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.

University of Pennsylvania
Skills you'll gain: Advertising, Media and Communications, Vocabulary, Literacy, Learning Strategies, Online Advertising, Journalism, Cultural Diversity, English Language, Facebook, Grammar
Mixed · Course · 1 - 3 Months

Skillshare
Skills you'll gain: Photo Editing, Photography, Adobe Photoshop, Image Quality, Photo/Video Production and Technology, Storytelling, Content Creation, Adobe Creative Cloud, Creativity, Editing, Color Theory
Beginner · Specialization · 1 - 3 Months
Duke University
Skills you'll gain: Database Design, MySQL, Relational Databases, SQL, Data Modeling, Databases, Business Intelligence, Big Data, Business Analysis, Data Analysis
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Biostatistics, Histogram, Box Plots, Statistical Visualization, Quantitative Research, Descriptive Statistics, Probability & Statistics, Statistical Methods, Probability Distribution, Statistics, Science and Research, Public Health, Sample Size Determination
Beginner · Course · 1 - 3 Months

Skills you'll gain: Network Troubleshooting, Command-Line Interface, Operating Systems, Hardware Troubleshooting, Network Administration, Desktop Support, Unix Commands, System Configuration, Computer Hardware, Data Management, System Support, General Networking, Microsoft Windows, Technical Support and Services, Unix, Software Installation, Data Storage, Network Security, Network Support, Network Infrastructure
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Model Evaluation, Predictive Modeling, Machine Learning Algorithms, Statistical Machine Learning, Feature Engineering, Supervised Learning, Predictive Analytics, Applied Machine Learning, Data Preprocessing, R Programming, Classification Algorithms, Machine Learning, Random Forest Algorithm, Regression Analysis, Exploratory Data Analysis, Data Wrangling
Mixed · Course · 1 - 4 Weeks

Alberta Machine Intelligence Institute
Skills you'll gain: Supervised Learning, Data Preprocessing, Feature Engineering, Responsible AI, Machine Learning Algorithms, Data Ethics, Applied Machine Learning, Model Evaluation, Data Quality, Classification Algorithms, MLOps (Machine Learning Operations), Model Deployment, Jupyter, Data Validation, Machine Learning, Decision Tree Learning, Business Operations, Data Cleansing, Product Lifecycle Management, Project Management
Intermediate · Specialization · 3 - 6 Months

IIMA - IIM Ahmedabad
Skills you'll gain: Sampling (Statistics), Probability, Probability & Statistics, Statistical Hypothesis Testing, Statistics, Data Literacy, Statistical Visualization, Probability Distribution, Statistical Methods, Statistical Inference, Estimation, Descriptive Statistics, Sample Size Determination, Data Analysis, Data Science
Beginner · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Public Policies, Political Sciences, Policy Analysis, Policy Development, Program Evaluation, Economics, Policy, and Social Studies, Public Administration, Case Studies, Governance, Electronic Media
Beginner · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Construction Engineering, Civil Engineering, Construction, Building Services Engineering, Civil and Architectural Engineering, HVAC, Traffic Flow Optimization, Transportation Operations, Architecture and Construction, Electrical Systems, Construction Management, Public Works, Engineering Software, Engineering Design Process, Structural Analysis, Sustainable Engineering, Construction Estimating, Building Design, Land Development, Sustainable Development
Advanced · Specialization · 3 - 6 Months

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Payroll Tax, Payroll, Payroll Administration, Payroll Processing, Payroll Reporting, Payroll Systems, Tax Compliance, Tax Management, Labor Compliance, Data Entry, Compensation Management, Human Resource Strategy, Non-Profit Accounting, Benefits Administration, Income Tax, Labor Law, Specialized Accounting, Reconciliation, Workforce Management, Data Analysis
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Network Security, Incident Response, Business Continuity, Disaster Recovery, Security Controls, Configuration Management, Governance, Cybersecurity, Security Management, Computer Security Incident Management, Cyber Attacks, Computer Security Awareness Training, Information Assurance, Data Security, Infrastructure Security, Risk Management Framework, Event Monitoring, Encryption, Role-Based Access Control (RBAC), Authorization (Computing)
Beginner · Specialization · 3 - 6 Months