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.

Commonwealth Education Trust
Skills you'll gain: Teaching, Professional Development, Lifelong Learning, Ethical Standards And Conduct, Professionalism, Personal Development, Willingness To Learn, Collaboration, Self-Awareness, Accountability, Leadership
Mixed · Course · 1 - 3 Months

Universiteit Leiden
Skills you'll gain: Ancient History, Culture, Language Learning, Anthropology, Social Studies, Multilingualism, Literacy, Research, Research Methodologies
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Authentications, Incident Response, MITRE ATT&CK Framework, Security Controls, Cryptography, Malware Protection, Threat Modeling, Endpoint Security, Key Management, Authorization (Computing), Public Key Infrastructure, Vulnerability Assessments, Risk Management, Network Security, Application Security, Business Continuity Planning, Asset Management, Cloud Security, OSI Models, Continuous Monitoring
Beginner · Specialization · 1 - 3 Months

Microsoft
Skills you'll gain: Program Management, Return On Investment, Project Portfolio Management, Organizational Strategy, Project Management, Project Management Life Cycle, Leadership and Management, Benefits Administration, Process Improvement, Strategic Decision-Making, Goal Setting
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Environmental Monitoring, Environmental Engineering and Restoration, Water Resource Management, Land Management, Natural Resource Management, Hydrology, Environment and Resource Management, Water Quality, Climate Change Adaptation, Environmental Science, Biology
Intermediate · Course · 1 - 4 Weeks

Sungkyunkwan University
Skills you'll gain: Music, Music History, Music Theory, World Music, Aesthetics, Culture, Cultural Diversity
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Eclipse (Software), Java Programming, Object Oriented Programming (OOP), Java, Object Oriented Design, Integrated Development Environments, Development Environment, Computer Programming, Debugging, Virtual Machines, Algorithms
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Video Editing, Adobe Premiere, Editing, Cinematography, Post-Production, Video Production, Timelines, Storytelling
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Microsoft Excel, Visual Basic (Programming Language), Simulations, Code Review, User Interface (UI), Automation, Debugging, Data Management
Advanced · Course · 1 - 3 Months

Skills you'll gain: Sprint Planning, Scrum (Software Development), Azure DevOps, Backlogs, Kanban Principles, Agile Software Development, Project Management, DevOps
Beginner · Guided Project · Less Than 2 Hours
University of Illinois Urbana-Champaign
Skills you'll gain: Business Analysis, Analytics, Data Preprocessing, Data Analysis, Data-Driven Decision-Making, Data Presentation, Python Programming
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Video Editing, Video Production, Videography, Photo/Video Production and Technology, Cinematography, Photography, Storytelling, Design Reviews, Post-Production, Peer Review, Creativity
Intermediate · Specialization · 1 - 3 Months