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.

Skills you'll gain: Routing Protocols, TCP/IP, Network Switches, Network Routers, Virtual Local Area Network (VLAN), Network Protocols, Network Security, General Networking, Network Routing, Network Troubleshooting, Network Administration, Computer Networking, Open Shortest Path First (OSPF), Network Monitoring, Dynamic Host Configuration Protocol (DHCP), Local Area Networks, Network Planning And Design, Border Gateway Protocol, Network Performance Management, Proxy Servers
★ 4.8 (16) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: International Financial Reporting Standards, Mergers & Acquisitions, Consolidation, Financial Reporting, Business Valuation, Accounting, Case Studies, Financial Accounting, Partnership Accounting, Corporate Accounting, Financial Statement Analysis, Franchising, Financial Analysis, Financial Auditing, Compliance Reporting, Auditing, Financial Statements, Technical Accounting, Intercompany Accounting, Risk Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Organizational Change, Change Management, Business Transformation, Leadership Studies, Organizational Development, Organizational Leadership, Business Leadership, Organizational Structure, Leadership Development, Case Studies, Industrial and Organizational Psychology, Lifelong Learning, Neurology
★ 4.6 (51) · Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Social Media, Social Media Marketing, Social Media Management, Social Media Strategy, Social Media Content, Social Media Campaigns, Marketing Strategies, Content Performance Analysis, Data-Driven Marketing, Social Media Analytics, Campaign Management, Marketing Effectiveness, Email Marketing, Marketing Analytics, Digital Marketing, Marketing Planning, Marketing, Strategic Marketing, UI/UX Strategy, Brand Management
★ 4.5 (37) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Version Control, Git (Version Control System), Selenium (Software), Test Automation, Jenkins, Test Script Development, Software Versioning, Continuous Integration, Test Tools, Continuous Delivery, Test Data, Test Case, Software Testing, CI/CD, Code Reusability, Command-Line Interface, File I/O
★ 4.8 (6) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Microservices, Google Cloud Platform, Cloud Applications, Spring Framework, Cloud Development, Spring Boot, Database Management, Cloud Deployment, Cloud-Native Computing, Databases, Database Development, Database Systems, Software Architecture, Application Frameworks, Application Performance Management, Service Oriented Architecture, Application Deployment, Configuration Management
★ 4.3 (1.4K) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Infectious Diseases, Pathology, Healthcare Ethics, Microbiology, Infection Control, Public Health and Disease Prevention, Diagnostic Tests, Neurology, Public Health, Biology, Case Studies, Patient Treatment, Preventative Care, Clinical Assessment, Pharmacotherapy
★ 4.7 (745) · Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Critical Thinking and Problem Solving, Problem Solving, Critical Thinking, Creative Thinking, Growth Mindedness, Complex Problem Solving, Creative Problem-Solving, Ideation, Strategic Thinking, Decision Making, Continuous Improvement Process, Analysis, Root Cause Analysis, Data-Driven Decision-Making
★ 4.7 (15) · Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Video Game Development, Animations, Event-Driven Programming, Animation and Game Design, Cinematography, Game Design, Storyboarding, 3D Assets, Programming Principles, Computer Graphics, Code Reusability, Computer Programming, Computational Logic
★ 4.2 (44) · Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: English Language, Oral Comprehension, Language Competency
★ 4.5 (186) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, Kubernetes, Network Troubleshooting, Performance Tuning, Network Performance Management, Network Routing, Network Security, Network Planning And Design, Network Administration, Scalability
★ 3.6 (18) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: LangGraph, Generative AI Agents, AI Orchestration, LangChain, Agentic systems, AI Workflows, OpenAI API, Agentic Workflows, LLM Application, OpenAI, Artificial Intelligence, Generative AI, Development Environment, ASP.NET, Tool Calling, Embeddings, AI literacy, AI Personalization, Document Management, Context Management
★ 4.5 (231) · Intermediate · Specialization · 3 - 6 Months