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.

Duke University
Skills you'll gain: Pandas (Python Package), Version Control, Git (Version Control System), Data Manipulation, Software Development Tools, Development Environment, Data Structures, Python Programming, Data Analysis Software, NumPy, Virtual Environment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Jenkins, Ansible, Devops Tools, Continuous Deployment, Software Development Tools, Configuration Management, Infrastructure as Code (IaC), Version Control
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Bitbucket, Git (Version Control System), Version Control, Collaborative Software, Code Review, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Computational Thinking, Algorithms, Program Development, Software Development, Software Engineering, Programming Principles, Data Structures, Computer Programming, Javascript, Computer Science, Web Development
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Usability Testing, Usability, User Acceptance Testing (UAT), Surveys, Software Testing, Human Computer Interaction, User Research, UI/UX Research, User Experience Design, Software Quality (SQA/SQC)
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Operating System Administration, Local Area Networks, Software Installation, Command-Line Interface, Microsoft Windows, System Configuration, System Support, Desktop Support, TCP/IP, Linux, General Networking, Patch Management, Operating Systems, User Accounts, Network Routers, System Monitoring, Hardware Troubleshooting, Network Troubleshooting, Mac OS, Network Security
Intermediate · Course · 1 - 3 Months

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Internet Of Things, Wireless Networks, General Networking, Emerging Technologies, Electronic Hardware, Embedded Systems, Information Technology Architecture, Software Architecture, Computing Platforms, Computer Programming Tools, Problem Solving
Beginner · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Server Side, Full-Stack Web Development, Back-End Web Development, Cloud Applications, Web Development, Restful API, Web Applications, Web Servers, Authentications, Javascript, Application Programming Interface (API), Computer Science, JSON, Middleware
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Big Data, Data Processing, Data Analysis, Analytics, Data Lakes, Data Warehousing, Apache Spark, Data Storage Technologies, Apache Hadoop, Real Time Data, Distributed Computing
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Loss Prevention, Waste Minimization, Food Quality Assurance And Control, Supply Chain, Food and Beverage, Supply Chain Management, Production Process, Market Dynamics, Economics, Capacity Planning, Stakeholder Management, Analysis, Education and Training, Innovation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Generative AI, Cloud Deployment, Artificial Intelligence, Data-Driven Decision-Making, Computer Programming
Beginner · Course · 1 - 3 Months

Skills you'll gain: Adobe Express, Presentations, Adobe Firefly, Adobe Acrobat, Adobe Illustrator, Adobe Creative Cloud, Content Creation, Responsible AI, Creative Design, Adobe Photoshop, Document Management, Visual Design, Digital Publishing, AI Workflows, Brand Awareness, Storytelling, Branding, Constructive Feedback, Ethical Standards And Conduct, Organizational Skills
Beginner · Course · 1 - 4 Weeks