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.

Coursera
Skills you'll gain: Deepseek, LangChain, Generative AI, LLM Application, Tool Calling, AI Workflows, AI Orchestration, Prompt Engineering, Automation, Data Integration, Cross Platform Development, Systems Integration
Intermediate · Course · 1 - 4 Weeks

Chris Croft Training
Skills you'll gain: Employee Coaching, Leadership Studies, People Management, Business Leadership, Self-Awareness
Beginner · Course · 3 - 6 Months

Skills you'll gain: Test Automation, Continuous Integration, CI/CD, AI Orchestration, Software Quality Assurance, Maintainability, Quality Assurance, Automation, Verification And Validation, User Interface (UI), Natural Language Processing, Scalability
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Semiconductors, Display Devices, Computer Displays, Systems Design, Electrical Engineering, Technical Design, Electronics, Electronics Engineering, Electronic Systems, Electronic Components, Materials science, Image Quality, Technology Solutions, Engineering Calculations, Mathematical Modeling, Performance Testing, Physics, Emerging Technologies, Applied Mathematics
Build toward a degree
Advanced · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Infrastructure as Code (IaC), Terraform, Amazon Web Services, Cloud Infrastructure, Application Development, Cloud Development, Cloud Applications, CI/CD, AWS CloudFormation, Cloud Computing Architecture, Amazon Elastic Compute Cloud, Business Intelligence, Amazon S3, Web Development, API Gateway, Cloud Platforms, Serverless Computing, Cloud Services, Artificial Intelligence and Machine Learning (AI/ML), Amazon DynamoDB
Intermediate · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Sales Strategy, Advertising Sales, Video Production, Marketing Materials, Facebook, Promotional Strategies, Content Creation, Content Marketing, Drive Engagement, Target Audience
Mixed · Course · 1 - 4 Weeks

Universidad Austral
Skills you'll gain: Science and Research, Teaching, Scientific Methods, General Science and Research, Instructional Strategies, Classroom Management, Education and Training, Environmental Science, Research, Interactive Learning, Student Engagement, Pedagogy, Experimentation, Discussion Facilitation, Social Impact, Graphing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Billing Systems, Registration, Invoicing, Restaurant Management, Microsoft Visual Studio, Security Testing, Point of Sale, Order Management, Scalability
Beginner · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: Political Sciences, Public Affairs, European History, Public History, Advocacy, Persuasive Communication, Governance
Beginner · Course · 1 - 3 Months

Skills you'll gain: Process Mapping, Process Analysis, Business Workflow Analysis, Process Improvement and Optimization, Business Process Improvement, Business Process, Process Improvement, Process Flow Diagrams, Business Process Modeling, Process Optimization, Operational Efficiency, Workflow Management, Performance Measurement, Key Performance Indicators (KPIs)
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Apache Kafka, Data Loss Prevention, Performance Tuning, System Monitoring, Prometheus (Software), Scalability, Real Time Data, Grafana, Process Optimization, Distributed Computing, System Configuration, Command-Line Interface, Content Strategy
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Sociology, Social Sciences, Social Impact, Economics, Policy, and Social Studies, Public Policies, Cultural Diversity, Surveys, Qualitative Research, Data Collection, Research
Beginner · Course · 1 - 4 Weeks