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: Incident Response, Computer Security Incident Management, Intrusion Detection and Prevention, Cyber Threat Hunting, Cybersecurity, Anomaly Detection, Cyber Security Strategy, Threat Detection, Cyber Security Policies, Security Management, Network Analysis, AI Security, Network Security, Network Monitoring, NIST 800-53, Network Protocols, Cloud Security
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, Agentic systems, Generative AI Agents, Application Design, Tool Calling, Large Language Modeling, Context Management, Software Design Patterns
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: GitHub, Git (Version Control System), Version Control, Collaborative Software, Software Versioning, Software Development Tools
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Office, Communication, Business Communication, Graphic Design
Intermediate · Guided Project · Less Than 2 Hours

Arizona State University
Skills you'll gain: Writing, Literacy, Grammar, English Language, Language Learning, Vocabulary
Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: AI Security, Responsible AI, Data Governance, Cloud Security, Amazon Web Services, Cyber Governance, Information Systems Security, Security Controls
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Cloud Management, Event Monitoring, System Monitoring, Application Performance Management, Cloud Storage, Data Management
Beginner · Project · Less Than 2 Hours

University of California, Santa Cruz
Skills you'll gain: Healthcare Ethics, Pharmacology, Mental Health Diseases and Disorders, General Medicine, Medical Science and Research, Culture, Medical Equipment and Technology, Behavioral Health, Ancient History, Medical Practices and Procedures, World History
Beginner · Course · 1 - 3 Months

Capitals Coalition
Skills you'll gain: Stakeholder Engagement, Human Capital, Stakeholder Management, Corporate Sustainability, Environmental Social And Corporate Governance (ESG), Sustainable Business, Social Impact, Business Valuation, Stakeholder Communications, Sustainability Reporting, Business Transformation, Risk Management, Data Collection
Beginner · Course · 1 - 4 Weeks

The University of Sydney
Skills you'll gain: Blockchain, Distributed Computing, Security Engineering, Network Security, Scalability, Cryptography, Data Integrity, Transaction Processing, Algorithms
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Security, Threat Management, Vulnerability Management, Identity and Access Management, Data Security, Cloud-Native Computing, Infrastructure as Code (IaC), Authentications, Cloud Computing, Vulnerability Assessments, Multi-Factor Authentication, Data Governance, Personally Identifiable Information, Authorization (Computing), Infrastructure Security, Role-Based Access Control (RBAC), Containerization, Network Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MITRE ATT&CK Framework, Threat Modeling, Cyber Threat Intelligence, Penetration Testing, Threat Management, Threat Detection, Cybersecurity, Vulnerability Scanning, Cyber Attacks, Data Ethics, Vulnerability Assessments, Security Strategy, Network Security, Network Analysis
Intermediate · Course · 1 - 4 Weeks