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.

Lund University
Skills you'll gain: Engineering, Scientific, and Technical Instruments, Radiation Therapy, Medical Equipment, Materials science, Semiconductors, electromagnetics, Physics, Emerging Technologies, Laboratory Equipment, Electrical Engineering, Simulation and Simulation Software
Intermediate · Course · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: Bayesian Statistics, Time Series Analysis and Forecasting, Statistical Inference, Statistical Methods, R Programming, Forecasting, Probability & Statistics, Statistical Modeling, Technical Communication, Data Presentation, Probability, Statistics, Statistical Analysis, Statistical Software, Probability Distribution, Data Analysis, Markov Model, Model Evaluation, Mathematical Modeling, Data Science
Intermediate · Specialization · 3 - 6 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: electromagnetics, Electrical Engineering, Materials science, Engineering Analysis, Applied Mathematics, Scientific Visualization, Visualization (Computer Graphics), Engineering Calculations, Differential Equations, Physics, Energy and Utilities, Mathematical Modeling, Calculus
Advanced · Course · 1 - 3 Months

O.P. Jindal Global University
Skills you'll gain: Cognitive Behavioral Therapy, Interpersonal Communications, Physiology, Communication Strategies, Self-Awareness, Emotional Intelligence
Beginner · Course · 3 - 6 Months

University of Arizona
Skills you'll gain: Search Engine Marketing, Pay Per Click Advertising, Google Ads, Search Engine Optimization, Digital Marketing, Keyword Research, Social Media Strategy, Digital Media Strategy, Web Analytics and SEO, Social Media Marketing, Marketing Strategy and Techniques, Content Marketing, E-Commerce, Mobile Banking, Performance Metric, Analytical Skills
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Vector Databases, Semantic Web, Database Theory, Database Design, Databases, NoSQL, Decision Making, Relational Databases, Data-Driven Decision-Making, Data Architecture, Stakeholder Communications, Business Analysis, Stakeholder Management, Persuasive Communication, Machine Learning Methods, System Design and Implementation
Intermediate · Course · 1 - 4 Weeks

University of New Mexico
Skills you'll gain: Geriatrics, Orthopedics, Child Health, Physical Therapy, Manual Therapy, Maternal Health, Preventative Care, Health Care, Patient Treatment, Infant Care, Pain Management, Cultural Sensitivity, Anatomy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data-Driven Decision-Making, Case Studies, Analytics, Financial Services, Business Analytics, SAP Analytics Cloud, Banking, Financial Analysis, Big Data, Data Analysis, Risking, Trend Analysis, Fraud detection, Law, Regulation, and Compliance, Business Ethics, Data Visualization Software
Beginner · Course · 1 - 4 Weeks

Atlassian
Skills you'll gain: Git (Version Control System), Version Control, GitHub, Bitbucket, Software Configuration Management, Command-Line Interface, Code Review, Collaborative Software
Mixed · Course · 1 - 4 Weeks
Coursera
Skills you'll gain: Machine Controls, Robotic Process Automation, Product Automation, Manufacturing Operations, Integration Testing, Workflow Management, Coordination, Application Programming Interface (API), Simulation and Simulation Software, Process Optimization, Process Improvement and Optimization
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Email Automation, Brand Awareness, Campaign Management, Keyword Research, Canva (Software), Email Marketing, Concision, Target Audience, Search Engine Optimization, Brand Strategy, Content Marketing, Web Analytics and SEO, Marketing Effectiveness, Social Media Content, Branding, Content Strategy, Social Media, Communication, Paid media, Key Performance Indicators (KPIs)
Beginner · Specialization · 3 - 6 Months

AI CERTs
Skills you'll gain: AI Personalization, Education Software and Technology, AI Enablement, Education and Training, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Learning Management Systems, Generative AI Agents, Adult Education, Educational Materials, Childhood Education and Development, Special Education, Driving engagement, Learning Strategies, Natural Language Processing
Intermediate · Course · 1 - 3 Months