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.

Edureka
Skills you'll gain: Power BI, Data Visualization, Data Analysis Expressions (DAX), Matplotlib, Plotly, Data Analysis, Exploratory Data Analysis, Seaborn, SQL, Pandas (Python Package), Probability & Statistics, Regression Analysis, Machine Learning, Statistical Hypothesis Testing, Python Programming, Data Transformation, Feature Engineering, Data Integration, NumPy, Web Scraping
Intermediate · Specialization · 3 - 6 Months

Infosec
Skills you'll gain: Penetration Testing, Linux Commands, Command-Line Interface, Linux, Cybersecurity, Operating System Administration, Operating Systems, Windows PowerShell, Unix Commands, Microsoft Windows, Computer Systems, Mac OS
Mixed · Course · 1 - 4 Weeks

Institute for the Future
Skills you'll gain: Visionary, Strategic Thinking, Cognitive flexibility, Creative Thinking, Simulations, Creativity, Virtual Reality, Empathy, Strategic Planning, Personal Development, Innovation, Adaptability, Self-Awareness, Decision Making, Storytelling
Beginner · Course · 1 - 4 Weeks
University of Pennsylvania
Skills you'll gain: Environmental Issue, Food Safety and Sanitation, Nutrition and Diet, Manufacturing and Production, Production Process, Environment, Sustainability Standards, Sustainable Development, Pollution Prevention, Trend Analysis, Infectious Diseases, Public Health, Economics
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Infrastructure as Code (IaC), Terraform, Google Cloud Platform, Cloud Infrastructure, Cloud Storage, Configuration Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: React.js, Cascading Style Sheets (CSS), Event-Driven Programming, User Experience Design, User Interface (UI), Front-End Web Development, Data Management, JavaScript Frameworks, Javascript, API Design, Data Validation, Real Time Data, Web Development
Intermediate · Course · 1 - 4 Weeks

The Chinese University of Hong Kong
Skills you'll gain: Debugging, Mathematical Modeling, Advanced Mathematics, Operations Research, Computational Logic, Data Structures
Intermediate · Course · 1 - 3 Months
University of California, Irvine
Skills you'll gain: Grammar, English Language, Vocabulary, Language Learning
Intermediate · Course · 1 - 3 Months

Indian School of Business
Skills you'll gain: Portfolio Management, Investment Management, Performance Analysis, Market Dynamics, Text Mining, Technical Analysis, Risk Management, Financial Regulation, Compliance Management, Benchmarking
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Data Encryption Standard, Advanced Encryption Standard (AES), Cryptography, Encryption, Brute-force attacks, Algorithms
Intermediate · Course · 1 - 3 Months

ESSEC Business School
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Climate Change Mitigation, Corporate Sustainability, Sustainable Business, Business Ethics, Environmental Management Systems, Education and Training, Business Strategies, Environmental Policy, Economics, Finance, Case Studies
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Microsoft Azure, Virtual Machines, Cloud Infrastructure, Network Security, Virtualization and Virtual Machines, Cloud Computing, Cloud Management, Firewall, Infrastructure Security, Cloud Security, Cloud Platforms, Cloud Storage, Virtual Networking
Beginner · Course · 1 - 3 Months