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.

Arizona State University
Skills you'll gain: Manufacturing Processes, Semiconductors, Mechanical Engineering, Materials science, Thermal Management, Failure Analysis, Reliability, Engineering Calculations
Beginner · Course · 1 - 3 Months

Council on Foreign Relations
Skills you'll gain: Climate Change Adaptation, Climate Change Mitigation, Energy and Utilities, Social Justice, Environmental Issue, Sustainable Development, Environmental Policy, Emerging Technologies, Sustainable Technologies, Artificial Intelligence
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Data Storytelling, Exploratory Data Analysis, Data Visualization, Data Visualization Software, Data Presentation, Interactive Data Visualization, Infographics, Tableau Software, Dashboard, Data Analysis, Data-Driven Decision-Making, Data Ethics, Trend Analysis, Business Analytics, Peer Review
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Language Learning, Spanish Language, Vocabulary, Oral Comprehension, Grammar
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft 365, Microsoft Power Automate/Flow, Microsoft Power Platform, Data Governance, Data Migration, Business Process Automation, Content Management, Microsoft Teams, Microsoft Office, Trend Analysis, Document Management, Strategic Thinking, Strategic Planning, System Configuration, Compliance Management, Technology Roadmaps, DevOps, Microsoft Copilot, Data Security
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Agentic Workflows, LangGraph, AI Orchestration, Data Visualization, Prompt Engineering, Generative AI Agents, Model Evaluation, LLM Application, Tool Calling, Retrieval-Augmented Generation, Agentic systems, Data Validation, Generative AI, Large Language Modeling
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Azure Active Directory, Role-Based Access Control (RBAC), Microsoft Azure, Single Sign-On (SSO), Active Directory, Cloud Management, Identity and Access Management, Authorization (Computing), Authentications, Multi-Factor Authentication, User Provisioning, Data Governance, Cloud Services, User Accounts, Security Controls, Virtual Machines, Self Service Technologies, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Scripting, Python Programming, Programming Principles, Development Environment, Virtual Environment
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Risk Control, Risk Management, Compliance Reporting, Risk Mitigation, Risk Analysis, Business Risk Management, Internal Controls, Continuous Monitoring, Data Management, Key Performance Indicators (KPIs), Stakeholder Communications
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Estimation, Advanced Mathematics, Mathematical Modeling, Matlab, Linear Algebra, Statistical Methods, Predictive Analytics, Predictive Modeling, Applied Mathematics, Time Series Analysis and Forecasting, Probability, Statistical Inference, Probability & Statistics
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Stored Procedure, PL/SQL, SQL, Database Management, Data Access, Databases, Database Systems, Java, Java Programming, JUnit
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Google Cloud Platform, Kubernetes, Google App Engine, Cloud Storage, Load Balancing, Cloud-Native Computing, Cloud Infrastructure, Cloud Computing, Containerization, Data Storage Technologies, Virtual Machines, Cloud Security, Application Deployment, DevOps, Application Performance Management, Scalability
Intermediate · Course · 1 - 4 Weeks