management, Strategic Communication, Business Leadership, Public Affairs, Business Continuity Planning, Risk Analysis, Mitigation, Communication Strategies, Case Studies, Stakeholder Communications, Internal Communications, Critical Thinking
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Customer Retention, Customer Analysis
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Visualization, Network Analysis, Relational Databases, Data Visualization Software, Social Network Analysis, Data Storytelling, Data Analysis, Data Manipulation, Social Impact, Human Factors, Innovation
Intermediate · Course · 1 - 4 Weeks