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 California San Diego
Skills you'll gain: Graph Theory, Logical Reasoning, Cryptography, Computational Logic, Cryptographic Protocols, Combinatorics, Computational Thinking, Probability, Deductive Reasoning, Encryption, Public Key Cryptography Standards (PKCS), Arithmetic, Network Analysis, Algorithms, Theoretical Computer Science, Applied Mathematics, Data Structures, Mathematical Modeling, Computer Programming, Cybersecurity
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Power Platform, Stakeholder Management, Software Development Life Cycle, Team Building, Agile Methodology, Quality Management, Agile Project Management, Project Management Institute (PMI) Methodology, Power BI, Microsoft Power Automate/Flow, Scrum (Software Development), Business Analysis, Virtual Teams, Requirements Management, Risk Management, Team Management, Project Management Life Cycle, Project Management, Microsoft Project, Business
Beginner · Specialization · 3 - 6 Months

University of Rochester
Skills you'll gain: Music History, Music, Instrumental Music, Musical Composition
Beginner · Course · 1 - 3 Months

Skills you'll gain: Web Analytics, Supplier Management, E-Commerce, WordPress, No-Code Development, Search Engine Optimization, Blogs, Web Design, Content Management Systems, Order Management, Shipping and Receiving
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Responsible AI, Health Technology, Health Informatics, Clinical Informatics, Electronic Medical Record, Technology Roadmaps, Patient Flow, Public Health, Innovation, Healthcare Project Management, Systems Integration, Artificial Intelligence, Data Analysis, Data Ethics, Interoperability, Emerging Technologies, Solution Design, Model Evaluation, Application Programming Interface (API), Project Management
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Goal-Oriented, Growth Mindedness, Stress Management
Intermediate · Course · 1 - 3 Months
Skills you'll gain: .NET Framework, Prometheus (Software), Cloud-Native Computing, Site Reliability Engineering, Kubernetes, Data Import/Export, Application Programming Interface (API), Data Analysis Software
Intermediate · Course · 1 - 4 Weeks

MedCerts
Skills you'll gain: Medical Terminology, Pharmacy Experience, Medication Dispensation, Pharmacist Assistance, Medical Prescription, Pharmacology, Conflict Management, Pharmacy Operations, Anatomy, Pathology, Pharmacy Information System, Cultural Responsiveness, Patient Safety, Patient Education And Counseling, Patient-centered Care, Pharmacy, Professionalism, Medication Administration, Medical Records, Physiology
Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Constructive Feedback, Art History, Community Development, Pedagogy, Social Impact, Social Justice, Liberal Arts, Creativity, Cultural Diversity, Intercultural Competence, Collaboration
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Environment, Climate Change Adaptation, Persuasive Communication, Media and Communications, Environmental Policy, Climate Change Mitigation, Social Sciences, Scientific Methods, Political Sciences, Environmental Science
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Pay Per Click Advertising, Performance marketing, Google Ads, Keyword Research, Advertising Campaigns, Search Engine Marketing, Marketing Budgets, Online Advertising, Paid media, Advertising, Digital Advertising, Marketing, Data-Driven Decision-Making, Digital Marketing, Sales Presentation, Performance Metric
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Metasploit, Exploit development, Exploitation techniques, Vulnerability, Penetration Testing, Vulnerability Assessments, Vulnerability Scanning, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, System Configuration, Data Security, Cybersecurity, Cyber Attacks, Linux, Bash (Scripting Language), Proxy Servers, Scripting, Linux Commands, Scripting Languages, Python Programming
Mixed · Course · 1 - 4 Weeks