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.

Skills you'll gain: Email Security, Incident Response, Computer Security Incident Management, Malware Protection, Cybersecurity, Network Security, Intrusion Detection and Prevention, Cyber Security Strategy, Threat Detection, Distributed Denial-Of-Service (DDoS) Attacks, Wireless Networks
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Salesforce, Authentications, Salesforce Development, Data Access, Role-Based Access Control (RBAC), Security Controls, Data Security, Authorization (Computing), Event Monitoring, Application Security, Security Strategy, Data Sharing, Responsive Web Design, Compliance Reporting, User Accounts, Application Development, Mobile Development, Customer Relationship Management (CRM) Software, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Color Matching, Video Production, Image Quality, Post-Production, Video Editing, Color Theory, Cinematography
Beginner · Course · 1 - 4 Weeks

KodeKloud
Skills you'll gain: Cloud Engineering, Site Reliability Engineering, Amazon Elastic Compute Cloud, Amazon CloudWatch, Cloud-Native Computing, Kubernetes, Continuous Delivery, AWS Identity and Access Management (IAM), Infrastructure as Code (IaC), System Monitoring, Serverless Computing, Performance Testing, Scenario Testing
Beginner · Course · 1 - 3 Months

American Psychological Association
Skills you'll gain: Statistical Hypothesis Testing, Quantitative Research, Statistical Software, Statistical Analysis, Data Analysis, Probability & Statistics, Analysis, Statistical Methods, Statistical Inference, Analytical Skills, Statistics, Psychology, Regression Analysis, Research
Beginner · Course · 1 - 3 Months

Skillshare
Skills you'll gain: Photo Editing, Photography, Image Quality, Color Theory
Beginner · Course · 1 - 3 Months

Skills you'll gain: Interaction Design, Computer Graphics
Beginner · Specialization · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Conflict Management, Team Motivation, Team Leadership, Project Risk Management, Stakeholder Engagement, Risk Management, Negotiation, Continuous Improvement Process, Cross-Functional Collaboration, Agile Project Management, Stakeholder Analysis, Project Management, Systems Thinking, Governance, Complex Problem Solving
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Apple iOS, Swift Programming, Apple Xcode, Mobile Development, User Interface (UI), User Interface (UI) Design, Debugging, Data Persistence, Data Management, Programming Principles, Application Programming Interface (API), Data Storage, Authentications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Sprint Retrospectives, Backlogs, Agile Methodology, Agile Product Development, Continuous Improvement Process, Team Management, Meeting Facilitation, Prioritization, Cross-Functional Collaboration
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Angular, Responsive Web Design, HTML and CSS, Web Design and Development, JavaScript Frameworks, Web Applications, Web Components
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Unreal Engine, Virtual Environment, Video Game Development, Game Design, Interactive Design, Animation and Game Design, User Interface (UI)
Beginner · Course · 1 - 4 Weeks