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.

LearnKartS
Skills you'll gain: Project Management Life Cycle, Project Management Institute (PMI) Methodology, Project Management, Project Portfolio Management, Project Management Office (PMO), Organizational Structure, Governance, Program Management, Resource Allocation, Stakeholder Management, Leadership
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, Tool Calling, LLM Application, AI Workflows, Agentic systems, Generative AI Agents, Artificial Intelligence and Machine Learning (AI/ML), Application Development, Software Development
Intermediate · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: Brainstorming, Design Thinking, Innovation, Ideation, Stakeholder Analysis, Creative Thinking, User Research, Human Centered Design, Design Research, Open Mindset, Project Scoping, User Experience, Persona Development, Project Planning, Process Mapping, Value Engineering, Product Development, Growth Mindedness, Strategic Thinking, Creativity
Beginner · Specialization · 3 - 6 Months

Universidad de Chile
Skills you'll gain: Diversity Awareness, Teaching, Cultural Diversity, Differentiated Instruction, Classroom Management, Higher Education, Student Engagement, Pedagogy, Innovation, Course Development, Instructional Strategies, Student-Centred Learning
Mixed · Course · 1 - 3 Months

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Payroll, Payroll Systems, Payroll Processing, Payroll Administration, Payroll Reporting, Payroll Tax, Data Entry, Workforce Management, Benefits Administration, Compensation Management, Personally Identifiable Information, Employee Onboarding, Reconciliation, Auditing, Tax Compliance, Data Security
Beginner · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Rapport Building, Non-Verbal Communication, Professional Networking, Business Communication, Greeting Customers, English Language, Interpersonal Communications, Verbal Communication Skills, Communication Strategies
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Network Architecture, Emerging Technologies, Internet Of Things, Network Security, Network Protocols, Wireless Networks, Network Performance Management, Network Planning And Design, Network Infrastructure, Communication Systems, Mobile Security, Cybersecurity, Cloud Engineering, Telecommunications, General Networking, Technology Roadmaps, Artificial Intelligence and Machine Learning (AI/ML), Automation, Technology Strategies, Cloud Computing
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: MITRE ATT&CK Framework, Cybersecurity, Cyber Threat Intelligence, Cyber Operations, IT Automation, Scripting, Python Programming
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Social Network Analysis, Network Analysis, Social Sciences, Sociology, Systems Thinking, Economics, Policy, and Social Studies, Simulations, Culture, Graph Theory, Complex Problem Solving, Innovation
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Data Visualization, Exploratory Data Analysis, Plot (Graphics), Statistical Analysis, Data Presentation, Ggplot2, Program Evaluation, Policy Analysis, Surveys, Data Ethics, R (Software), Data Analysis, Tidyverse (R Package), Statistical Visualization, R Programming, Statistical Methods, Public Policies, Data Visualization Software, Case Studies, Political Sciences
Intermediate · Specialization · 3 - 6 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Computer Architecture, System Design and Implementation, Computational Logic, Computer Hardware, Functional Design, Data Storage
Mixed · Course · 1 - 3 Months

EC-Council
Skills you'll gain: Network Security, Mobile Security, Public Key Infrastructure, Cryptography, Security Controls, Cybersecurity, Authorization (Computing), Authentications, Identity and Access Management, Wireless Networks, Cloud Computing, Cloud Security, Network Monitoring, Data Security, Internet Of Things, Virtualization and Virtual Machines
Beginner · Course · 1 - 3 Months