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.

Emory University
Skills you'll gain: Rmarkdown, Knitr, Collaborative Software, Technical Documentation, Document Management, Technical Writing, Data Sharing, R Programming, YAML, Hypertext Markup Language (HTML), File Management, Cascading Style Sheets (CSS), Version Control
Beginner · Course · 1 - 3 Months

Skills you'll gain: Incident Response, Computer Security Incident Management, Incident Management, Cyber Threat Intelligence, Security Information and Event Management (SIEM), Threat Detection, Vulnerability Assessments, Technical Communication, Intrusion Detection and Prevention, Cybersecurity, Vulnerability Management, Continuous Monitoring, Threat Management, Communication Strategies, Digital Forensics, Root Cause Analysis
Intermediate · Course · 1 - 4 Weeks

Niel Asher Education
Skills you'll gain: Sports Medicine, Nutrition and Diet, Nutrition Care Plans, Nutritional Assessment, Athletic Training, Nutrition Education, Meal Planning And Preparation, Needs Assessment, Physical Therapy, Manual Therapy
Intermediate · Course · 1 - 3 Months
University of Pennsylvania
Skills you'll gain: Demography, Market Trend, Trend Analysis, International Relations, Socioeconomics, Global Marketing, Social Sciences, Systems Thinking, Cultural Diversity, Political Sciences, Financial Systems, Economics, Business Economics, Governance
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Project Risk Management, Workflow Management, Business Workflow Analysis, Risk Management, Strategic Thinking, Team Leadership, Agile Project Management, Team Management, Leadership and Management, Collaborative Software, Project Management, Innovation, Agile Software Development, Process Improvement, Strategic Decision-Making, Change Management, Artificial Intelligence, Adaptability, Digital Transformation, Communication
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Application Security, Patch Management, Data Security, Information Systems Security, Cloud Security, Cybersecurity, Cyber Attacks, Internet Of Things, Mobile Security, Hardening, Personally Identifiable Information, General Data Protection Regulation (GDPR), Network Security, Information Privacy, Vulnerability Management, Release Management, Data Storage, Operating Systems, Cloud Services, Cloud Platforms
Mixed · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Portfolio Management, Financial Modeling, Presentations, Microsoft PowerPoint, Investment Management, Business Modeling, Data Modeling, Quantitative Research, Business Analytics, Financial Data, Portfolio Risk, Microsoft Excel, Financial Analysis, Regression Analysis
Mixed · Course · 1 - 3 Months

Ball State University
Skills you'll gain: Cryptography, Application Security, Encryption, Authentications, Cybersecurity, Data Encryption Standard, Advanced Encryption Standard (AES), Email Security, Network Security, Information Systems Security, Key Management, Application Development, Public Key Infrastructure, Data Integrity
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: User Story, Agile Methodology, Version Control, Persona (User Experience), Kanban Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Internet Of Things, TCP/IP, Network Protocols, Telecommunications, General Networking, PIC Microcontrollers, Communication Systems, Wireless Networks, Cloud Services, Electrical Wiring, Cloud Storage, Microarchitecture, Field-Programmable Gate Array (FPGA), Restful API, Cloud Solutions, Electrical Equipment, Basic Electrical Systems, Power Electronics, Electrical Power, Electric Power Systems
Mixed · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: LangChain, AI Workflows, LLM Application, Generative AI, Large Language Modeling, Hugging Face, Prompt Engineering, Embeddings, AI Security, Model Deployment
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Applicant Tracking Systems, Business Writing, Concision, Persuasive Communication, Writing, Marketing, Branding, Resourcefulness, Keyword Research
Intermediate · Course · 1 - 4 Weeks