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: Encryption, Public Key Infrastructure, Cryptography, Data Security, Cryptographic Protocols, Advanced Encryption Standard (AES), Cybersecurity, Network Security, Blockchain, Authentications, Data Integrity, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Cyber Attacks, Data Security, Safety and Security, Cybersecurity, Security Software, Computer Security Awareness Training, Information Systems Security, Security Strategy, Incident Response, Data Storage, Vulnerability Assessments, Patch Management
Mixed · Course · 1 - 3 Months

École Nationale des Ponts et Chaussées
Skills you'll gain: Petroleum Industry, Sustainable Engineering, Environmental Engineering, Oil and Gas, Environment Health And Safety, Construction Engineering, Civil Engineering, Occupational Safety and Health Administration (OSHA), Safety Assurance, Transportation Operations, Sustainable Design, Energy and Utilities, Materials science, Construction, Chemical Engineering, Technical Standard, Chemistry, Production Process, Performance Testing, Manufacturing Processes
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Human Capital, People Management, Leadership and Management, Leadership Studies, Decision Making, Organizational Structure, Organizational Effectiveness, Organizational Change, Employee Performance Management, Performance Management, Team Motivation, Compensation Management, Change Management, Job Analysis, Recruitment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Medical Terminology, Obstetrics And Gynecology, Urology, Gynecology, Anatomy, General Medical Tests and Procedures, Medical Records, Pathology, Diagnostic Tests, Physiology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Computer Graphics, 3D Modeling, 3D Assets, Visualization (Computer Graphics), Art History, Image Quality, Performance Tuning, Design, Aesthetics
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Network Security, Intrusion Detection and Prevention, Command-Line Interface, Cybersecurity, Information Systems Security, Local Area Networks, Firewall, Windows PowerShell, Hardening, Threat Detection, Linux, Penetration Testing, Network Architecture, Wireless Networks, Vulnerability Assessments, System Configuration, IT Automation, Encryption, Network Analysis, Public Key Infrastructure
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Maintainability, Code Review, Test Driven Development (TDD), API Testing, LLM Application, API Design, Microsoft Visual Studio, Software Engineering, Engineering Software, Software Technical Review, Program Development, Application Lifecycle Management, Unit Testing, Microservices, Peer Review, Quality Assessment
Intermediate · Course · 1 - 4 Weeks

Technical University of Denmark (DTU)
Skills you'll gain: Laboratory Testing, Quality Assurance, Microbiology, Infectious Diseases, Bioinformatics, Medical Laboratory, Molecular, Cellular, and Microbiology, Epidemiology, Public Health and Disease Prevention, Data Quality, Medical Science and Research, Biology, Public Health
Intermediate · Course · 1 - 3 Months

Tsinghua University
Skills you'll gain: Data Structures, Algorithms, Graph Theory, Computational Thinking, Vector Databases, Programming Principles, Database Design, Pseudocode, Query Languages, Theoretical Computer Science, Computer Science, Computer Programming, Performance Tuning
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Data Ethics, Healthcare Ethics, Responsible AI, Ethical Standards And Conduct, Computer Security Awareness Training, Cybersecurity, Diversity Awareness, Generative AI, Artificial Intelligence, Information Technology, Medical Privacy, Information Privacy, Social Impact, Media and Communications, Automation, Robotics, Cultural Diversity, Personally Identifiable Information, Law, Regulation, and Compliance, Emerging Technologies
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Rutgers the State University of New Jersey
Skills you'll gain: Risk Management, Derivatives, Risk Mitigation, Portfolio Risk, Business Risk Management, Financial Trading, International Finance, Market Research
Intermediate · Course · 1 - 3 Months