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.

Skills you'll gain: Desktop Support, Network Troubleshooting, Technical Support, Hardware Troubleshooting, System Support, Help Desk Support, Debugging, Microsoft Windows, Mac OS, Unix, Problem Management, Computer Hardware, Network Monitoring, Generative AI, Operating Systems, System Configuration, Software Installation, Technical Communication, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Post-Production, 3D Modeling, Video Production, Color Theory
Intermediate · Course · 1 - 3 Months

Princeton University
Skills you'll gain: Graph Theory, Data Structures, Algorithms, Theoretical Computer Science, Computational Thinking, Computer Programming, Network Routing, Cryptography, Java Programming, Linear Algebra
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Rust (Programming Language), Development Environment, Automation, Large Language Modeling, Unit Testing, Maintainability, Secure Coding, Software Documentation, Programming Principles, Debugging
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Salesforce, Authentications, Salesforce Development, Role-Based Access Control (RBAC), Identity and Access Management, Security Controls, Data Security, Authorization (Computing), Event Monitoring, Application Security, Data Sharing, Security Information and Event Management (SIEM), Responsive Web Design, User Accounts, Mobile Development, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks
Rice University
Skills you'll gain: Portfolio Management, Investment Management, Investments, Financial Market, Risk Management, Equities, Finance, Return On Investment, Risk Analysis, Statistical Methods, Probability Distribution, Correlation Analysis, Decision Making, Quantitative Research, Variance Analysis
Mixed · Course · 1 - 3 Months
CertNexus
Skills you'll gain: Data Ethics, Responsible AI, Accountability, Risk Management, Risk Analysis, Information Privacy, Risk Mitigation, Safety and Security, Business Ethics, Artificial Intelligence, Machine Learning
Beginner · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Overcoming Objections, Influencing, Risk Management Framework, Persuasive Communication, Governance, Storytelling, Risk Management, Change Management, Organizational Change, Rapport Building, Meeting Facilitation, Leadership, Conflict Management, Enterprise Risk Management (ERM), Business Transformation, Negotiation, Communication, Intercultural Competence, Stakeholder Management, Process Management
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Estimation, Applied Mathematics, Numerical Analysis, Mathematical Modeling, Control Systems, Simulation and Simulation Software, Probability & Statistics, System Implementation, Computer Programming Tools
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Database Management Systems, Database Design, Database Architecture and Administration, Databases, Relational Databases, SQL, Data Modeling, Query Languages, Data Integrity, Data Manipulation, Data Security
Build toward a degree
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Prometheus (Software), Data Processing, Application Performance Management
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Color Theory, World Music, Disabilities, Art History, Music History, Social Justice, Performing Arts, Community Organizing, Liberal Arts, Interactive Learning, Peer Review, Musical Composition, Cultural Diversity, Aesthetics, Music, Music Theory, Sociology, Creativity, Critical Thinking, Communication
Beginner · Specialization · 3 - 6 Months