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.

The University of Tokyo
Skills you'll gain: Oral Comprehension, Traffic Flow Optimization, Vocabulary, Water Resources, Literacy, Water Quality, Language Learning, Robotics, Grammar, Augmented Reality, Biochemistry
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Building Codes, Electric Power Systems, Environmental Regulations, Power Electronics, Sustainable Design, Sustainable Technologies, Energy and Utilities, High Voltage, Electrical Engineering, Electrical Safety, Scalability, Wireless Networks, Capacity Management, Emerging Technologies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MySQL, Database Management, Stored Procedure, Database Development, SQL, Performance Tuning, Relational Databases, Query Languages, JSON, Data Analysis, Transaction Processing
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Model Evaluation, Model Deployment, Supervised Learning, Feature Engineering, Predictive Modeling, Data Processing, Data Manipulation, Predictive Analytics, MLOps (Machine Learning Operations), Classification Algorithms, Applied Machine Learning, Data Visualization, Design Thinking, Web Scraping, Machine Learning Algorithms, Flask (Web Framework), Data Visualization Software, Data Validation, Machine Learning, Python Programming
Intermediate · Specialization · 3 - 6 Months

Northwestern University
Skills you'll gain: Integrated Marketing Communications, Social Media Marketing, Content Marketing, Social Media, Social Media Strategy, Earned Media, Owned Media, Paid media, Facebook, Media Strategy, Content Creation, Drive Engagement, Advertising, Digital Advertising, Global Marketing, Marketing Strategies, Key Performance Indicators (KPIs), Customer Engagement, A/B Testing
Mixed · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Energy and Utilities, Materials science, Manufacturing Processes, Process Engineering, Chemical Engineering, Radiation Protection, Engineering Calculations, Chemistry, Environment and Resource Management, Natural Resource Management
Intermediate · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Community Development, Ethical Standards And Conduct, Strategic Leadership, Complex Problem Solving, Adaptability, Systems Thinking, Leadership, Business Risk Management, Self-Awareness, Emotional Intelligence
Intermediate · Course · 1 - 4 Weeks

MathWorks
Skills you'll gain: Data Visualization, Interactive Data Visualization, Data Import/Export, Technical Communication, Data Analysis, Exploratory Data Analysis, Data Visualization Software, Data Cleansing, Matlab, Statistical Analysis, Probability & Statistics, Descriptive Statistics, Data Manipulation, Data Mapping, Scripting
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Bash (Scripting Language), Shell Script, Unix Shell, Scripting, Linux Commands, Unix Commands, Command-Line Interface, Linux, File Management, Unix, File Systems, Systems Administration
Beginner · Guided Project · Less Than 2 Hours

Alberta Machine Intelligence Institute
Skills you'll gain: Supervised Learning, Machine Learning Algorithms, Applied Machine Learning, Classification Algorithms, Model Evaluation, Jupyter, Decision Tree Learning, Machine Learning, Data Preprocessing, Scikit Learn (Machine Learning Library), Business Solutions, Python Programming, Regression Analysis, Performance Analysis, Feature Engineering, Data Processing, Process Optimization
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Power Electronics, Basic Electrical Systems, Electronic Systems, Electronic Components, Electrical Engineering, Semiconductors, Electric Power Systems, Electronics, Energy and Utilities, Control Systems
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Front-End Web Development, Frontend Performance, Responsible AI, Frontend Integration, Generative AI, Test Script Development, User Interface and User Experience (UI/UX) Design, Prompt Engineering, Software Documentation, UI/UX Strategy, User Experience Design, Test Automation, HTML and CSS
Intermediate · Course · 1 - 4 Weeks