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 California, Irvine
Skills you'll gain: Core Data (Software), Apple iOS, iOS Development, JSON, Objective-C (Programming Language), OAuth, Authentications, Mobile Development, Single Sign-On (SSO), Secure Coding, Data Store, Cryptographic Protocols, Application Security, Data Persistence
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Information Privacy, General Data Protection Regulation (GDPR), AI Security, Responsible AI, Personally Identifiable Information, Legal Technology, Data Security, Data Ethics, Large Language Modeling, Business Ethics, Data Governance, Prompt Engineering, Cyber Security Strategy, Legal Risk, Data Loss Prevention, Generative AI, Regulatory Compliance, Cybersecurity, Risk Analysis, Governance
Beginner · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Git (Version Control System), Version Control, Integrated Development Environments, Eclipse (Software), Application Lifecycle Management, Release Management, Collaborative Software, Code Review
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Fire And Life Safety, Building Codes, Building Services Engineering, HVAC, Mechanical Ventilation, Safety Standards, Health And Safety Standards, Engineering Calculations, Mechanical Engineering
Intermediate · Course · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: Vibrations, Control Systems, Mechanics, Torque (Physics), Mechanical Engineering, Engineering Analysis, Engineering Calculations, Differential Equations, Mathematical Modeling, Simulation and Simulation Software
Advanced · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Data Collection, Survey Creation, Research Design, Data Quality, Data Analysis, Data Validation, Sampling (Statistics), Data Management, Big Data, Statistical Methods
Intermediate · Course · 1 - 4 Weeks

Saïd Business School, University of Oxford
Skills you'll gain: Financial Inclusion, Responsible AI, Data Ethics, Data Governance, FinTech, Financial Data, AI Personalization, Law, Regulation, and Compliance, Mobile Banking, Data Sharing, Financial Regulation, Payment Systems, Financial Services, Open Source Technology, Finance, Governance, Business Ethics, Human Centered Design, Product Design, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

University of Florida
Skills you'll gain: Land Management, Environment and Resource Management, Plant Operations and Management, Sustainable Systems, Water Resources, Natural Resource Management, Environment, Environmental Science, Biology
Intermediate · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Prompt Engineering, Generative AI Agents, Retrieval-Augmented Generation, Generative Model Architectures, CrewAI, AI Orchestration, Vector Databases, AI Workflows, Model Deployment, AI Personalization, Generative AI, Transfer Learning, Kubernetes, Enterprise Application Management, ChatGPT, Agentic systems, MLOps (Machine Learning Operations), Python Programming, System Monitoring, Engineering
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Sustainable Design, Sustainable Business, Sustainable Technologies, Operations Management, Manufacturing Operations, Environmental Engineering, Corporate Sustainability, Business Leadership, Industrial Engineering, Climate Change Mitigation, Product Design, Environmental Resource Management, Waste Minimization, Systems Thinking, Digital Transformation, Emerging Technologies
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Qualitative Research, Market Research, Strategic Decision-Making, Key Performance Indicators (KPIs), Quantitative Research, Innovation, Target Audience, Data-Driven Decision-Making, Sustainable Business, Benchmarking, Business Acumen, Value Propositions, Descriptive Statistics, Performance Measurement, Ideation, Team Performance Management, Competitive Analysis, Risk Management, Business Strategy, Data Analysis
Intermediate · Specialization · 3 - 6 Months

Arizona State University
Skills you'll gain: digital literacy, Productivity, Personal Development, Self-Awareness, Telecommuting, Stress Management, Health And Wellness Coaching, Mental Health, Behavioral Health, Relationship Building, Decision Making
Mixed · Course · 1 - 3 Months