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.

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), Browser Compatibility, Animations, HTML and CSS, Frontend Performance, Responsive Web Design, Web Design, Web Development
Intermediate · Course · 1 - 4 Weeks

Capitals Coalition
Skills you'll gain: Stakeholder Engagement, Human Capital, Stakeholder Management, Corporate Sustainability, Environmental Social And Corporate Governance (ESG), Sustainable Business, Social Impact, Business Valuation, Stakeholder Communications, Sustainability Reporting, Business Transformation, Risk Management, Data Collection
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Ajax, Java Programming, Test Script Development, Java, Software Testing, Test Automation, Scripting, Web Development Tools, Object Oriented Programming (OOP), Automation, Debugging
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Image Quality, Generative AI, Adobe Photoshop, Content Creation, User Accounts, Multimedia
Intermediate · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Strategic Decision-Making, Strategic Leadership, Organizational Strategy, Corporate Strategy, Business Strategy, Organizational Structure, Performance Management, Health Care Administration, Business Management, Strategic Partnership, Leadership, Mergers & Acquisitions, Analysis, Competitive Analysis, New Business Development, Market Analysis, Operational Efficiency
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Text Mining, Large Language Modeling, Natural Language Processing, Data Processing, LLM Application, Python Programming
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Network Security, Network Monitoring, Firewall, Google Cloud Platform, Cloud Security, Intrusion Detection and Prevention, Identity and Access Management, Proxy Servers, Threat Detection, Infrastructure Security
Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Information Technology Infrastructure Library, Service Management, IT Service Management, Information Technology, Information Technology Operations, Service Level, Operations Management, Asset Management, Operations
Mixed · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Social Justice, Environmental Issue, Sustainable Development, Environmental Policy, Health Equity, Environmental Laws, Legal Proceedings, Environmental Regulations, Community and Social Work, Cultural Responsiveness, Community Development, Advocacy, Climate Change Adaptation, Policy Analysis, Research, Collaboration, Case Studies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Usability Testing, Figma (Design Software), Responsive Web Design, User Experience Design, Prototyping, Software Design Documents, Design Specifications, Mockups, User Interface (UI) Design, UI Components, User Flows, Animations
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Intrusion Detection and Prevention, Model Evaluation, Incident Response, Threat Detection, Endpoint Detection and Response, Computer Security Incident Management, Cyber Threat Hunting, Distributed Denial-Of-Service (DDoS) Attacks, Cybersecurity, Anomaly Detection, Cyber Security Strategy, Threat Management, Continuous Monitoring, Cyber Security Policies, Security Management, System Monitoring, AI Security, Virtual Machines, Network Analysis, Data Analysis
Intermediate · Specialization · 3 - 6 Months

Sungkyunkwan University
Skills you'll gain: Regression Analysis, Predictive Analytics, Predictive Modeling, Investment Management, Risk Analysis, Investments, R Programming, Machine Learning, Statistical Analysis, Financial Analysis, Logistic Regression, Financial Data, Algorithms
Intermediate · Course · 1 - 4 Weeks