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 Michigan
Skills you'll gain: Data Visualization, Exploratory Data Analysis, Plot (Graphics), Statistical Analysis, Data Presentation, Ggplot2, Program Evaluation, Policy Analysis, Surveys, Data Ethics, R (Software), Data Analysis, Tidyverse (R Package), Statistical Visualization, R Programming, Statistical Methods, Public Policies, Data Visualization Software, Case Studies, Political Sciences
Intermediate · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: AI Product Strategy, Business Strategy, Artificial Intelligence, Data Ethics, Responsible AI, Data Science, Machine Learning, Artificial Neural Networks, Deep Learning
Beginner · Course · 1 - 4 Weeks

IE Business School
Skills you'll gain: Innovation, Business Management, Employee Performance Management, Performance Management, Leadership and Management, Industrial and Organizational Psychology, Business, Capital Budgeting, Governance, Case Studies, Organizational Effectiveness, Corporate Strategy, Business Leadership, Decision Making, Behavioral Economics, Ancient History, Organizational Structure, Business Strategy, Social Studies, Economics
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Peer Review, Writing, Editing, Proofreading, Grammar, Style Guides
Mixed · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Postman API Platform, Restful API, Authentications, Application Programming Interface (API), Scripting, JSON, Extensible Markup Language (XML), Network Protocols, YAML, Automation, Network Engineering, Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Bash (Scripting Language), Python Programming, Unix Shell, Command-Line Interface, Programming Principles, Computer Programming, Scripting, Scripting Languages, Development Environment, Data Structures
Beginner · Guided Project · Less Than 2 Hours

Wesleyan University
Skills you'll gain: Motivational Interviewing, Cognitive Behavioral Therapy, Mental Health Therapies, Behavioral Health, Mental and Behavioral Health, Psychotherapy, Psychology, Experimentation, Health Education, Goal Setting
Beginner · Course · 1 - 4 Weeks

Interactive Brokers
Skills you'll gain: Financial Trading, International Finance, Financial Market, Securities Trading, Equities, Capital Markets, Market Data, Market Dynamics, Portfolio Risk, Market Trend, Market Analysis
Beginner · Course · 1 - 4 Weeks

Universidad Austral
Skills you'll gain: Negotiation, Conflict Management, Communication, Coaching, Influencing, Teamwork, Collaboration, Emotional Intelligence, Decision Making, Active Listening
Beginner · Course · 1 - 4 Weeks

Wesleyan University
Skills you'll gain: Research, Crisis Intervention, Research Methodologies, Epidemiology, Behavioral Health, Mental Health Diseases and Disorders, Medical Terminology, Psychotherapy, Public Health, Mental Health, Demography
Beginner · Course · 1 - 4 Weeks

Universidad de Chile
Skills you'll gain: Performance Appraisal, Employee Training, Job Analysis, Job Evaluation, Peer Review, Developing Training Materials, Employee Performance Management, Workforce Development
Intermediate · Course · 1 - 3 Months

University of Geneva
Skills you'll gain: Research Methodologies, Research, Qualitative Research, Surveys, Community Outreach, Policty Analysis, Research, and Development, Investigation, Ethical Standards And Conduct, Data Collection, Accountability, Case Studies, Needs Assessment, Decision Making, Adaptability
Beginner · Course · 1 - 3 Months