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.

Coursera
Skills you'll gain: AI Security, Test Driven Development (TDD), Vulnerability Assessments, Unit Testing, Code Coverage, Vulnerability Scanning, Continuous Integration, Dependency Analysis, Secure Coding, CI/CD, Software Testing, Test Automation, Integration Testing, Continuous Deployment, Software Versioning, Large Language Modeling
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Medical Privacy, Medical Records, Medical Office Procedures, Conflict Management, Health Information Management, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Electronic Medical Record, Cultural Responsiveness, Patient Registration, Medical History Documentation, Patient Education And Counseling, Care Coordination, Patient-centered Care, Professionalism, Professional Development, Time Management, Emotional Intelligence, Teamwork, Interpersonal Communications, Patient Flow
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Sample Size Determination, Data Strategy, Analytical Skills, Data-Driven Decision-Making, Data Analysis, Analytics, Jupyter, Data Science, Statistical Analysis, Data Collection, Data Mining, Data Management, MLOps (Machine Learning Operations), Research and Design, Version Control, Software Documentation
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Surveys, Survey Creation, Customer Insights, Data Import/Export, Data Presentation, Market Research, Marketing Analytics, Customer Analysis, Marketing Strategies, Target Audience, Presentations, Data Analysis, Microsoft Excel, Pivot Tables And Charts, Data-Driven Decision-Making, Data Storytelling, Strategic Marketing, Data Capture, Data Collection
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Modeling, Data Validation, Media Planning, Variance Analysis, Regression Analysis, Predictive Analytics, Predictive Modeling, Web Analytics, Forecasting, Trend Analysis, Marketing Analytics, Time Series Analysis and Forecasting, Marketing Budgets, Analytics, Data-Driven Decision-Making, Data Quality, Advertising Campaigns
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Matplotlib, Data Visualization, Probability & Statistics, Plotly, Statistical Analysis, Data Visualization Software, Statistical Hypothesis Testing, Seaborn, Data Science, Programming Principles, Pandas (Python Package), Statistics, Descriptive Statistics, Data Analysis, NumPy, Probability Distribution, Exploratory Data Analysis, Python Programming
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Cryptography, Data Integrity, Encryption, Authentications, Information Assurance, Data Security, Public Key Cryptography Standards (PKCS)
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Embedded Software, Embedded Systems, Debugging, Model Based Systems Engineering, Computer Engineering, Failure Analysis, Simulation and Simulation Software, Technical Communication, Electronics Engineering, Automation Engineering
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

University of Cape Town
Skills you'll gain: Environmental Issue, Climate Change Mitigation, Natural Resource Management, Environmental Science, Biology, Climate Change Adaptation, Life Sciences, Anthropology, Ancient History
Beginner · Course · 1 - 3 Months

Measure What Matters
Skills you'll gain: Smart Goals, Goal Setting, Key Performance Indicators (KPIs), Organizational Effectiveness, Organizational Leadership, Business Priorities, Organizational Strategy, Leadership and Management, Performance Management, Team Performance Management, Employee Performance Management, Prioritization, Recognizing Others, Performance Measurement, Planning, Business Strategy, Constructive Feedback, Communication
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Content Marketing, Persona Development, Target Audience, Content Strategy, Smart Goals, Content Development and Management, Social Media Content, Digital Content, Digital Media Strategy, Strategic Marketing, Marketing Channel, Customer Insights, Social Media Strategy, Social Media Campaigns, Marketing, Customer Engagement
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Management, Disaster Recovery, Cloud-Native Computing, IT Automation, Network Troubleshooting, Infrastructure as Code (IaC), Cloud Deployment, System Monitoring, Microsoft Azure, Cloud Computing, Cloud Security, Continuous Monitoring, Patch Management, Virtual Machines
Advanced · Course · 1 - 4 Weeks