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.

University of Colorado Boulder
Skills you'll gain: Robotics, Artificial Intelligence, Graph Theory, Algorithms, Computer Vision, Data Structures, Python Programming
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Email Automation, Google Workspace, Google Sheets, Stakeholder Communications, Test Tools, Scripting, Timelines, Project Schedules, Project Management, Web Applications, Javascript, Data Validation
Intermediate · Guided Project · Less Than 2 Hours

École normale supérieure
Skills you'll gain: Sustainable Development, Economic Development, Environmental Science, Energy and Utilities, Governance, Environment, Sustainability Reporting, Climate Change Mitigation, Climate Change Adaptation, Environmental Policy, Finance, Advocacy, Economics, Lobbying, Public Policies
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Stakeholder Management, Professional Networking, Business Relationship Management, Business Strategy, Leadership, Strategic Leadership, Engineering Management, Competitive Analysis, Mentorship, Innovation, Value Propositions, Team Motivation, Communication
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Culture, Behavioral Health, Healthcare Ethics, Empathy & Emotional Intelligence, Mental and Behavioral Health, Rehabilitation, Advocacy, Research
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Presentation, Dashboard, Interactive Data Visualization, Data Visualization, Infographics, Data Visualization Software, Business Reporting, Data Ethics, Storytelling, Data-Driven Decision-Making, Generative AI, Responsible AI, Data Analysis, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Debugging, Version Control, Microsoft Copilot, C# (Programming Language), Git (Version Control System), Microsoft Visual Studio, .NET Framework, Program Development, Application Development, Object Oriented Programming (OOP), Computer Programming, Microsoft Development Tools, Development Environment, User Interface (UI), Programming Principles
Beginner · Course · 1 - 3 Months

Skills you'll gain: MySQL, Business Intelligence, Role-Based Access Control (RBAC), SQL, Relational Databases, Data Presentation, Data Visualization Software, Database Management, Databases, Data Access, Query Languages, Data Transformation, Performance Tuning
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Influencing, Leadership, Team Building, Communication, Decision Making
Beginner · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Serverless Computing, Amazon S3, Amazon Web Services, Kubernetes, Containerization, Cloud Storage, Disaster Recovery, Application Deployment, Cloud Deployment, Cloud Computing Architecture, Cloud Solutions, Data Storage Technologies
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Prompt Engineering, MongoDB, Query Languages, Metadata Management, Performance Tuning, Embeddings, Data Pipelines
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Time Series Analysis and Forecasting, Recurrent Neural Networks (RNNs), SAS (Software), Forecasting, Regression Analysis, Machine Learning Methods, Statistical Analysis, Advanced Analytics, Statistical Methods, Predictive Modeling, Statistical Modeling, Bayesian Statistics, Model Evaluation
Intermediate · Course · 1 - 3 Months