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.

Duke University
Skills you'll gain: Exploratory Data Analysis, Ggplot2, Data Visualization Software, Tidyverse (R Package), Data Visualization, Version Control, Data Analysis, Statistical Methods, Data Wrangling, R Programming, GitHub, Data Transformation, Statistical Analysis, Git (Version Control System), Data Manipulation, Statistical Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Performance Review, Employee Surveys, Employee Performance Management, Meeting Facilitation, Constructive Feedback, Team Building, Goal Setting, Collaboration, Team Management, Teamwork, Employee Engagement, Leadership and Management, Strategic Leadership, Leadership Development
Beginner · Guided Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Responsible AI, Agentic systems, Data Ethics, Agentic Workflows, AI Enablement, Artificial Intelligence, Healthcare Ethics, AI Workflows, AI Security, AI Orchestration, Applied Machine Learning, Health Technology, AI Personalization, Health Systems, Solution Design, Predictive Modeling, Predictive Analytics
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Computer Vision, Model Evaluation, Supervised Learning, Image Analysis, Data Preprocessing, Applied Machine Learning, Feature Engineering, Machine Learning Algorithms, Data Processing, Machine Learning, Data Cleansing, Scikit Learn (Machine Learning Library), Data Integration, Data Transformation, Data Manipulation, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Qualitative Research, Case Studies, Interviewing Skills, Data Analysis, Research Methodologies, Social Sciences, Research, Data Collection, Cultural Diversity, Psychology, Anthropology
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Cryptography, Data Encryption Standard, Encryption, Advanced Encryption Standard (AES), Application Security, Public Key Cryptography Standards (PKCS), Secure Coding, Data Security, Web Development, Email Security, PHP (Scripting Language), Brute-force attacks, Algorithms, User Provisioning
Intermediate · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Responsible AI, Data Ethics, Generative AI, Human Centered Design, Problem Solving, Generative Model Architectures, AI Security, AI Enablement, Business Leadership, Strategic Leadership, AI Product Strategy, Generative Adversarial Networks (GANs), Business Strategy, Ethical Standards And Conduct, Strategic Thinking, Artificial Intelligence, Critical Thinking, Design Thinking, Thought Leadership, Project Implementation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Rust (Programming Language), System Programming, Secure Coding, Data Structures, Programming Principles, Data Sharing, Data Management, Capacity Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: File Systems, Mac OS, User Accounts, File Management, User Provisioning, Data Security, Operating System Administration, Software Installation, Unix, System Configuration, Operating Systems, Unix Commands, Data Storage, Encryption, Hardware Troubleshooting
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Process Improvement, Data-Driven Decision-Making, Performance Improvement, Quality Improvement, Service Design, Health Systems, Process Design, Business Process Improvement, Patient Flow, Healthcare Industry Knowledge, Operations Management, Organizational Change, Organizational Effectiveness, Health Care, Customer experience improvement, Innovation, Change Management, Consumer Behaviour
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, Kubernetes, Cloud Deployment, Network Troubleshooting, Performance Tuning, Continuous Deployment, Network Performance Management, Software-Defined Networking, Network Routing, Network Security, Network Protocols, Scalability, System Monitoring
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Quality Assurance and Control, Product Quality (QA/QC), Quality Assessment, Statistical Process Controls, Good Manufacturing Practices, Quality Management, Regulatory Affairs, Safety Standards, Regulatory Compliance, Product Testing, Standard Operating Procedure
Beginner · Course · 1 - 4 Weeks