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.

LearnQuest
Skills you'll gain: User Story, Behavior-Driven Development, DevSecOps, Agile Project Management, Test Driven Development (TDD), Backlogs, Sprint Planning, Kanban Principles, Agile Methodology, Scrum (Software Development), Continuous Integration, Agile Software Development, Project Risk Management, Sprint Retrospectives, Lean Methodologies, Scaled Agile Framework, DevOps, Risk Management, Agile Product Development, Management Reporting
Beginner · Specialization · 3 - 6 Months

Logical Operations
Skills you'll gain: Microsoft Excel, Spreadsheet Software, Excel Formulas, Microsoft Office, Pivot Tables And Charts, Excel Macros, Data Presentation, Microsoft 365, Business Intelligence, Data Visualization Software, Productivity Software, Data Visualization, Data Integration, Data Entry, Key Performance Indicators (KPIs), Data Management, Document Management, File Management, Performance Management, User Interface (UI)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: User Interface (UI) Design, Java, Application Design, Application Development, Databases, Development Environment, Data Validation, Debugging, Program Development, Data Modeling, Transaction Processing, Maintainability
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Reconciliation, Ledgers (Accounting), Auditing, Accounting Records, General Ledger
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Query Languages, Data Manipulation
Beginner · Course · 1 - 4 Weeks
Coursera
Skills you'll gain: Layout Design, Typography, Logo Design, Graphic Design, Graphic and Visual Design Software, Design Software, Digital Design, Color Theory, Branding, Vector Databases, File Management
Beginner · Course · 1 - 4 Weeks
Universidad Nacional Autónoma de México
Skills you'll gain: Design Research, Innovation, Creativity, Design Thinking, Creative Thinking, Stakeholder Analysis, Design, Brainstorming, Creative Problem-Solving, Peer Review, Ideation, Design Strategies, Product Design, Curiosity, User Experience Design, Customer experience improvement, New Product Development, Cognitive flexibility, Business Modeling, Consumer Behaviour
Beginner · Specialization · 3 - 6 Months

Alex Genadinik
Skills you'll gain: Business Development, Strategic Partnership, Negotiation, New Business Development, Relationship Building, Business Relationship Management, Professional Networking, Business Strategies, Sales Prospecting, Business Communication
Mixed · Course · 1 - 3 Months
Skills you'll gain: Prometheus (Software), Grafana, System Monitoring, DevOps, Kubernetes, Service Level, Site Reliability Engineering, Event Monitoring, Docker (Software), Data Pipelines, Query Languages
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Multiprotocol Label Switching, Routing Protocols, Network Routing, Network Troubleshooting, Network Performance Management, Network Routers, Network Infrastructure, Network Planning And Design, Computer Networking, Network Protocols, Network Engineering, Network Model, Telecommunications, Verification And Validation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Data Modeling, Analytical Skills, Analysis, Data Management, Business Reporting, Data Manipulation, Security Awareness
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Analytics, Enterprise Resource Planning, Systems Analysis, Information Systems, Management Information Systems, Business Analytics, Business Process Management, Data Governance, Data Preprocessing, Automation
Beginner · Course · 1 - 4 Weeks