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: Good Manufacturing Practices, Legal Risk, Case Studies
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: CrewAI, AI Orchestration, Agentic Workflows, Generative AI Agents, Agentic systems, LLM Application, Automation, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, System Monitoring, Workflow Management, Tool Calling, Continuous Monitoring, Scalability, Prompt Engineering, Code Review, Integration Testing, User Feedback
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Risk Management Framework, Compliance Auditing, Regulatory Compliance, Communication Strategies
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Data Warehousing, Dashboard, Star Schema, Data Visualization Software, Data Mart, MicroStrategy, Business Intelligence, Data Integration, Data Architecture, Extract, Transform, Load, Data Modeling, Case Studies, PostgreSQL, SQL, Data Transformation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Animations, Content Creation, Social Media, Creative Design, Graphical Tools, Design, Graphic Design, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Programming Principles, Scripting, Scripting Languages, Data Structures, Development Environment, Microsoft Visual Studio, Integrated Development Environments, Computer Programming, Software Installation, Algorithms, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Web Scraping, Data Visualization, Data Preprocessing, Data Cleansing, Exploratory Data Analysis, Scripting, Data Analysis, Data Manipulation, Data Import/Export, Extensible Markup Language (XML), Python Programming, Jupyter, GitHub
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Virtualization, Cloud Computing, Virtual Machines, Cloud Services, Virtual Networking, Network Architecture, Computer Hardware, Mobile Security, Operating Systems, Computer Displays, Wireless Networks, Android (Operating System), Apple iOS
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Excel, Spreadsheet Software, Real Time Data
Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Program Evaluation, Health Equity, Quantitative Research, Data Analysis, Statistical Analysis, Analysis, Statistical Reporting, Data Collection, Sampling (Statistics), Public Health and Disease Prevention, Regression Analysis, Maternal Health, Data Quality
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cybersecurity, Network Security, Cloud Security, Application Security, OSI Models, Cryptography, Encryption, Endpoint Security, Firewall, Malware Protection, Wireless Networks, Network Protocols, Public Key Infrastructure, Data Integrity, Virtualization
Intermediate · Course · 1 - 4 Weeks

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Recruitment, Job Analysis, Consultative Approaches, Market Research, Recruitment Strategies, Talent Acquisition, Marketing Materials, Talent Sourcing, Compensation Management, Needs Assessment, Competitive Analysis, Branding
Beginner · Course · 1 - 4 Weeks