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.

University at Buffalo
Skills you'll gain: Electrical Systems, Building Codes, Electrical Wiring, Construction Inspection, Building Design, HVAC, Basic Electrical Systems, Electrical Power, Engineering Calculations, Architectural Design, System Requirements, Electrical Safety, Mechanical Design, Energy and Utilities, Architectural Engineering, Land Development, Semiconductors, Cost Benefit Analysis, Design Reviews, Submittals (Construction)
Beginner · Specialization · 3 - 6 Months

Harvard Business Review
Skills you'll gain: Team Performance Management, Teamwork, Team Building, Team Management, Virtual Teams, Collaboration, Intercultural Competence, Team Leadership, Conflict Management, Cross-Functional Collaboration, Team Motivation, Productivity, Cultural Diversity, Cultural Sensitivity, Cultural Responsiveness, Meeting Facilitation, Drive Engagement, Safety Culture, Communication Strategies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Storyboarding, Wireframing, Information Architecture, Figma (Design Software), User Experience Design, User Centered Design, Prototyping, User Interface (UI), Usability, Mockups, Conceptual Design, User Flows
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Performance Management, Mentorship, Budget Management, Team Management, Project Accounting, People Management, Leadership and Management, Recruitment, Leadership, Professional Development, Resource Management, Coaching, Compliance Management, Goal Setting, Clinical Research
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Security Information and Event Management (SIEM), Cloud Security, Cyber Security Policies, Microsoft Azure, Identity and Access Management, Cybersecurity, Cyber Threat Intelligence, Malware Protection, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Threat Management, Firewall, Endpoint Security, Threat Detection, Virtual Networking, Encryption, Event Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Package and Software Management, User Accounts, Unix Commands, Unix, Bash (Scripting Language), Command-Line Interface, Kubernetes, Git (Version Control System), GitHub, OS Process Management, Firewall, Ubuntu, Docker (Software), Containerization, Network Monitoring, Unix Shell, File Systems, Shell Script, TCP/IP, Version Control
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Medical Privacy, Medical Records, Medical Office Procedures, Conflict Management, Health Information Management, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Electronic Medical Record, Cultural Responsiveness, Patient Registration, Medical History Documentation, Patient Education And Counseling, Care Coordination, Patient-centered Care, Professionalism, Professional Development, Time Management, Emotional Intelligence, Teamwork, Interpersonal Communications, Patient Flow
Beginner · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Continuous Monitoring, Performance Analysis, Project Risk Management, Risk Analysis, Risk Mitigation, Risk Management, Project Documentation, Management Reporting, Change Control, Trend Analysis, Variance Analysis, Data Quality, Stakeholder Communications
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Science, Model Evaluation, Statistical Machine Learning, Dimensionality Reduction, Statistical Modeling, R Programming, Statistical Analysis, Statistical Methods, Regression Analysis, Statistics, Applied Mathematics, Logistic Regression
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), JUnit, HTML and CSS, Test Automation, Software Testing, Test Script Development, Web Development, Software Quality Assurance, Continuous Integration, Java, Test Execution Engine, Object Oriented Programming (OOP), Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Encryption, Risk Management Framework, Multi-Factor Authentication, Information Systems Security, Cybersecurity, Identity and Access Management, Authentications, Personally Identifiable Information, Security Controls, Threat Management, Data Security, Information Privacy, Network Security, Authorization (Computing)
Intermediate · Course · 1 - 3 Months

Multiple educators
Skills you'll gain: Storytelling, Data Storytelling, Business Strategy, Design Thinking, Business Strategies, Sustainable Business, Brand Strategy, Business Solutions, Business Planning, Innovation, Presentations, Market Opportunities, Business Modeling, Business Risk Management, Design and Product, Branding, Strategic Thinking, Process Design, Digital Transformation, Persuasive Communication
Intermediate · Specialization · 3 - 6 Months