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: Git (Version Control System), Version Control, DevOps, Software Development Life Cycle, Systems Development Life Cycle, Linux Administration, Software Development, Software Development Methodologies, File Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Assessments, Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Scanning, Vulnerability Management, Cybersecurity, Malware Protection, Penetration Testing, Exploitation techniques, Threat Detection, Threat Management, Brute-force attacks, Network Security, Information Systems Security, Security Awareness, Network Protocols
Intermediate · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Keyword Research, Search Engine Optimization, Web Analytics and SEO, Competitive Analysis, Performance Analysis, Marketing, Performance Metric, Content Strategy, Performance Management, Analytics
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Good Manufacturing Practices, Legal Risk, Case Studies
Intermediate · Course · 1 - 4 Weeks

The State University of New York
Skills you'll gain: Injury Prevention, Accident Prevention, Emotional Intelligence, Emergency Response, Nutrition and Diet, Safety Training, Working With Children, Child Welfare, Child Health, Resilience, Social Skills, Environment Health And Safety, Safety Standards, Health And Safety Standards, Mental Health, Policy Development, Meal Planning And Preparation, First Aid, Record Keeping
Beginner · Course · 1 - 3 Months

Skills you'll gain: Social Media Campaigns, Social Media Marketing, Social Media, Digital Media Strategy, Content Creation, Social Media Content, Search Engine Optimization, Social Media Strategy, Guest Relations, Hospitality, Web Analytics and SEO, Digital Marketing, Storytelling, Instagram, Key Performance Indicators (KPIs), Customer Engagement
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, LLM Application, Hugging Face, Retrieval-Augmented Generation, OpenAI API, LangGraph, Model Deployment, AI Workflows, Large Language Modeling, AI Orchestration, Generative AI, Generative Model Architectures, CI/CD, Embeddings, Text Mining, Containerization, Restful API, Open Source Technology, Data Preprocessing, Docker (Software)
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Digital Advertising, Paid media, Presentations, Social Media Campaigns, Advertising Campaigns, Digital Marketing, Web Analytics, Search Engine Optimization, Content Strategy, LinkedIn, Content Marketing, Social Media Marketing, Marketing Analytics, Target Audience, E-Commerce, Social Media Strategy, Smart Goals, Business Analysis, Market Analysis
Advanced · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Artificial Intelligence, Computational Thinking, Human Learning, Theoretical Computer Science, Human Machine Interfaces, Psychology, Computer Science, Algorithms
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Azure Active Directory, Single Sign-On (SSO), Identity and Access Management, Authentications, Authorization (Computing), Active Directory, Multi-Factor Authentication, Microsoft Azure, Role-Based Access Control (RBAC), User Accounts, Security Controls, Enterprise Security, Cloud Services
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: NumPy, Data Structures, Data Analysis, Object Oriented Programming (OOP), Exploratory Data Analysis, Image Analysis, Data Science, Data Transformation, Data Manipulation, Big Data, Performance Tuning, Python Programming, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AWS Identity and Access Management (IAM), Amazon Web Services, Amazon S3, Amazon Elastic Compute Cloud, Virtual Networking, Multi-Factor Authentication, Virtual Private Networks (VPN), Scalability
Beginner · Course · 1 - 4 Weeks