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.

École Polytechnique
Skills you'll gain: Differential Equations, Advanced Mathematics, Calculus, Mathematical Theory & Analysis, Applied Mathematics, Derivatives
Mixed · Course · 1 - 3 Months

Skills you'll gain: iOS Development, Apple iOS, Apple Xcode, User Interface (UI), Mobile Development, Swift Programming, Unit Testing, User Interface (UI) Design, UI Components, Mobile Development Tools, Objective-C (Programming Language), Application Development, Data Structures, Programming Principles, Development Testing, Object Oriented Programming (OOP), Integrated Development Environments, Development Environment, Prototyping, Storyboarding
Beginner · Specialization · 3 - 6 Months
Ludwig-Maximilians-Universität München (LMU)
Skills you'll gain: Mergers & Acquisitions, Customer Retention, Business Strategy, Growth Strategies, Compliance Management, Competitive Analysis, Strategic Partnership, Product Strategy, New Business Development, Market Dynamics, Market Analysis, Marketing
Mixed · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Statistical Process Controls, Lean Six Sigma, Six Sigma Methodology, Lean Methodologies, Process Improvement, Team Management, Process Capability, Data Collection, Knowledge Transfer, Team Building, Statistical Hypothesis Testing, Meeting Facilitation, Continuous Improvement Process, Performance Measurement, Conflict Management, Process Analysis, Sampling (Statistics), Quality Control, Team Leadership, Statistics
Intermediate · Specialization · 3 - 6 Months

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

Skills you'll gain: Interviewing Skills, Storytelling, Problem Solving, Professional Development, Initiative and Leadership, Concision, Verbal Communication Skills, Teamwork, Job Analysis, Communication, Business Writing
Beginner · Guided Project · Less Than 2 Hours
Universidade de São Paulo
Skills you'll gain: Lead Generation, Business Marketing, B2B Sales, Customer Insights, Sales Management, Sales Process, Sales Strategy, Sales, Target Audience, Customer Success Management, Marketing, Inside Sales, Customer Relationship Building, Marketing Strategies, Marketing Communications, Marketing Management, Customer Relationship Management (CRM) Software
Beginner · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Unsupervised Learning, Bayesian Statistics, Applied Machine Learning, Data Mining, Statistical Machine Learning, Statistical Inference, Text Mining, Statistical Modeling, Machine Learning Algorithms, Unstructured Data, Machine Learning, Scalability, Data Structures, Distributed Computing, Probability Distribution, Algorithms
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Probability, Statistical Hypothesis Testing, Statistical Inference, Statistical Methods, Probability & Statistics, Statistics, Probability Distribution, Data Literacy, Sampling (Statistics), Bayesian Statistics, Applied Mathematics, Data Ethics, Statistical Analysis, Quantitative Research, Data Science, Theoretical Computer Science, Data Analysis, Sample Size Determination, Descriptive Statistics, Artificial Intelligence
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Keller Williams
Skills you'll gain: Lead Generation, Administrative Support, Real Estate, Office Management, Real Estate Sales, Value Propositions, Property and Real Estate, Sales Process, Customer Relationship Building, Database Management, Customer Acquisition Management, Sales Management, Client Services, Real Estate Transactions, Organizational Skills, Sales Prospecting, Sales Presentation, Contract Negotiation, Interpersonal Communications, Goal Setting
Beginner · Professional Certificate · 3 - 6 Months

Yale University
Skills you'll gain: Health Promotion, Health Education, Health And Wellness Coaching, Nutrition and Diet, Public Health, Behavioral Health, Social Determinants Of Health, Community Health, Mental Health, Behavioral Economics, Physical Therapy, Goal Setting
Beginner · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Cryptography, Encryption, Key Management, Public Key Cryptography Standards (PKCS), Cybersecurity, Communication Systems, Digital Communications, Authentications, Data Integrity, Algorithms
Mixed · Course · 1 - 3 Months