Linux Basics courses can help you learn command line navigation, file management, user permissions, and process management. You can build skills in shell scripting, system monitoring, and troubleshooting common issues. Many courses introduce tools like the Bash shell, Git for version control, and text editors such as Vim or Nano, showing how these skills are applied in real-world environments to manage servers and automate tasks.

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Internet Of Things, Wireless Networks, General Networking, Cybersecurity, IBM Cloud, Cloud Platforms, Cryptography, Automation, Emerging Technologies, Software-Defined Networking, Market Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Cyber Threat Intelligence, Cyber Threat Hunting, Threat Detection, Vulnerability Assessments, Threat Management, Event Monitoring, Security Information and Event Management (SIEM), Continuous Monitoring, Incident Response, Security Management, Malware Protection, Network Security, System Monitoring, Network Analysis, Network Monitoring
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Collaborative Software, Google Docs, Microsoft Word, Microsoft Office, Document Management, Productivity Software, Computer Literacy, Writing and Editing
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Reliability, Performance Tuning, Embedded Software, Embedded Systems, Control Systems, Debugging, Hardware Design, Systems Engineering, Systems Architecture, Failure Analysis, Scalability, Linux
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Prompt Engineering, AI Workflows, Agentic systems, Generative AI, AI Orchestration, Artificial Intelligence, Responsible AI, Innovation, Algorithms
Beginner · Course · 1 - 3 Months

Skills you'll gain: Amazon Elastic Compute Cloud, Amazon Web Services, Application Deployment, Virtual Machines, Web Applications, Cloud Hosting, Public Cloud, Linux Servers, Apache, Remote Access Systems
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: LangChain, Hugging Face, Prompt Engineering, Retrieval-Augmented Generation, Model Evaluation, Large Language Modeling, CrewAI, OpenAI API, Generative AI Agents, LLM Application, Vector Databases, Tool Calling, ChatGPT, Responsible AI, Embeddings, AI Enablement, AI Workflows, OpenAI, Generative AI, Python Programming
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: OSI Models, Network Security, TCP/IP, Network Architecture, Network Protocols, General Networking, Network Routers, Routing Protocols, Public Key Infrastructure, Network Model, Cryptography, Web Applications
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: File I/O, Data Import/Export, C++ (Programming Language), Data Structures, File Management, Computer Programming, Data Store, Computer Science
Beginner · Course · 1 - 4 Weeks

Keller Williams
Skills you'll gain: Administrative Support, Office Management, Real Estate, Organizational Skills, Real Estate Transactions, Business Planning, Business Management, Financial Planning, Professional Networking, Law, Regulation, and Compliance, Compliance Management, Vendor Relationship Management, Goal Setting, Business Economics
Beginner · Course · 1 - 3 Months

Saïd Business School, University of Oxford
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Sustainability Reporting, Sustainable Business, Business Reporting, Corporate Sustainability, Sustainable Development, Stakeholder Engagement, Governance, Financial Reporting, Business Metrics, Enterprise Risk Management (ERM), Stakeholder Management, Environmental Issue, Business Ethics, Compliance Reporting, Stakeholder Analysis, Risk Management, Social Impact, Corporate Strategy, Finance
Beginner · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Angular, HTML and CSS, Front-End Web Development, Javascript, Software Design Patterns, Web Components, Web Applications, Cascading Style Sheets (CSS), Web Development, TypeScript, Responsive Web Design
Intermediate · Course · 1 - 4 Weeks