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.

Skills you'll gain: Operating System Administration, File Systems, Operating Systems, Authentications, Information Technology Infrastructure Library, Microsoft Windows, Linux, Linux Administration, Authorization (Computing), Desktop Support, Identity and Access Management, IT Service Management, Systems Administration, Virtualization, Virtualization and Virtual Machines, Mac OS, IT Management, Cloud Computing, Information Systems Security, User Accounts
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Chemistry, Electrical Systems, Chemical Engineering, Energy and Utilities, Electronics, Materials science, Market Trend, Manufacturing Processes
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: NoSQL, Apache Hadoop, Apache Spark, MongoDB, Extract, Transform, Load, PySpark, Big Data, Apache Cassandra, Apache Hive, Supervised Learning, Machine Learning, Databases, Generative AI, Unsupervised Learning, Data Processing, Data Preprocessing, Applied Machine Learning, Model Evaluation, Graph Theory, Database Administration
Beginner · Specialization · 3 - 6 Months

Logical Operations
Skills you'll gain: Package and Software Management, Program Development, Python Programming, Integrated Development Environments, Software Development, Debugging, Computer Programming, Programming Principles
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Patterns, MLOps (Machine Learning Operations), Technical Documentation, Performance Tuning, Large Language Modeling, Technical Writing, Configuration Management, Performance Testing, Data Maintenance, Benchmarking, Requirements Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI Security, Ansible, Patch Management, MLOps (Machine Learning Operations), Generative AI, Site Reliability Engineering, System Monitoring, Infrastructure as Code (IaC), Incident Management, Problem Management, Continuous Monitoring, IT Automation, Disaster Recovery, Automation, Predictive Analytics
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Bayesian Network, Numerical Analysis, Estimation, Simulations, Matlab, Mathematical Modeling, Applied Mathematics, Engineering Analysis, Algorithms
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Autism Spectrum Disorders, Individualized Education Programs (IEP), Special Education, Nutrition Education, Community Health, School Psychology, Chronic Diseases, Case Studies, Student Support and Services, Nutrition and Diet, Empathy & Emotional Intelligence, Health Education, Health Promotion, School Counseling, Mental and Behavioral Health Specialties, Parent Communication, Care Management, Communication Disorders, Neurology, Behavioral Health
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Traffic Flow Optimization, Construction Inspection, Building Codes, Construction Engineering, Construction, Construction Management, Civil Engineering, Stormwater Management, Civil and Architectural Engineering, Structural Engineering, Hydrology, Engineering Practices, Hydraulics, Structural Analysis, Materials science, Engineering Plans And Specifications, Laboratory Testing, Engineering Software, Engineering Design Process, Plant Operations and Management
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Hugging Face, LLM Application, LangChain, Large Language Modeling, OpenAI, Natural Language Processing, Generative AI Agents, ChatGPT, Responsible AI, Embeddings, Application Programming Interface (API), Text Mining, Restful API, Agentic systems, Open Source Technology, Data Preprocessing, MLOps (Machine Learning Operations), Python Programming, Model Evaluation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Immunology, Molecular Biology, Physiology, Cell Biology, Biology, Biochemistry
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Adobe Firefly, Adobe Photoshop, Photo Editing, Storytelling, Adobe Creative Cloud, Generative AI Agents, Data Import/Export, Image Quality, Color Theory, Generative AI, Photography, Graphic and Visual Design, Editing, Creative Design, Design Elements And Principles, Design Software, Design, Creative Thinking, Creativity, Portfolio Management
Beginner · Specialization · 1 - 3 Months