First aid courses can help you learn how to recognize common emergencies, understand basic response principles, and communicate effectively with trained professionals. You can build skills in identifying signs of illness or injury, assessing situations safely, and applying general preparedness concepts. Many courses introduce frameworks, scenario-based learning, and tools that support building confidence in responding to unexpected events.

University of Glasgow
Skills you'll gain: Data Preprocessing, Model Evaluation, Classification Algorithms, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Course · 1 - 3 Months
Yonsei University
Skills you'll gain: Capital Budgeting, Financial Statement Analysis, Business Valuation, Strategic Decision-Making, Financial Analysis, Entrepreneurial Finance, Financial Forecasting, Financial Management, Financial Modeling, Entrepreneurship, Market Analysis, Cash Flows, Competitive Analysis, Business Research, Company, Product, and Service Knowledge, Business Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Networking Hardware, Network Monitoring, OSI Models, Routing Protocols, Software-Defined Networking, Network Troubleshooting, Network Architecture, Network Protocols, Distributed Denial-Of-Service (DDoS) Attacks, Network Security, TCP/IP, Network Routing, Computer Networking, Open Shortest Path First (OSPF), Dynamic Host Configuration Protocol (DHCP), Network Administration, Network Performance Management, Local Area Networks, Hardening, Intrusion Detection and Prevention
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Unit Testing, Test Case, Application Deployment, Responsive Web Design, Test Driven Development (TDD), Continuous Deployment, Debugging, Maintainability, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, Software Testing, Code Review, Development Testing, Interviewing Skills, Web Development Tools, HTML and CSS, Web Development, Application Development, Software Documentation
Intermediate · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, User Interface (UI), Web Design, Maintainability, Layout Design, Cascading Style Sheets (CSS), Usability, Web Applications, Hypertext Markup Language (HTML), Color Theory, Animations, Creativity
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Neurology, Telehealth, Patient Evaluation, Teamwork, Patient Communication, Collaboration, Patient Education And Counseling, Clinical Assessment, Health Technology, Vital Signs, Health Assessment, Patient Preparation, Patient-centered Care, Patient Treatment, Primary Care, Health Care, Health Systems, Telecommunications, Care Management, Communication
Beginner · Specialization · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: Engineering Analysis, Vibrations, Mechanics, Finite Element Methods, Differential Equations, Control Systems, Applied Mathematics, Mathematical Modeling, Linear Algebra, Calculus
Advanced · Course · 1 - 4 Weeks

Dassault Systèmes
Skills you'll gain: SolidWorks (CAD), Computer-Aided Design, 3D Modeling, Engineering Design Process, Mechanical Design, Mechanical Engineering
Beginner · Course · 1 - 4 Weeks

Alibaba Cloud Academy
Skills you'll gain: Docker (Software), Containerization, Cloud Deployment, Application Deployment, Kubernetes, Terraform, Prometheus (Software), Cloud Computing, Performance Tuning, Application Performance Management, Cloud Management, Cloud Applications, DevOps, Infrastructure As A Service (IaaS), Performance Testing, Cloud Computing Architecture, Database Management, Cloud Platforms, Operating Systems, Web Development
Beginner · Specialization · 3 - 6 Months

University of Western Australia
Skills you'll gain: Workforce Planning, Recruitment, Recruitment Strategies, Diversity and Inclusion, Human Resource Strategy, Workplace inclusivity, Talent Sourcing, Diversity Awareness, Diversity Programs, Organizational Effectiveness, Talent Acquisition, Job Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Data Transformation, Data Pipelines, Data Flow Diagrams (DFDs), Extract, Transform, Load, Dataflow, Data Storage Technologies, Data Integration, Data Storage
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Virtual Networking, Open Shortest Path First (OSPF), Network Planning And Design, TCP/IP, Computer Networking, System Monitoring, Wireless Networks, Network Routing, Security Controls, Network Switches, Cloud Infrastructure, Local Area Networks, Puppet (Configuration Management Tool), Wide Area Networks, Virtual Machines, Chef (Configuration Management Tool), Real Time Data, Authentications, Scripting, JSON
Intermediate · Specialization · 1 - 3 Months