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.

Banco Interamericano de Desarrollo
Skills you'll gain: Project Risk Management, Risk Management, Project Design, Work Breakdown Structure, Risk Analysis, Risk Mitigation, Case Studies, Cost Management, Earned Value Management, Project Scoping, Project Schedules, Project Management, Project Closure, Sustainable Development, Program Evaluation, Scope Management, Communication Planning, Procurement, Budget Management, Continuous Monitoring
Beginner · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Generative Adversarial Networks (GANs), Generative AI, PyTorch (Machine Learning Library), Image Analysis, Convolutional Neural Networks, Responsible AI, Data Ethics, Unsupervised Learning, Information Privacy, Data Synthesis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, Relational Databases, SQL, Databases, R Programming, Database Management, Data Science, Data Modeling, Query Languages, Data Access, Data Manipulation, Data Analysis
Beginner · Course · 1 - 3 Months

University of Geneva
Skills you'll gain: Pollution Prevention, Water Resources, Water Resource Management, Environmental Regulations, Environmental Laws, Arbitration, Climate Change Adaptation, International Relations
Intermediate · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Structural Engineering, Construction, Construction Engineering, Civil Engineering, Engineering Practices, Architectural Engineering, Building Design, Manufacturing Processes
Intermediate · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Construction, Structural Engineering, Building Codes, Construction Engineering, Architectural Engineering, Structural Analysis, Civil Engineering, Engineering Software, Engineering Design Process, Engineering Analysis, Technical Standard
Advanced · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Epidemiology, Public Health, Infectious Diseases, Community Health, Economics, Policy, and Social Studies, Health Systems, Socioeconomics, Health Policy, Emergency Response, Patient Evaluation, Immunology, Diagnostic Tests, Microbiology, Media and Communications, Molecular Biology, Pathology
Beginner · Course · 1 - 3 Months

Adobe
Skills you'll gain: Adobe Acrobat, Document Management, Workflow Management, Productivity Software, Collaborative Software, Process Design, Design Reviews, File Management, Presentations, Client Services, Graphic Design, Marketing Design, Digital Design, Version Control, Branding, Constructive Feedback, Editing
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Unix Commands, Bioinformatics, Unix, Data Management, Command-Line Interface, Linux Commands, Molecular Biology, Big Data, File Management, Data Analysis Software, Data Processing
Mixed · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Vibe coding, Model Context Protocol, Context Management, AI Workflows, Integrated Development Environments, Software Installation, Code Review, System Configuration, Computer Programming Tools, Debugging, Prompt Engineering, Web Development Tools, Software Development, User Interface (UI), Web Development
Intermediate · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Social Justice, Political Sciences, Economics, Policy, and Social Studies, Community Organizing, Social Sciences, Advocacy, Public Policies, Human Relations Movement, Governance, International Relations
Beginner · Course · 1 - 3 Months

Berklee
Skills you'll gain: Music Theory, Music, Musical Composition, Music Performance, Peer Review, Media Production, Post-Production
Mixed · Course · 1 - 4 Weeks