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.

Johns Hopkins University
Skills you'll gain: Systems Thinking, Epidemiology, Social Network Analysis, Simulations, Network Analysis, Public Health, Agentic systems, Social Determinants Of Health, Behavioral Health, Economics, Software Installation
Beginner · Course · 1 - 4 Weeks

MedCerts
Skills you'll gain: Medication Therapy Management, Asepsis, Drug Interaction, Medication Administration, Pharmacology, Patient-centered Care, Pharmacist Assistance, Pharmacy, Intravenous Therapy, Sterile Procedure, Personal protective equipment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Web Services, AWS Identity and Access Management (IAM), Amazon Elastic Compute Cloud, Amazon S3, Cloud Computing, Public Cloud, Cloud Storage, Data Storage Technologies, Cloud Infrastructure, Data Storage, Identity and Access Management, User Accounts, Cloud Security, Solution Architecture
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Intrusion Detection and Prevention, Malware Protection, Security Engineering, Network Security, Threat Detection, Firewall, Code Review, Network Routing, Proxy Servers, Linux, Internet Of Things
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Fraud detection, Accounting Software, ChatGPT, Data-Driven Decision-Making, Management Accounting, Tax Compliance, Accounting, Real Time Data, Auditing, Financial Analysis, Ethical Standards And Conduct, Tax, Artificial Intelligence, Practice Management, Financial Forecasting, Anomaly Detection, Predictive Analytics, Generative AI, Natural Language Processing
Beginner · Course · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Semiconductors, Electrical Engineering, Electronics, Electronic Components, Materials science, Engineering Analysis, Mathematical Modeling, Physics, Applied Mathematics
Build toward a degree
Advanced · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Development Environment, C++ (Programming Language), Debugging, Computational Thinking, Integrated Development Environments, Computer Programming
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Marketing and Public Relations, Integrated Marketing Communications, Marketing Communications, Public Relations, Storytelling, Strategic Communication, Target Audience, Campaign Management, Content Creation, Digital Media Strategy, Ethical Standards And Conduct, AI Personalization, Marketing Analytics
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Data Analysis Expressions (DAX), Data Ethics, Data Modeling, Data Governance, Data Architecture, Database Design, Power BI, Star Schema, Information Privacy, Data Security, Data Integrity, Snowflake Schema, Relational Databases, Data Quality, Extract, Transform, Load, Data Cleansing
Beginner · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Structural Engineering, Construction, Engineering Analysis, Engineering Calculations, Mechanics, Civil Engineering, Materials science
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Engineering Management, Team Leadership, Stakeholder Management, Team Management, Project Scoping, Leadership and Management, Resource Management, Team Building, Requirements Management, Stakeholder Analysis, Project Management, Project Management Life Cycle, Communication, Business Communication
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Wireframing, Persona (User Experience), User Experience Design, User Centered Design, Usability, UI/UX Research, User Research, Prototyping, Interactive Design, Design, User Flows, Mockups, Ideation
Intermediate · Course · 1 - 3 Months