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 Colorado Boulder
Skills you'll gain: Physical Science, General Science and Research, Research, Scientific Methods, Environment, Peer Review, Timelines, World History
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Eclipse (Software), Java, Java Programming, Integrated Development Environments, Development Environment, Computer Programming, Programming Principles, Object Oriented Programming (OOP), Debugging
Beginner · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Musical Composition, Music Theory, Music, Music History, Classical Music, Creativity
Intermediate · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Delegation Skills, Supervision, Management Training And Development, Leadership Development, Team Leadership, Leadership, Organizational Leadership, Team Motivation, Strategic Leadership, Personal Development, Coordination, Business Management, Decision Making, Coaching
Beginner · Course · 1 - 3 Months

Cloudera
Skills you'll gain: Database Design, SQL, Apache Hive, Relational Databases, Databases, Database Management, Big Data, Database Systems, Amazon Web Services, MySQL, Data Management, Amazon S3, Apache Hadoop, Data Storage, NoSQL, Operational Databases, Data Warehousing, Cloud Storage, Performance Tuning, Data Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Excel, Project Management Software, Collaborative Software, Spreadsheet Software, Project Management, Productivity Software, Project Planning, Data Validation
Beginner · Guided Project · Less Than 2 Hours

Erasmus University Rotterdam
Skills you'll gain: Aesthetics
Intermediate · Course · 1 - 3 Months

Snowflake
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Generative AI, AI Orchestration, AI Workflows, LLM Application, Data Engineering, Data Manipulation, Model Context Protocol, Snowflake Schema, Artificial Intelligence, Large Language Modeling, Model Deployment, Tool Calling, Data Warehousing, Unstructured Data, Embeddings, Cloud Development, SQL, Agentic systems
Beginner · Professional Certificate · 1 - 3 Months

Skills you'll gain: Cybersecurity, Information Technology, Cyber Security Strategy, Cyber Security Policies, Technical Support and Services, Technical Support, Information Systems Security Assessment Framework (ISSAF), Computer Security Awareness Training, Security Awareness, Application Security, ISO/IEC 27001, Network Security, Data Security, Information Assurance, General Networking, Computer Hardware
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Graph Theory, Combinatorics, Network Analysis, Data Structures, Visualization (Computer Graphics), Algorithms, Mathematical Theory & Analysis, Theoretical Computer Science, Program Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: SQL, Relational Databases, Microsoft SQL Servers, MySQL, Query Languages, Database Systems, Databases, Database Management, Stored Procedure, IBM DB2, Data Manipulation, Data Analysis, Transaction Processing
Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Market Research, Proposal Writing, Research Methodologies, Market Analysis, Business Research, Data Collection, Quantitative Research, Business Writing, Sampling (Statistics), Survey Creation, Qualitative Research, Request for Proposal, Client Services, Professional Networking
Intermediate · Course · 1 - 4 Weeks