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.

Northeastern University
Skills you'll gain: User Centered Design, Innovation, Market Opportunities, Target Market, Growth Strategies, Business Transformation, Digital Transformation, New Product Development, New Business Development, Strategic Planning, Customer Analysis, Emerging Technologies, Health Technology, Business Modeling, Critical Thinking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, Endpoint Security, Hardening, Virtual Private Networks (VPN), Firewall, Network Administration, Cloud Security, Cybersecurity, Infrastructure Security, Role-Based Access Control (RBAC), Cloud Computing, Authorization (Computing), Identity and Access Management, Email Security, Network Infrastructure, Network Protocols, Authentications, System Configuration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Web Analytics and SEO, Search Engine Optimization, Search Engine Marketing, AI Enablement, Generative AI, Marketing Strategy and Techniques, Blogs, Digital Marketing, Content Marketing, Content Creation, Web Content, Semantic Web, Keyword Research, Content Strategy, Growth Strategies, Artificial Intelligence, Web Analytics, Competitive Analysis, Performance Measurement
Intermediate · Specialization · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: Instructional Strategies, Student-Centred Learning
Intermediate · Course · 1 - 3 Months

American Council on Exercise
Skills you'll gain: Selling Techniques, Sales, Customer Retention, Consultative Selling, Customer Acquisition Management, Performance Measurement, Customer Relationship Building, Professional Development, Customer Engagement, Exercise Science, Goal Setting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Writing, Storytelling, Journals, Personal Development, Persistence, Lifelong Learning, Self-Awareness, Self-Motivation, Self-Discipline, Resilience, Creativity, Mindfulness, Mental Concentration, Emotional Intelligence, Overcoming Obstacles
Beginner · Course · 1 - 4 Weeks

EDHEC Business School
Skills you'll gain: Investment Management, Portfolio Management, Portfolio Risk, Investments, Return On Investment, Asset Management, Risk Analysis, Financial Modeling, Risk Management, Financial Analysis, NumPy, Python Programming, Simulations, Pandas (Python Package), Matplotlib, Data Manipulation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Hardening, Linux Administration, System Monitoring, Linux Commands, Performance Tuning, Linux, Systems Administration, File Management, Network Troubleshooting, Unix Commands, Debugging, Service Management, User Accounts, OS Process Management
Advanced · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Data Literacy, Data Ethics, Data-Driven Decision-Making, Analytics, Root Cause Analysis, Lean Methodologies, Six Sigma Methodology, Data Analysis, Operational Efficiency, Operational Excellence, Case Studies, Process Improvement, Quality Management Systems, Data Quality, Data Security, Product Quality (QA/QC), Internet Of Things
Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Oral and Dental Care, Oral Health, Oral Cancer Screening, Dentistry, Cardiology, Pain Management, General Medicine, Endocrinology, Oncology, Hematology, Pharmacology
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Sprint Planning, Sprint Retrospectives, Agile Methodology, Backlogs, Agile Project Management, Estimation, Capacity Planning, Project Estimation, Meeting Facilitation, User Story, Dependency Analysis, Goal Setting, Capacity Management, Cross-Functional Team Leadership, Prioritization, Collaboration, Stakeholder Management, Team Building, Risk Mitigation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), Pivot Tables And Charts, Data Manipulation, Data Import/Export, NumPy, Time Series Analysis and Forecasting, Business Reporting, Jupyter, Data Wrangling, Microsoft Excel, Data Transformation, Matplotlib, Data Analysis, Data Cleansing, Data Preprocessing, Analytics, Data Processing, Management Reporting, Business Analytics, Python Programming
Beginner · Specialization · 1 - 3 Months