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: Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Javascript, Web Design, Event-Driven Programming, Web Design and Development, Development Environment, Web Development, Integrated Development Environments, Scripting, Web Applications, Hypertext Markup Language (HTML), Programming Principles, Graphic and Visual Design, Front-End Web Development, Interactive Design, Animations, Software Installation, Web Analytics and SEO
Beginner · Specialization · 1 - 3 Months
University of Michigan
Skills you'll gain: Data Quality, Data Integrity, Data Validation, Data Collection, Data Processing, Data Strategy, Data Preprocessing, Data Analysis, Verification And Validation, Data Access, Design Strategies
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: LLM Application, Data Preprocessing, Large Language Modeling, Data Import/Export, Artificial Intelligence and Machine Learning (AI/ML), Data Integration, Applied Machine Learning, Data Capture, Data Quality, Exploratory Data Analysis, Natural Language Processing, Classification Algorithms, Data Management
Intermediate · Course · 1 - 3 Months

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

Edureka
Skills you'll gain: Vibe coding, Prompt Engineering, Prompt Patterns, Prompt Engineering Tools, Software Development Tools, AI Security, Generative AI Agents, Software Engineering Tools, Generative AI, Software Engineering, Software Development, Software Documentation, Secure Coding, Software Architecture, Software Design, Software Testing, Full-Stack Web Development, Web Design and Development, Web Development, Computer Science
Intermediate · Course · 1 - 3 Months

Alignor
Skills you'll gain: Influencing, Conflict Management, Diversity Awareness, Teamwork, Collaboration, Diversity Training, Diversity and Inclusion, Diversity Equity and Inclusion Initiatives, Cultural Diversity, Decision Making, Persuasive Communication, Team Management, Workplace inclusivity, Discussion Facilitation, Communication, Leadership, Communication Strategies, Negotiation, Interactive Learning
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Selling Techniques, Product Promotion, Sales Strategy, Search Engine Optimization, Content Optimization, Social Media Marketing, Pay Per Click Advertising, Advertising Campaigns, Online Advertising, Advertising, Product Marketing, Social Media Content, Keyword Research, Paid media, Web Analytics and SEO, E-Commerce, Search Engine Marketing, Digital Advertising, Promotional Strategies, Competitive Analysis
Mixed · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Typography, Cascading Style Sheets (CSS), UI Components, Web Design, User Interface (UI), Interactive Design, User Interface (UI) Design, Web Design and Development, User Interface and User Experience (UI/UX) Design, Browser Compatibility, Usability, Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Animations, Front-End Web Development, Code Reusability, Web Development, Web Development Tools
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Application Security, Data Security, Information Systems Security, Internet Of Things, Threat Modeling, Cybersecurity, Cloud Security, Security Engineering, Cryptography, Secure Coding, Network Security, Cyber Attacks, Mobile Security, Vulnerability, Risk Management Framework, Threat Management, Encryption, Cloud Services, Web Applications, Cloud Platforms
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Flask (Web Framework), User Provisioning, User Accounts, Web Development, Web Applications, Object-Relational Mapping, HTML and CSS, Authentications, Cascading Style Sheets (CSS), Database Management, Database Application
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Network Monitoring, Routing Protocols, Software-Defined Networking, TCP/IP, Network Routing, Open Shortest Path First (OSPF), Network Performance Management, Network Planning And Design, Disaster Recovery, Computer Networking, Virtual Networking, Network Architecture, Virtual Local Area Network (VLAN), Network Administration, Network Protocols, Border Gateway Protocol, Document Management, Networking Hardware
Intermediate · Course · 1 - 3 Months

Skills you'll gain: NumPy, Plot (Graphics), Pandas (Python Package), Scientific Visualization, Data Manipulation, Scatter Plots, Machine Learning Methods, Applied Machine Learning, Machine Learning, Data Science, Machine Learning Algorithms, Data Analysis Software, Statistical Methods, Histogram, Data Processing, Numerical Analysis, Data Import/Export, Linear Algebra, Probability Distribution, Classification Algorithms
Beginner · Course · 1 - 3 Months