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: Selenium (Software), Test Tools, Test Automation, Software Testing, Test Script Development, Test Case, Regression Testing, Test Execution Engine, Javascript and jQuery, Browser Compatibility, Automation, Software Design Patterns, UI Components, Java
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: LangChain, LLM Application, Tool Calling, ChatGPT, Generative AI Agents, Prompt Engineering, Application Development, Python Programming
Intermediate · Project · Less Than 2 Hours
Rice University
Skills you'll gain: Critical Thinking, Oral Comprehension, Vocabulary, Active Listening, Literacy, Analytical Skills, Verbal Communication Skills, English Language, Learning Strategies, Peer Review, Grammar, Organizational Skills, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Advanced Analytics, Hospitality Management, Budgeting, Financial Forecasting, Variance Analysis, Hotel Operations, Corporate Sustainability, Revenue Management, Financial Analysis, Performance Analysis, Trend Analysis, Sustainability Reporting, Analysis, Strategic Decision-Making, Key Performance Indicators (KPIs)
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Sustainable Business, Sustainability Reporting, Corporate Sustainability, Environmental Social And Corporate Governance (ESG), Sustainable Development, Sustainability Standards, Business Reporting, Annual Reports, Strategic Leadership, Leadership, Social Impact, Climate Change Mitigation, Marketing Management, Accounting, Marketing, Communication
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Compliance Management, Law, Regulation, and Compliance, Legal Risk, Business Ethics, Internal Controls, Risk Analysis, Risk Mitigation, Ethical Standards And Conduct, Risk Management, Due Diligence, Employee Training, International Relations, Operations Management, Strategic Planning, Case Studies
Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Information Systems Security, Cybersecurity, Encryption, Proxy Servers, Information Privacy, Servers, Web Servers, Network Routing, Cloud Hosting
Intermediate · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Relationship Building, Relationship Management, Psychology, Human Relations Movement, Interpersonal Communications, Cultural Diversity, Research, Behavioral Management
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Physics, General Science and Research, Scientific Methods, Environment, Scientific Visualization, Safety Assurance, Simulations, Mathematical Modeling
Beginner · Course · 1 - 3 Months

Skills you'll gain: Unix Shell, Unix Commands, Shell Script, Bash (Scripting Language), Unix, Command-Line Interface, Linux Commands, Scripting, Linux, System Monitoring, File Management, System Programming, OS Process Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Data Integration, SQL Server Integration Services (SSIS), Data Cleansing, Data Pipelines, Data Quality, Data Migration, Database Management, Data Transformation, File Management, Data Manipulation, Data Processing, Metadata Management, JSON, Extensible Markup Language (XML), Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Microsoft Copilot, Content Performance Analysis, Marketing and Public Relations, Editing, Customer Insights, Content Development and Management, Proofreading, Public Relations, Integrated Marketing Communications, Customer Analysis, Content Creation, Marketing Communications, Persona Development, Writing and Editing, Content Management, Content Marketing, Content Strategy, Generative AI, Marketing Strategies
Beginner · Specialization · 3 - 6 Months