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.

Coursera
Skills you'll gain: Statistical Hypothesis Testing, Data-Driven Decision-Making, LLM Application, Performance Metric, Statistical Analysis, Test Script Development, Large Language Modeling, Business Metrics, Model Evaluation, Prompt Engineering, Natural Language Processing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Digital Forensics, Cyber Threat Intelligence, Penetration Testing, Incident Response, Cyber Threat Hunting, Computer Security Incident Management, Incident Management, Data Loss Prevention, Security Information and Event Management (SIEM), Threat Detection, Vulnerability Scanning, Cryptography, Cybersecurity, Application Security, Security Management, Encryption, DevSecOps, Cyber Security Assessment, Cyber Attacks, Threat Management
Beginner · Specialization · 3 - 6 Months

Logical Operations
Skills you'll gain: Microsoft Excel, Excel Formulas, Excel Macros, Data Visualization, Consolidation, Forecasting, Spreadsheet Software, Microsoft 365, Microsoft Office, Pivot Tables And Charts, Data Sharing, Data Mapping, Productivity Software, Collaborative Software, Data Integration, Data Analysis, Data Entry, Document Management, Data Management, User Interface (UI)
Advanced · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: TikTok, Case Studies, Advertising, Digital Advertising, Drive Engagement, Growth Strategies, Social Media Campaigns, Customer Engagement, Social Media Marketing, Social Media, Target Audience, Marketing Strategies, Video Production, Content Creation
Mixed · Course · 1 - 4 Weeks

The University of Sydney
Skills you'll gain: Advanced Mathematics, Integral Calculus, Calculus, Mathematical Theory & Analysis, Differential Equations, Applied Mathematics, Engineering Calculations, Mathematical Modeling, Linear Algebra, Physics, Derivatives
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Data Cleansing, Statistical Inference, Data Preprocessing, Data Access, Statistical Methods, Data Quality, Probability & Statistics, Data Analysis, Statistical Hypothesis Testing, Exploratory Data Analysis, Artificial Intelligence, Data Science, Data Transformation, Jupyter, Pandas (Python Package), Machine Learning, Box Plots, Scatter Plots, SQL
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Threat Modeling, Data Loss Prevention, Mobile Security, DevSecOps, MLOps (Machine Learning Operations), Vulnerability Scanning, Incident Response, LLM Application, Security Engineering, Anomaly Detection, Application Security, Responsible AI, Security Controls, Data Security, CI/CD, Infrastructure Security, Continuous Monitoring, Penetration Testing, Process Optimization, Vulnerability Assessments
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Application Lifecycle Management, DevSecOps, Azure DevOps, DevOps, Continuous Delivery, Software Quality Assurance, Release Management, Secure Coding, CI/CD, Git (Version Control System), Verification And Validation, Continuous Integration, GitHub, Software Testing, Security Controls, Software Development Tools, Data Governance, Continuous Deployment, Cyber Governance, Version Control
Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Scikit Learn (Machine Learning Library)
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Web Analytics and SEO, Content Management Systems, Web Design, Web Analytics, Supplier Management, Web Design and Development, E-Commerce, WordPress, Search Engine Optimization, No-Code Development, Blogs, Retail Management, Order Management, Web Development, Marketing Strategies, Shipping and Receiving, Information Architecture, Customer Relationship Management (CRM) Software, Web Frameworks, Web Development Tools
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Business Ethics, Responsible AI, AI Security, Data Ethics, Ethical Standards And Conduct, Intellectual Property, Stakeholder Engagement, Diversity Equity and Inclusion Initiatives, Information Privacy
Intermediate · Course · 1 - 3 Months

Rice University
Skills you'll gain: Social Studies, World History, International Relations, Immigration Law, Intercultural Competence, Social Sciences, Political Sciences, Cultural Diversity, Economics, Socioeconomics, Liberal Arts
Beginner · Course · 1 - 3 Months