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.

LearnKartS
Skills you'll gain: Penetration Testing, Cybersecurity, Cyber Security Assessment, Network Security, Cyber Threat Intelligence, Threat Detection, Exploitation techniques, Vulnerability Assessments, Application Security, Intrusion Detection and Prevention, Security Awareness, Web Servers
Intermediate · Course · 1 - 4 Weeks

Salesforce
Skills you'll gain: Sales Pipelines, Sales Process, Sales Operations, Order Management, Sales Management, Sales Support, Closing (Sales), Salesforce, Request For Quotation (RFQ), Product Knowledge, Contract Management, Collaborative Software, Kanban Principles
Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: MITRE ATT&CK Framework, Threat Modeling, Cyber Threat Intelligence, Threat Detection, Threat Management, Exploit development, Computer Security Incident Management, Network Analysis, Cybersecurity, Network Security, Network Monitoring, SQL
Mixed · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: C (Programming Language), Software Documentation, Programming Principles, Computer Programming, Embedded Software, Human Computer Interaction, Debugging, Development Environment, Engineering Calculations
Beginner · Course · 1 - 3 Months

Skills you'll gain: Java Programming, Java, Integrated Development Environments, Mobile Development, Computer Programming, Object Oriented Programming (OOP), Debugging, Data Structures
Beginner · Guided Project · Less Than 2 Hours

L&T EduTech
Skills you'll gain: Geospatial Information and Technology, Spatial Analysis, GIS Software, Spatial Data Analysis, Geographic Information Systems, Geospatial Mapping, Construction Engineering, Database Management, Construction, Construction Management, ArcGIS, Global Positioning Systems, Visualization (Computer Graphics), Decision Support Systems, Building Information Modeling, As-Built Drawings, Survey Creation, AutoCAD Civil 3D, Data Manipulation, Network Analysis
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Cryptography, Encryption, Risk Management Framework, Multi-Factor Authentication, Information Systems Security, Cybersecurity, Identity and Access Management, Authentications, Personally Identifiable Information, Security Controls, Threat Management, Data Security, Information Privacy, Network Security, Authorization (Computing)
Intermediate · Course · 1 - 3 Months
Rice University
Skills you'll gain: Application Development, Object Oriented Programming (OOP), Interactive Design, User Interface (UI), Animations, Game Design, Python Programming, Computer Programming, Data Structures, Debugging
Beginner · Course · 1 - 4 Weeks

Oracle
Skills you'll gain: Java, Object Oriented Programming (OOP), Oracle Cloud, Computer Programming, Cloud Development, Integrated Development Environments, Development Environment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: OpenShift, Kubernetes, Cloud-Native Computing, Application Deployment, Cloud Applications, Containerization, Scalability, Cloud Platforms, Cloud Management, Development Environment, Docker (Software), Cloud Computing, Platform As A Service (PaaS), Continuous Deployment, YAML, Configuration Management, Network Routing, PostgreSQL, Performance Tuning, Command-Line Interface
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Angular, HTML and CSS, JavaScript Frameworks, Hypertext Markup Language (HTML), Front-End Web Development, Javascript, Software Design Patterns, Web Design and Development, Web Applications, Cascading Style Sheets (CSS), Maintainability, Web Development, UI Components
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Django (Web Framework), Performance Tuning, Postman API Platform, Restful API, Application Programming Interface (API), Data Validation, Authentications, React.js, Authorization (Computing), PostgreSQL, Object-Relational Mapping, API Design, Model View Controller, Scalability, Application Frameworks, JSON, Full-Stack Web Development, Unit Testing, Web Development, Python Programming
Advanced · Specialization · 3 - 6 Months