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.

University of Illinois Urbana-Champaign
Skills you'll gain: Disabilities, Web Content Accessibility Guidelines, Education and Training, Adaptive Equipment, Hypertext Markup Language (HTML), Instructional Design, Visual Impairment Education, Law, Regulation, and Compliance, Microsoft Office, Advocacy
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: ASP.NET, Object Oriented Programming (OOP), Object Oriented Design, Frontend Integration, Middleware, Programming Principles, Application Frameworks, Object-Relational Mapping, Model View Controller, Event-Driven Programming, User Interface (UI), Cascading Style Sheets (CSS), Authentications, Development Environment, Debugging
Beginner · Specialization · 1 - 3 Months

Simplilearn
Skills you'll gain: Marketing Automation, AI Personalization, Marketing Analytics, Digital Marketing, Marketing Strategies, Marketing, Customer Analysis, Digital Advertising, Predictive Analytics, Image Analysis, Artificial Intelligence, Customer Engagement, ChatGPT, Search Engine Optimization, Automation, Visual Merchandising, Computer Vision
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Virtual Networking, Network Administration, Network Troubleshooting, TCP/IP, Computer Networking, Local Area Networks, General Networking, Network Switches, Network Routers, Simulations, Configuration Management, Information Technology, Verification And Validation, System Testing
Intermediate · Guided Project · Less Than 2 Hours

Northeastern University
Skills you'll gain: Performance Improvement, Process Analysis, Health Care Administration, Health Systems, Business Analytics, Clinical Trials, Systems Thinking, Quality Improvement, Change Management, Analytics, Patient-centered Care, Health Care, Care Coordination, Complex Problem Solving, Data Analysis, Strategic Thinking, Decision Making, Artificial Intelligence and Machine Learning (AI/ML), Leadership
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Analytics, Social Media Marketing, Social Media Campaigns, Marketing Effectiveness, Social Media Strategy, Digital Advertising, Advertising Campaigns, Social Media, Data Analysis, Data Presentation, Marketing, Digital Marketing, Facebook, A/B Testing, Key Performance Indicators (KPIs), Return On Investment, Presentations, Communication
Beginner · Course · 1 - 4 Weeks

Tsinghua University
Skills you'll gain: Cultural Diversity, Culture, English Language, Literacy, Writing, Interpersonal Communications, Grammar, Vocabulary
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Employee Coaching, Coaching, Organizational Change, Key Performance Indicators (KPIs), Management Training And Development, Team Performance Management, Employee Performance Management, Performance Management, Leadership and Management, Performance Measurement, Meeting Facilitation, Constructive Feedback, Professional Development, Personal Development, Goal Setting, Active Listening, Communication Strategies, Self-Awareness
Mixed · Course · 1 - 3 Months

Skills you'll gain: Incident Response, Computer Security Incident Management, Incident Management, Cyber Threat Intelligence, Security Information and Event Management (SIEM), Threat Detection, Vulnerability Assessments, Technical Communication, Intrusion Detection and Prevention, Cybersecurity, Vulnerability Management, Continuous Monitoring, Threat Management, Communication Strategies, Digital Forensics, Root Cause Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: C and C++, Object Oriented Programming (OOP), C++ (Programming Language), Data Validation, Object Oriented Design, Computer Programming, Programming Principles, Computer Science
Intermediate · Course · 1 - 4 Weeks

National Academy of Sports Medicine
Skills you'll gain: Nutritional Assessment, Meal Planning And Preparation, Nutrition and Diet, Nutrition Education, Pharmacology, Exercise Science, Critical Thinking, Sports Medicine, Drug Interaction, Food Quality Assurance And Control, Physiology, Decision Making, Health Promotion, Health And Wellness Coaching, Regulatory Compliance, General Science and Research, Overcoming Obstacles
Intermediate · Specialization · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Prompt Engineering, MongoDB, Query Languages, Metadata Management, Performance Tuning, Embeddings, Data Pipelines
Intermediate · Project · Less Than 2 Hours