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.

Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Interactive Data Visualization, Data Visualization Software, Database Design, Shiny (R Package), Dashboard, Data Wrangling, Exploratory Data Analysis, Relational Databases, Data Analysis, Statistical Visualization, Big Data, Microsoft Excel, IBM Cognos Analytics, Analytical Skills, Excel Formulas, Data Manipulation, Web Scraping
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

University of Colorado System
Skills you'll gain: Social Studies, World History, Intercultural Competence, European History, International Relations, Cultural Diversity, Culture, Diversity Awareness, Research, Research Methodologies, Governance
Beginner · Course · 1 - 3 Months

Rice University
Skills you'll gain: Basic Electrical Systems, Electrical Engineering, Physics, Electrical Systems, Electronics, Electronic Components, electromagnetics, Problem Solving, Mechanics, Calculus, Linear Algebra, Integral Calculus
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Encryption, Risk Management Framework, Multi-Factor Authentication, Information Systems Security, Cybersecurity, Identity and Access Management, Authentications, Personally Identifiable Information, Security Controls, Threat Management, Data Security, Information Privacy, Network Security, Authorization (Computing)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Sales Process, Sales Presentations, Verbal Communication Skills, Product Knowledge, Communication, Sales Enablement, Sales, Non-Verbal Communication, General Sales Practices, Sales Strategy, Microsoft Copilot, Personalized Service, Value Propositions, Customer Relationship Management, AI Enablement
Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Transportation, Supply Chain, and Logistics, Transportation Operations, Supply Chain Planning, Logistics Management, Shipping and Receiving, Service Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: Amazon Elastic Compute Cloud, Amazon Web Services, Cloud Hosting, Front-End Web Development, React.js, Javascript, Web Development Tools, Full-Stack Web Development, Web Applications, Cloud Security, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Firefly, Adobe Photoshop, Photo Editing, Storytelling, Adobe Creative Cloud, Generative AI Agents, Image Quality, Color Theory, Generative AI, Photography, Graphic and Visual Design, Graphics Software, Editing, Creative Design, Data Import/Export, Design Software, Design, Creative Thinking, Creativity, Portfolio Management
Beginner · Specialization · 1 - 3 Months

University of London
Skills you'll gain: User Experience Design, Wireframing, Application Design, Technical Communication, Prototyping, Web Development, User Research, Usability Testing, Responsive Web Design, Version Control, Brainstorming, Project Planning, Application Programming Interface (API), Javascript, MongoDB
Mixed · Course · 1 - 3 Months

Skills you'll gain: Programmable Logic Controllers, Animations, Human Machine Interfaces, Control Systems, Visualization (Computer Graphics), Control Panels, Test Tools, Interactive Design, Electrical Wiring, Automation Engineering, Simulations, User Interface (UI) Design, User Feedback, System Configuration
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: TCP/IP, Network Protocols, Dynamic Host Configuration Protocol (DHCP), Network Security, OSI Models, Network Routing, Network Infrastructure, Software-Defined Networking, Local Area Networks, Virtualization
Mixed · Course · 1 - 3 Months
LearnQuest
Skills you'll gain: Closing (Sales), Sales Prospecting, Sales Presentations, Overcoming Objections, Sales, Sales Process, Sales Strategy, Sales Enablement, Sales Management, Sales Pipelines, Customer Relationship Management (CRM) Software, Lead Generation, Negotiation, Business Ethics, Global Marketing, Customer Engagement, Business Process Automation, Law, Regulation, and Compliance, Key Performance Indicators (KPIs), Cultural Diversity
Beginner · Course · 1 - 4 Weeks