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: Project Schedules, Resource Allocation, Scheduling, Timelines, Project Estimation, Resource Planning, Project Planning, Capacity Planning, Project Management, Resource Management, Stakeholder Management, Stakeholder Communications
Beginner · Course · 1 - 4 Weeks

Wesleyan University
Skills you'll gain: Court Systems, Civil Law, Legal Proceedings, Litigation and Civil Justice, Property and Real Estate, Economics, Technology Strategies, Compensation Management, Case Studies
Mixed · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Bayesian Network, Numerical Analysis, Estimation, Simulations, Matlab, Mathematical Modeling, Applied Mathematics, Engineering Analysis, Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Operations, Threat Management, Threat Detection, Cybersecurity, Scripting, Python Programming, Encryption, Network Protocols
Intermediate · Course · 1 - 4 Weeks

University of Florida
Skills you'll gain: Climate Change Mitigation, Land Management, Sustainable Development, Environment and Resource Management, Natural Resource Management, Environment, Sustainability Standards, Environmental Science, Research, Biology
Intermediate · Course · 1 - 3 Months

Accenture
Skills you'll gain: Data Literacy, Computer Literacy, Microsoft Excel, digital literacy, Data Analysis, Data-Driven Decision-Making, Emerging Technologies, Data Collection, Computer Security Awareness Training, Digital Communications, Computer Programming, Productivity Software, Web Development, Information Technology, Business Technologies, Javascript, Python Programming, Blockchain, Cloud Computing, Computer Hardware
Beginner · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Mathematical Modeling, Epidemiology, Infectious Diseases, Model Evaluation, Simulations, Statistical Modeling, Data Modeling, R Programming, Statistical Methods, Public Health
Intermediate · Course · 1 - 4 Weeks

University of Copenhagen
Skills you'll gain: Sustainable Development, Social Impact, Systems Thinking, Social Sciences, Environmental Science, Culture, Timelines, Environmental Policy, Ethical Standards And Conduct, Political Sciences, Economics
Mixed · Course · 1 - 4 Weeks

École normale supérieure
Skills you'll gain: Sampling (Statistics), Physics, Simulations, Computational Logic, Numerical Analysis, Markov Model, Quantitative Research, Algorithms, Applied Mathematics, Linear Algebra, Integral Calculus
Mixed · Course · 1 - 3 Months

Association of International Certified Professional Accountants
Skills you'll gain: Digital Assets, Blockchain, Asset Management, Cybersecurity, Security Awareness, Security Controls, Multi-Factor Authentication, Authentications, Financial Market, Market Data, Financial Regulations, Regulatory Compliance
Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Mechanics, Physics, Mechanical Engineering, Engineering Calculations, Calculus, Engineering Analysis, Physical Science, Mathematical Modeling, Problem Solving
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Blockchain, Digital Assets, Portfolio Risk, Portfolio Management, Cryptography, Investments, Market Dynamics, Financial Market, Equities, Securities (Finance), Transaction Processing, Financial Regulation, Cyber Risk, Production Process
Intermediate · Course · 1 - 4 Weeks