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: HubSpot CRM, Customer Relationship Management, Customer Data Management, Email Marketing, Marketing Materials, Business Software, Sales Development, Customer Communications Management, Sales Pipelines, Dashboard, Data Management, Customer Service, Marketing, Sales Operations, Team Oriented
Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Shiny (R Package), Rmarkdown, Plotly, Interactive Data Visualization, Data Presentation, Data Visualization Software, R Programming, Data Mapping, Statistical Reporting, Software Documentation, Web Applications, Package and Software Management
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Graphic Design, Graphic and Visual Design, Graphic and Visual Design Software, Design, Visual Design, Layout Design, Typography, Design Reviews, Adobe Photoshop, Design Elements And Principles, Design Strategies, Color Theory, Editing, Creativity
Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Hazardous Waste Operations And Emergency Response Standard (HAZWOPER), Waste Minimization, Environmental Engineering, Sustainable Engineering, Environmental Regulations, Civil Engineering, Construction, Radiation Protection, Sustainable Technologies, Thermal Management, Land Management, Environmental Resource Management, Process Engineering, Environmental Laws, Chemical Engineering, Environmental Policy, Pollution Prevention, Transportation Operations, Energy and Utilities, Environmental Science
Intermediate · Specialization · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Architecture and Construction, Landscape Architecture, Land Management, Plant Operations and Management, Property Maintenance, Water Resource Management, Environmental Science
Beginner · Course · 1 - 3 Months
Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Semiconductors, Electronic Components, Display Devices, Electronic Systems, Electronics, Electronics Engineering, Data Storage
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Bioinformatics, Molecular Biology, Computational Thinking, Data Structures, Python Programming, Data Analysis, Algorithms, Life Sciences
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Integral Calculus, Calculus, Geometry, Applied Mathematics, Mechanics, Engineering Calculations, Mathematical Modeling, Physics
Intermediate · Course · 1 - 4 Weeks

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Magnetic Resonance Imaging, Medical Imaging, Image Quality, Digital Signal Processing, Medical Equipment and Technology
Intermediate · Course · 1 - 3 Months

Osmosis
Skills you'll gain: Infectious Diseases, Infection Control, Public Health, Epidemiology, Primary Care, Diagnostic Tests, Health Care, Critical Care, Personal protective equipment, Patient Evaluation, Maternal Health, Clinical Practices, Community Health
Beginner · Course · 1 - 4 Weeks

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

University of Pennsylvania
Skills you'll gain: Influencing, Persuasive Communication, Organizational Change, Change Management, Overcoming Obstacles, Cognitive flexibility, Behavioral Economics, Decision Making, Critical Thinking
Beginner · Course · 1 - 4 Weeks