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 California, Irvine
Skills you'll gain: Predictive Modeling, Predictive Analytics, Regression Analysis, Decision Tree Learning, Supervised Learning, Data Modeling, Data Analysis, Logistic Regression, Descriptive Analytics, Forecasting, Machine Learning, Model Evaluation, Classification Algorithms, Unsupervised Learning, Statistical Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Storage, Google Cloud Platform, Cloud Management, Data Lakes, Data Import/Export, Data Storage, Big Data, Data Migration
Beginner · Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Bitbucket, Git (Version Control System), Version Control, GitLab, Collaborative Software, Code Review, Software Versioning, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Management, Disaster Recovery, IT Automation, Network Troubleshooting, Cloud Deployment, System Monitoring, Microsoft Azure, Cloud Computing, Cloud Security, Continuous Monitoring, Patch Management, Virtual Machines, Configuration Management, Change Control
Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Statistical Modeling, R Programming, Data Analysis, Data Ethics, Statistical Methods, Regression Analysis, Predictive Modeling, Mathematical Modeling, Machine Learning, Logistic Regression, Statistical Inference, Model Evaluation, Probability Distribution, Linear Algebra, Calculus
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Local Area Networks, Network Protocols, Computer Networking, TCP/IP, Network Performance Management, OSI Models, Wireless Networks, Telecommunications, Network Analysis, Data Integrity
Mixed · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, LLM Application, User Interface (UI), Embeddings, UI Components, Semantic Web, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Chronic Diseases, Student Support and Services, Parent Communication, Care Management, Health Education, First Aid, Patient Education and Support, Pediatrics, Emergency Response, Nursing Care, Respiratory Care, Medication Administration, Nutrition and Diet
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Telehealth, Teamwork, Patient Communication, Patient Evaluation, Collaboration, Health Technology, Vital Signs, Health Assessment, Patient Preparation, Health Care, Patient Coordination, Patient Education And Counseling, Clinical Assessment, Patient-centered Care, Patient Treatment, Patient Flow, End User Training and Support, Primary Care, Telecommunications, Communication
Beginner · Specialization · 1 - 4 Weeks

Duke University
Skills you'll gain: AWS SageMaker, MLOps (Machine Learning Operations), Microsoft Azure, Model Deployment, Exploratory Data Analysis, Data Pipelines, Amazon Web Services, Feature Engineering, Cloud Solutions, Model Evaluation, Data Preprocessing, Cloud Deployment, Data Analysis, Serverless Computing, Machine Learning, Python Programming
Advanced · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Exploit development, Penetration Testing, Application Security, Vulnerability Assessments, Code Review, Vulnerability Management, Secure Coding, Authorization (Computing), Java, Java Programming, Dependency Analysis, Docker (Software), JSON, Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Business Valuation, Financial Modeling, Corporate Finance, Financial Analysis, Equities, Cash Flows, Financial Statement Analysis, Financial Forecasting, Excel Formulas
Mixed · Course · 1 - 4 Weeks