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.

Pontificia Universidad Católica de Chile
Skills you'll gain: Computer Architecture, System Design and Implementation, Computational Logic, Computer Hardware, Functional Design, Data Storage
Mixed · Course · 1 - 3 Months

Skills you'll gain: Microsoft Project, Timelines, Project Schedules, Milestones (Project Management), Scheduling, Data Visualization, Workflow Management, Dependency Analysis, Project Management, Project Planning
Beginner · Guided Project · Less Than 2 Hours
University of Illinois Urbana-Champaign
Skills you'll gain: Financial Market, Capital Budgeting, Finance, Investment Management, Investments, Securities (Finance), Equities, Decision Making, Financial Analysis, Return On Investment, Business Valuation, Cash Flows, Risk Analysis
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Model Context Protocol, AI Security, Threat Modeling, AI Workflows, Secure Coding, LLM Application, Enterprise Architecture, Generative AI Agents, Security Controls, Interoperability, Agentic systems, Generative AI
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Data Visualization, Interactive Data Visualization, Data Presentation, Infographics, Data Visualization Software, Data Storytelling, Plotly, Matplotlib, Journalism, Graphing, Data Literacy, Color Theory, Data Manipulation, Design Elements And Principles, Data Analysis
Beginner · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Three-Phase, Electrical Engineering, Electric Power Systems, Electrical Power, Power Electronics, Electronic Components, Electronics, Network Analysis, Simulation and Simulation Software
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Figma (Design Software), Responsive Web Design, User Interface and User Experience (UI/UX) Design, Usability, Web Design, User Experience, User Interface (UI), Typography, Design Elements And Principles, Layout Design, Color Theory, UI Components, Wireframing, Web Components, Mockups
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Root Cause Analysis, Six Sigma Methodology, Quality Management, Kaizen Methodology, Lean Methodologies, Process Improvement, Pareto Chart, Quality Control, Statistical Process Controls, Data Analysis, Corrective and Preventive Action (CAPA), Microsoft Excel, Diagram Design
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Web Content Accessibility Guidelines, Compliance Auditing, Compliance Management, Regulatory Compliance, Case Studies, Usability, Web Design, User Interface (UI), Auditing, Web Development Tools, Automation, Consulting, Test Tools, Gap Analysis, Stakeholder Communications, Prioritization
Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Pain Management, Treatment Planning, Music, Education Software and Technology, Patient Evaluation, Mindfulness, Creativity, Self-Awareness, Stress Management, Patient Education And Counseling, Verbal Communication Skills, Mental Health Therapies
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Innovation, Creativity, Creative Thinking, Creative Problem-Solving, Ideation, Cognitive flexibility, Open Mindset, Curiosity, Initiative and Leadership, Empowerment, Organizational Leadership, Persistence, Problem Solving, Self-Motivation, Growth Mindedness, Emotional Intelligence
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Sustainability Reporting, Sustainable Business, Corporate Sustainability, Organizational Change, Sustainable Development, Sustainable Design, Proposal Development, Stakeholder Analysis, Environmental Social And Corporate Governance (ESG), Supply Chain Management, Sustainability Standards, Leadership and Management, Environmental Issue, Change Management, Stakeholder Engagement, Key Performance Indicators (KPIs), Financial Analysis, Energy and Utilities, Systems Thinking, Stakeholder Management
Intermediate · Specialization · 3 - 6 Months