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.

Stanford University
Skills you'll gain: Data Structures, Graph Theory, Algorithms, Network Model, Programming Principles, Social Network Analysis, Network Analysis, Theoretical Computer Science, Network Routing, Computational Logic
Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: User Experience Design, Wireframing, Application Design, Technical Communication, Prototyping, Web Development, User Research, Usability Testing, Responsive Web Design, Version Control, Brainstorming, Project Planning, Application Programming Interface (API), Javascript, MongoDB
Mixed · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Computer Security Incident Management, Vulnerability Management, Incident Response, Identity and Access Management, Cybersecurity, Security Controls, Vulnerability Assessments, Mobile Security, Intrusion Detection and Prevention, Hardening, Threat Detection, Application Security, Information Systems Security, Threat Management, Digital Forensics, Network Security, Wireless Networks, Authentications, Authorization (Computing), Automation
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Matplotlib, Statistical Visualization, Seaborn, Data Visualization, Exploratory Data Analysis, Data Presentation, Plot (Graphics), Data Visualization Software, Descriptive Statistics, Data Storytelling, Pandas (Python Package), Statistical Methods, Data Analysis, Statistics, Statistical Analysis, Data Manipulation, Box Plots, Scatter Plots, Correlation Analysis, Python Programming
Intermediate · Course · 1 - 4 Weeks

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

Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Wireframing, Persona (User Experience), User Experience Design, User Centered Design, Usability, User Research, Design Research, Prototyping, Miro AI, User Flows, Mockups, Ideation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Chef (Configuration Management Tool), Infrastructure as Code (IaC), Virtual Machines, Amazon Web Services, Amazon Elastic Compute Cloud, Application Deployment, Cloud Computing, Nginx, Remote Access Systems, Package and Software Management, Development Environment, Automation, System Configuration
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Tensorflow, Predictive Modeling, Machine Learning, Text Mining, Deep Learning, Natural Language Processing, Applied Machine Learning, Convolutional Neural Networks, Supervised Learning, Recurrent Neural Networks (RNNs), Artificial Intelligence, Classification Algorithms, Data Science, Data Preprocessing
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: LinkedIn, Events and Conferences, Sales Presentation, Copywriting, Professional Networking, Promotional Materials, Marketing Materials, Relationship Building, Business Marketing, Communication Strategies, Brand Awareness, Drive Engagement
Mixed · Course · 1 - 4 Weeks

Beginner · Course · 1 - 4 Weeks

Skills you'll gain: .NET Framework, Application Deployment, Bootstrap (Front-End Framework), Full-Stack Web Development, Database Management, User Accounts, Payment Systems, Authentications, Role-Based Access Control (RBAC), Data Modeling, Transaction Processing
Intermediate · Course · 3 - 6 Months