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.

American Psychological Association
Skills you'll gain: Stress Management, Resilience, Mental Health, Mindfulness, Clinical Psychology, Mental Health Diseases and Disorders, Psychiatry, Mental and Behavioral Health Specialties, Physiology, Trauma Care, Psychiatric Assessments, Psychology, Psychological Evaluations, Behavioral Health, Cognitive Behavioral Therapy, Cultural Diversity, Patient Evaluation, Health Assessment, Health And Wellness Coaching, Patient Treatment
Beginner · Specialization · 3 - 6 Months
Johns Hopkins University
Skills you'll gain: Interviewing Skills, Rapport Building, Interpersonal Communications, Active Listening, Epidemiology, Healthcare Ethics, Infectious Diseases, Investigation, Public Health and Disease Prevention, Public Health, Health Technology, Community Health, Medical Privacy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Restful API, API Design, GitHub, Git (Version Control System), Postman API Platform, Application Deployment, Node.JS, Web Development, Server Side, Full-Stack Web Development, Back-End Web Development, Application Development, Web Applications, Web Frameworks, Front-End Web Development
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Customer Analysis, Data-Driven Decision-Making, Descriptive Analytics, Marketing Analytics, Predictive Analytics, Customer Insights, Business Analytics, Analytics, Consumer Behaviour, Process Optimization, Data Collection, Regression Analysis, Market Research
Mixed · Course · 1 - 3 Months
Arizona State University
Skills you'll gain: Oral Expression, Design Elements And Principles, Design Strategies, English Language, Language Learning
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Computer Graphics, Game Design, Object Oriented Programming (OOP), 3D Assets, Video Game Development, Animation and Game Design, C# (Programming Language), Animations, Cross Platform Development, Development Environment, Software Installation, User Interface (UI), Debugging, Program Development, Prototyping, Computational Logic, Content Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Video Editing, Adobe Premiere, Editing, Post-Production, Video Production, Timelines, Animations, Storytelling
Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Sustainable Architecture, Architectural Design, Building Design, Environmental Engineering, Thermal Management, Sustainable Design, HVAC, Building Services Engineering, Climate Change Adaptation, Simulations, Materials science, Physics
Intermediate · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Apache Spark, Apache Hadoop, User Interface (UI), Programming Principles, Big Data, Software Design, Data Structures, Software Design Patterns, Functional Design, Data Manipulation, Object Oriented Programming (OOP), Heat Maps, Data Visualization Software, Interactive Data Visualization, Computer Programming, Distributed Computing, Data Processing, Real Time Data, Performance Tuning
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Animation and Game Design, Video Game Development, Computer Graphics, 3D Assets, Animations, C# (Programming Language), Cross Platform Development, Development Environment, Software Installation, Content Management
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Microsoft Excel, Excel Formulas, Spreadsheet Software, Microsoft Office, Data Entry, Microsoft 365
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Real Time Data, Kibana, Query Languages, Data Modeling, Distributed Computing, SQL, NoSQL, Application Programming Interface (API), Scalability, JSON, Performance Tuning, System Configuration, Geospatial Information and Technology
Mixed · Course · 1 - 3 Months