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.

Rutgers the State University of New Jersey
Skills you'll gain: Negotiation, Contract Negotiation, Procurement, Strategic Sourcing, Goal Setting, Communication, Business Research, Stakeholder Communications
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Software Design, Java, Java Programming, AI Personalization, Data Processing, Data Analysis, Data Structures, Algorithms, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: User Provisioning, User Accounts, Mobile Security, Cloud Computing, Security Controls, Identity and Access Management, Cloud Security, Security Assertion Markup Language (SAML), Single Sign-On (SSO), System Configuration, Multi-Factor Authentication, Data Loss Prevention
Beginner · Course · 1 - 3 Months

Skills you'll gain: Electrical Safety, Maintenance, Repair, and Facility Services, Safety Standards, Hardware Troubleshooting, Test Equipment, Electrical Systems, Basic Electrical Systems, High Voltage, Safety and Security, End User Training and Support, Sustainable Technologies, Transportation Operations, Emerging Technologies
Beginner · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Tensorflow, Keras (Neural Network Library), Model Evaluation, Deep Learning, Image Analysis, Convolutional Neural Networks, Transfer Learning, Supervised Learning, Computer Vision, Model Deployment, Artificial Neural Networks, Data Preprocessing
Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Project Planning, Conflict Management, Stakeholder Management, Planning, Project Management, Project Scoping, Work Breakdown Structure, Stakeholder Analysis, Project Coordination, Leadership and Management, Influencing, Organizational Structure
Mixed · Course · 1 - 3 Months

Skills you'll gain: Content Performance Analysis, Video Editing, Social Media, Photography, Photo Editing, Branding, Brand Awareness, Drive Engagement
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Network Security, Network Protocols, TCP/IP, Cloud Computing, Firewall, Cloud Services, General Networking, Networking Hardware, Network Architecture, OSI Models, Microsoft Azure, Computer Networking, Network Infrastructure, Network Monitoring, Virtualization
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Data Visualization Software, PySpark, Data Visualization, Data Storytelling, Statistical Visualization, Site Reliability Engineering, Docker (Software), Databricks, Containerization, Interactive Data Visualization, Plot (Graphics), Plotly, Data Pipelines, Kubernetes, Matplotlib, Apache Spark, Apache Hadoop, Big Data, Data Science, Python Programming
Intermediate · Specialization · 1 - 3 Months

University at Buffalo
Skills you'll gain: Data Storytelling, Statistical Process Controls, Data Literacy, Process Mapping, Data Ethics, Data Visualization, Data-Driven Decision-Making, Data Collection, Process Improvement, Data Visualization Software, Business Process, Business Analytics, Tableau Software, Analytics, Data Analysis, Root Cause Analysis, Minitab, Lean Methodologies, Six Sigma Methodology, Process Analysis
Beginner · Specialization · 1 - 3 Months

SAE Institute México
Skills you'll gain: Instrumental Music, Music, Musical Composition, Editing, Creativity
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative AI Agents, Agentic systems, Agentic Workflows, Generative AI, Email Automation, Prompt Engineering, Make.com, AI Workflows, ChatGPT, Expense Management, Expense Reports, Workflow Management, Artificial Intelligence, Google Sheets, Travel Arrangements, Natural Language Processing
Beginner · Course · 1 - 4 Weeks