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.

Cisco Learning and Certifications
Skills you'll gain: Software-Defined Networking, Network Engineering, Network Architecture, Scripting, Application Programming Interface (API), Data Modeling, General Networking, Network Planning And Design, Automation, Network Administration, Linux Commands, Python Programming, Network Protocols, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Verification And Validation, Health Systems, Systems Engineering, Model Based Systems Engineering, Health Technology, Healthcare Industry Knowledge, Systems Integration, Requirements Analysis, Enterprise Architecture, Conceptual Design
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Pivot Tables And Charts, Spreadsheet Software, Microsoft Excel, Data Visualization Software, Google Sheets
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, Large Language Modeling, Data Preprocessing, Convolutional Neural Networks, Plot (Graphics), Generative AI, Deep Learning, Unsupervised Learning, Model Evaluation, Natural Language Processing, Responsible AI, Time Series Analysis and Forecasting, Data Visualization, Transfer Learning, Supervised Learning, Data Ethics, Image Analysis, Recurrent Neural Networks (RNNs), Model Deployment, Embeddings
Intermediate · Specialization · 3 - 6 Months

University of Houston
Skills you'll gain: Disabilities, Social Justice, Culture, Diversity Awareness, Sociology, Communication Disorders, Social Sciences, Cultural Diversity, Language Learning, Special Education, Education and Training, Non-Verbal Communication, Civil Law
Beginner · Course · 1 - 3 Months

Erasmus University Rotterdam
Skills you'll gain: Economic Development, Community Development, Entrepreneurship, Project Design, Sustainable Development, Socioeconomics, International Relations, Competitive Analysis, New Business Development, Innovation, Business Economics, Policy Development, Governance
Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Combinatorics, Theoretical Computer Science, Algorithms, Graph Theory, Computational Thinking, Operations Research, Applied Mathematics, Python Programming, Mathematical Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: A/B Testing, Marketing Analytics, Advertising Campaigns, Campaign Management, Data Presentation, Presentations, Marketing, Marketing Effectiveness, Social Media Campaigns, Advertising, Digital Advertising, Marketing Strategies, Social Media Marketing, Facebook, Data-Driven Decision-Making, Data Analysis, Brand Awareness, Key Performance Indicators (KPIs), Target Audience
Beginner · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Feature Engineering, Unsupervised Learning, Data Ethics, Statistical Visualization, Data Storytelling, Big Data, Relational Databases, Supervised Learning, Database Systems, Dataflow, Data Visualization Software, Databases, Statistical Machine Learning, Model Evaluation, Predictive Analytics, R Programming, Data Analysis, SQL, Predictive Modeling, Python Programming
Intermediate · Specialization · 3 - 6 Months

Yonsei University
Skills you'll gain: Sustainable Development, Environmental Issue, Community Development, Socioeconomics, Environmental Policy, Sustainability Standards, Economics, Policy, and Social Studies, International Relations, Social Justice, Strategic Partnership, Climate Change Adaptation, Climate Change Mitigation, Empowerment, Governance, Innovation
Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Peer Review, Spanish Language, Oral Expression, Oral Comprehension, Culture, Writing and Editing, Vocabulary, Research
Beginner · Course · 1 - 3 Months

Skills you'll gain: Business Analysis, Business Process Modeling, Stakeholder Analysis, Process Optimization, Requirements Management, Business Requirements, Stakeholder Management, Process Analysis, Data Modeling, Agile Methodology, Stakeholder Engagement, Requirements Analysis, Process Improvement, User Story, Project Management, Data Flow Diagrams (DFDs), Risk Management, Business Process, Needs Assessment, Ethical Standards And Conduct
Intermediate · Specialization · 3 - 6 Months