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 Michigan
Skills you'll gain: Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, HTML and CSS, Web Language, Web Design, Semantic Web, Web Development, Cascading Style Sheets (CSS), Web Content, Responsive Web Design, Web Presence, Verification And Validation
★ 4.6 (51) · Mixed · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Stakeholder Engagement, Project Management Institute (PMI) Methodology, Plan Execution, Risk Management, Technical Management, Quality Control
★ 4.9 (70) · Beginner · Course · 1 - 3 Months

Technical University of Munich (TUM)
Skills you'll gain: Higher Education, Immigration Law, Student Support and Services, Intercultural Competence, Formal Learning, Academic Advising, Student Engagement, Labor Law, Learning Strategies, Education and Training, Culture
★ 4.4 (36) · Beginner · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Network Infrastructure, General Networking, Network Protocols, Network Routers, Network Architecture, Networking Hardware, Internet Of Things, Network Routing, Wireless Networks, Local Area Networks, Network Switches, Virtual Local Area Network (VLAN), Enterprise Architecture, Network Security
★ 4.8 (41) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Image Analysis, Computer Vision, Deep Learning, Machine Learning Methods, Matlab, Transfer Learning, Traffic Flow Optimization
★ 4.7 (36) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Intrusion Detection and Prevention, Continuous Monitoring, Threat Management, Firewall, Incident Response, Network Security, Threat Detection, Network Monitoring, System Monitoring, Event Monitoring, Infrastructure Security, Cybersecurity, Anomaly Detection
★ 4.4 (48) · Advanced · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: React Native, Mobile Development, Responsive Web Design, Docker (Software), Azure DevOps, Restful API, Cross Platform Development, Azure DevOps Pipelines, Microservices, Containerization, User Interface (UI), User Interface and User Experience (UI/UX) Design, DevOps, UI Components, User Interface (UI) Design, ASP.NET, UI/UX Strategy, Secure Coding, Mobile Development Tools, Version Control
★ 4.2 (56) · Intermediate · Specialization · 1 - 3 Months

L&T EduTech
Skills you'll gain: Scope Management, Work Breakdown Structure, Project Scoping, Feasibility Studies, Project Management Life Cycle, Contract Management, Project Management, Change Management, Claims Processing, Project Planning, Organizational Structure, Legal Risk, Bidding
★ 4.7 (41) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Hardware Troubleshooting, Customer Service, Network Troubleshooting, Customer Relationship Building, Computer Security Incident Management, Incident Response, Continuous Improvement Process, Cybersecurity, Process Improvement, Incident Management, Quality Improvement, Performance Metric, Desktop Support, Operating Systems, Service Improvement, Computer Hardware, Cyber Attacks, Technical Support, Operating System Administration, Technical Support and Services
★ 4.5 (52) · Beginner · Professional Certificate · 3 - 6 Months

University of California San Diego
Skills you'll gain: Version Control, Integrated Development Environments, GitHub, Git (Version Control System), Internet Of Things, Development Environment, Embedded Software, Software Development Tools, Software Versioning, Embedded Systems, Program Development, Prototyping, Linux, Linux Commands, Operating System Administration, Operating Systems, Ubuntu, Peripheral Devices, Android (Operating System), Open Source Technology
★ 3.9 (40) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Graph Theory, Model Evaluation
★ 4.4 (44) · Advanced · Course · 1 - 3 Months

Duke University
Skills you'll gain: Storytelling, Personal Integrity, Compassion, Habit Formation, Ethical Standards And Conduct, Optimism, Aesthetics, Growth Mindedness, Resilience, Empathy, Social Justice, Liberal Arts, Teaching, Community Development, Creativity, Self-Awareness, Community Outreach, Music, Leadership, Cultural Diversity
★ 4.6 (48) · Beginner · Specialization · 3 - 6 Months