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.

Lund University
Skills you'll gain: Climate Change Adaptation, Sustainable Development, Sustainable Design, Governance, Water Sustainability, Sustainable Technologies, Environment, Systems Thinking, Environmental Science, Climate Change Mitigation, Case Studies, Water Resources, Business Modeling, Stakeholder Engagement
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Penetration Testing, Cyber Governance, Risk Management, Vendor Management, Governance Risk Management and Compliance, Security Awareness, Security Strategy, Business Risk Management, Cyber Security Policies, Compliance Management, Business Continuity, Personally Identifiable Information, Data Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Encryption, Cybersecurity, Cyber Attacks, Threat Management, Security Strategy, Authentications, Threat Detection, Network Security, Authorization (Computing), Cryptography, Data Security, Active Directory, Identity and Access Management, Firewall, Multi-Factor Authentication
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Oral Comprehension, Active Listening, Public Speaking, Verbal Communication Skills, English Language, Critical Thinking, Organizational Skills, Analytical Skills
Intermediate · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Amazon CloudWatch, Amazon Web Services, System Monitoring, Event Monitoring, Network Monitoring, AWS Identity and Access Management (IAM), Continuous Monitoring, Application Performance Management, Amazon Elastic Compute Cloud, Cloud Computing, Load Balancing
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Linux Administration, Linux, Linux Servers, Operating System Administration, User Accounts, Linux Commands, User Provisioning, Systems Administration, System Configuration, Hardening, Security Controls, Authorization (Computing), Computer Security, Network Administration, Authentications
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Sustainable Design, Human Centered Design, Environmental Regulations, Sustainability Standards, Design Thinking, Sustainable Business, Product Development, Product Design, Corporate Sustainability, Product Lifecycle Management, Regulatory Requirements, Design Strategies, Design Research
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Acceptance Testing, Project Coordination, Model Deployment, Quality Assurance, User Acceptance Testing (UAT), Verification And Validation, Product Quality (QA/QC), Plan Execution, Workflow Management, Application Deployment
Intermediate · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Financial Regulation, Financial Regulations, Bank Regulations, FinTech, Financial Services, Financial Industry Regulatory Authorities, Mobile Banking, Regulatory Requirements, Fraud detection, Data Security, Cybersecurity, Insurance, Blockchain, Digital Forensics
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Interviewing Skills, Leadership, Business Leadership, Leadership Development, Leadership and Management, Professional Development, Team Building, Recruitment, Team Management, Talent Management, Self-Awareness, Coaching, Communication
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Payment Systems, Generally Accepted Accounting Principles (GAAP), Accounting Systems, Financial Reporting, Derivatives, Price Negotiation
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: digital literacy, Media and Communications, Digital Communications, Interpersonal Communications, Empathy & Emotional Intelligence, Conflict Management, De-escalation Techniques
Mixed · Course · 1 - 3 Months