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: Unix Commands, Unix, Unix Shell, Remote Access Systems, Scripting, Systems Administration, Operating System Administration, Command-Line Interface, IT Automation, Linux, User Accounts, File Management, File Systems, Role-Based Access Control (RBAC), File Transfer Protocol (FTP)
Intermediate · Course · 1 - 4 Weeks

Indian Institute for Human Settlements
Skills you'll gain: Social Justice, Child Development, Community Development, Working With Children, Education and Training, Socioeconomics, Higher Education, Pedagogy, Sustainable Development, Cultural Diversity, Social Impact, Teaching, Curriculum Development, Policy Analysis, Diversity Equity and Inclusion Initiatives, Qualitative Research, Critical Thinking
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, UI Components, Animations, Mockups, Front-End Web Development, Typography, Web Development
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Promotional Materials, Marketing Materials, Design Software, Presentations, Advertising, Design, Graphic Design, Marketing, User Accounts
Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Semiconductors, High Voltage, Power Electronics, Electronic Components, Electronics Engineering, Electronics, Simulation and Simulation Software
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Debugging, HTML and CSS, Web Development, Mobile Development, Database Application, Responsive Web Design, Real Time Data, User Interface (UI) Design, Secure Coding, Javascript, Data Storage Technologies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, 3D Assets, AI Workflows, Development Environment, Programming Principles
Intermediate · Specialization · 1 - 3 Months

L&T EduTech
Skills you'll gain: Embedded Systems, Control Systems, Programmable Logic Controllers, Robotics, Internet Of Things, C (Programming Language), Automation, Electronics, Simulation and Simulation Software, Integration Testing, Cloud Computing, Matlab
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Bash (Scripting Language), Shell Script, Scripting, Unix Shell, Linux Commands, Command-Line Interface, Unix Commands, Business Logic, DevOps
Beginner · Guided Project · Less Than 2 Hours

University of California, Davis
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Design, Web Development, Artificial Intelligence, Generative AI
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Strategic Sourcing, Supplier Management, Procurement, Vendor Management, Project Scoping, Market Analysis, Supply Chain, Market Intelligence, Market Research, Business Research, Data Collection, Project Documentation, Business Writing, Organizational Skills
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: SQL, GitHub, Version Control, Git (Version Control System), MySQL, Query Languages, Relational Databases, Jupyter
Beginner · Course · 1 - 4 Weeks