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.

Wesleyan University
Skills you'll gain: Storytelling, Writing and Editing, Content Creation, Journals, Writing, Organizational Skills, Editing, Personal Development, Self-Awareness, Overcoming Obstacles, Creativity, English Language, Detail Oriented
Beginner · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Penetration Testing, Security Testing, System Testing, Vulnerability Scanning, Vulnerability Management, Cloud Security, Cybersecurity, Vulnerability Assessments, Intrusion Detection and Prevention, Network Security, Exploitation techniques, Microsoft Azure, Firewall, Virtual Private Networks (VPN)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Automation, Test Script Development, Software Testing, Javascript, Browser Compatibility, Scripting, Automation, Web Development Tools, Test Case, Cascading Style Sheets (CSS), Debugging, Mac OS
Intermediate · Course · 1 - 3 Months

Yale University
Skills you'll gain: Environmental Science, Environment, Anthropology, Sustainable Development, Teaching, Liberal Arts, Storytelling, Community Development, Biology, Systems Thinking, Cultural Diversity, Physics
Mixed · Course · 1 - 3 Months
University of California, Irvine
Skills you'll gain: Grammar, Vocabulary, English Language, Oral Comprehension
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Power Electronics, Electrical Power, Electrical Engineering, Estimation, Simulations, Electronic Systems, Matlab, Engineering Calculations, Model Evaluation, Mathematical Modeling, Control Systems, Electronic Components, Applied Mathematics, Algorithms
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Dashboard, Data Storytelling, Tableau Software, Data Presentation, Peer Review, Data Visualization, Advanced Analytics, Stakeholder Analysis, Interactive Data Visualization, Data Visualization Software, Data Literacy, Exploratory Data Analysis, Proposal Development, Data Ethics, Data Analysis, Visualization (Computer Graphics), Pivot Tables And Charts, Data Mapping, Tree Maps, Storyboarding
Beginner · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Cloud Security, Data Management, Cloud Computing Architecture, Records Management, Security Management, Cloud Computing, Cyber Security Policies, Microsoft Azure, Threat Management, Disaster Recovery, Data Governance, Security Controls, Information Privacy, General Data Protection Regulation (GDPR), Identity and Access Management
Beginner · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Mental Health Diseases and Disorders, Psychiatry, Clinical Psychology, Mental Health, Cognitive Behavioral Therapy, Mental and Behavioral Health, Psychotherapy, Psychiatric Assessments, Cultural Diversity, Psychology, Pharmacotherapy, Pharmacology, Demography
Beginner · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Payment Systems, Medical Devices, Healthcare Industry Knowledge, Medical Equipment, Cost Benefit Analysis, Clinical Trials, Health Technology, Program Evaluation, Pharmaceuticals, Health Policy, Risk Analysis, Claims Processing, Health Care, Regulatory Affairs, Stakeholder Analysis, Probability & Statistics, Simulation and Simulation Software
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Musical Composition, Music Theory, Music, Peer Review, Music Performance, Post-Production, Storytelling, Media Production, Editing, Organizational Skills, Writing, Technology Solutions
Beginner · Specialization · 3 - 6 Months
DeepLearning.AI
Skills you'll gain: Disaster Recovery, Image Analysis, Data Ethics, Emergency Response, Mitigation, Text Mining, Natural Language Processing, Unstructured Data, Artificial Intelligence, Computer Vision, Spatial Data Analysis, Convolutional Neural Networks, Model Evaluation
Beginner · Course · 1 - 4 Weeks