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 Sydney
Skills you'll gain: Critical Thinking, Creative Problem-Solving, Problem Solving, Editing, Research, Creative Thinking, Public Speaking, Proofreading, Brainstorming, digital literacy, Communication, Information Management, Analytical Skills, Ethical Standards And Conduct, Research Methodologies, Writing, Verbal Communication Skills, Language Competency, Complex Problem Solving, Literacy
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Databases, Query Languages, Database Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Prometheus (Software), Application Deployment, CI/CD, Grafana, DevOps, Command-Line Interface, Continuous Delivery, YAML, Git (Version Control System)
Beginner · Course · 3 - 6 Months
University of Pennsylvania
Skills you'll gain: Operations Management, Operational Efficiency, Process Analysis, Process Management, Process Improvement, Lean Methodologies, Workflow Management, Continuous Improvement Process, Capacity Planning, Quality Management, Supply Chain Management, Inventory Management System, Statistical Process Controls, Process Flow Diagrams, Root Cause Analysis
Beginner · Course · 1 - 4 Weeks

Berklee
Skills you'll gain: Intellectual Property, Entrepreneurship, Music History, Contract Negotiation, Fundraising and Crowdsourcing, Creativity, Team Building, Creative Thinking, Presentations, Innovation, Brand Strategy, Professional Networking, Lawsuits, Self-Starter, Music, Branding, Open Mindset, Digital Assets, Social Media, Business
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Large Language Modeling, Vector Databases, Embeddings, Generative AI, LLM Application, Retrieval-Augmented Generation, Natural Language Processing, AI Security, Application Design, Prompt Engineering, Python Programming, Model Evaluation, Data Modeling, Artificial Intelligence, Metadata Management, MongoDB
Intermediate · Course · 1 - 3 Months

Rice University
Skills you'll gain: Life Sciences, Biology, Taxonomy, Anatomy, Microbiology, Scientific Methods
Beginner · Course · 1 - 3 Months

Universiteit Leiden
Skills you'll gain: Sustainable Development, Sustainable Systems, Environment, Pollution Prevention, Climate Change Mitigation, Environmental Policy, Environmental Science, Systems Thinking, Climate Change Adaptation, Biology, Community Organizing
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Instagram, Social Media, Social Media Strategy, Social Media Marketing, Marketing Automation, Paid media, Advertising, Content Creation, Target Audience, Drive Engagement
Mixed · Course · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Competitive Intelligence, Demand Planning, Strategic Sourcing, Competitive Analysis, Customer Demand Planning, Data Storytelling, Procurement, Supplier Management, Supply Chain, Regression Analysis, Supplier Performance Management, Inventory Control, Business Analytics, Data Collection, Supply Management, Supply Chain Management, Business Intelligence, Materials Management, Strategic Decision-Making, Data Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: MongoDB, Node.JS, Angular, Restful API, API Design, NoSQL, Bootstrap (Front-End Framework), Database Development, Scalability, JavaScript Frameworks, Authentications, Query Languages, Web Applications, Authorization (Computing), JSON, Javascript and jQuery, Database Management, Distributed Computing, Web Development Tools, Web Design and Development
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Fraud detection, Marketing Analytics, Predictive Modeling, Customer Analysis, Feature Engineering, Marketing Effectiveness, Exploratory Data Analysis, Anomaly Detection, Customer Retention, Advanced Analytics, Market Analysis, Predictive Analytics, Statistical Analysis, Sales Management, Analytics, Data Analysis, R Programming, Credit Risk, Applied Machine Learning, Analytical Skills
Beginner · Specialization · 1 - 3 Months