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.

Universidad Nacional Autónoma de México
Skills you'll gain: Biology, Life Sciences, Course Development, Environment, Cell Biology
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Search Engine Marketing, Digital Marketing, Content Marketing, Web Analytics and SEO, Search Engine Optimization, Content Strategy, Marketing Planning, Marketing Strategy and Techniques, Social Media Marketing, Driving engagement, Social Media Strategy, Cross-Channel Marketing, Social Media, Marketing Automation, Campaign Management, Customer experience strategy (CX), User Experience, Brand Management, Customer Relationship Management (CRM) Software, AI Personalization
Build toward a degree
Beginner · Course · 1 - 4 Weeks
DeepLearning.AI
Skills you'll gain: Generative Adversarial Networks (GANs), Autoencoders, Generative AI, Tensorflow, Computer Vision, Image Analysis, Transfer Learning, Convolutional Neural Networks, Generative Model Architectures, Deep Learning, Keras (Neural Network Library), Artificial Neural Networks, Classification Algorithms, Model Evaluation, Distributed Computing, Visualization (Computer Graphics), Performance Tuning, Network Architecture
Intermediate · Specialization · 3 - 6 Months

University of Alberta
Skills you'll gain: Reinforcement Learning, Machine Learning, Sampling (Statistics), Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Algorithms, Artificial Intelligence, Deep Learning, Simulations, Feature Engineering, Markov Model, Supervised Learning, Algorithms, Model Evaluation, Artificial Neural Networks, Performance Testing, Performance Tuning, Pseudocode, Linear Algebra, Probability Distribution
Intermediate · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Productivity Software, Administrative Support, Sales Process, Customer Service, AI Personalization, Sales Management, Sales, Customer Relationship Building, Verbal Communication Skills, Process Mapping, Microsoft Copilot, File Management, Communication, Brainstorming, Scheduling
Advanced · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Prompt Engineering, Debugging, Claude Code, Responsible AI, Verification And Validation, ChatGPT, Artificial Intelligence, Software Testing
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Performance Tuning, Artificial Intelligence, Maintainability, Python Programming, Performance Analysis, Software Architecture, Technical Writing, Program Standards
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Infrastructure, Model Deployment, Data Processing, Data Pipelines
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Google Ads, Keyword Research, Target Audience, Pay Per Click Advertising, Search Engine Marketing, Advertising Campaigns, Campaign Management, Online Advertising, Digital Advertising, Marketing, Digital Marketing, Return On Investment
Beginner · Guided Project · Less Than 2 Hours

ESSEC Business School
Skills you'll gain: Negotiation, Active Listening, Communication, Interpersonal Communications, Conflict Management, Strategic Partnership, Relationship Building, Leadership, Value Propositions, Stakeholder Management, Decision Making, Organizational Skills
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Science, Data Management, Data Analysis, Data-Driven Decision-Making, Project Design, Performance Metric, Software Engineering, Machine Learning, Statistical Inference
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: System Monitoring, Technical Communication, Incident Management, Application Performance Management, Cloud Applications, Continuous Monitoring, Software Visualization, Anomaly Detection, Real Time Data, Software Installation
Beginner · Course · 1 - 4 Weeks