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.

Board Infinity
Skills you'll gain: Problem Solving, Vocabulary, Logical Reasoning, Critical Thinking, Deductive Reasoning, Arithmetic, Data Literacy, Analytical Skills, Complex Problem Solving, Grammar, English Language, Data Analysis, Learning Strategies, Trend Analysis, Applied Mathematics, Data Presentation, Verbal Communication Skills, Analysis, Quantitative Research, Estimation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Test Planning, Software Quality Assurance, Software Testing, Quality Assurance, Process Improvement, Continuous Improvement Process, Technology Roadmaps, Quality Improvement, Key Performance Indicators (KPIs), Gap Analysis
Beginner · Course · 1 - 4 Weeks

University of Amsterdam
Skills you'll gain: Sociology, Social Studies, Social Sciences, Socioeconomics, Culture, Political Sciences, Economics, Qualitative Research, Research Methodologies, Science and Research
Mixed · Course · 1 - 3 Months

Skills you'll gain: 3D Assets, Unity Engine, Video Game Development, Game Design, 3D Modeling, Virtual Environment, Integration Testing, Computer Graphics, Scripting
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Security Information and Event Management (SIEM), Cloud Security, Business Continuity Planning, System Monitoring, Network Security, Continuous Monitoring, Cyber Operations, Disaster Recovery, Incident Response, Cloud Computing, Zero Trust Network Access, Security Controls, Data Security, Firewall, Virtual Private Networks (VPN), Service Level Agreement, Vulnerability Management, Patch Management, Clinical Monitoring, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Data Presentation, Dashboard, Data Storytelling, Data Visualization Software, Microsoft Excel, Spreadsheet Software, Excel Formulas, Graphing, Pivot Tables And Charts, Data Modeling, Databases, Data Analysis, Simulation and Simulation Software
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Advertising Campaigns, Advertising, Target Audience, Social Media Campaigns, Marketing Budgets, Campaign Management, Social Media, Social Media Marketing, Performance Analysis, Facebook, Paid media, Instagram, Performance marketing, Budget Management, Digital Advertising
Beginner · Course · 1 - 3 Months

The Chinese University of Hong Kong
Skills you'll gain: Performing Arts, Music Performance, Music, Music Theory, Aesthetics, Liberal Arts, Art History, Music History
Beginner · Course · 3 - 6 Months

École Polytechnique
Skills you'll gain: Vibrations, Structural Engineering, Structural Analysis, Engineering Analysis, Civil Engineering, Engineering, Engineering Calculations, Hazard Analysis, Mechanics, Physical Science, Simulation and Simulation Software, Mathematical Modeling, Experimentation, Laboratory Testing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Variance Analysis, Accounting, Financial Statements, Business Metrics, Financial Statement Analysis, Financial Analysis, Performance Measurement, Cash Flows, Balance Sheet, Spreadsheet Software, Business, Performance Metric, Performance Analysis, Key Performance Indicators (KPIs), Analysis, Income Statement, Excel Formulas, Benchmarking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Analytics, Business Analytics, Data Analysis, Data-Driven Decision-Making, Business Intelligence, Big Data, Data Visualization, Data Presentation, Statistical Programming, Microsoft Excel, Data Visualization Software, Data Collection, Case Studies
Beginner · Course · 1 - 4 Weeks

Salesforce
Skills you'll gain: Sales Pipelines, Sales Process, Sales Operations, Customer Success Management, Order Management, Sales Management, Salesforce, Dashboard, Sales, Sales Development, Closing (Sales), Lead Generation, Request For Quotation (RFQ), Sales Support, Customer Relationship Management, Product Knowledge, B2B Sales, Customer Relationship Management (CRM) Software, Campaign Management, Data Visualization
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months