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.

Skills you'll gain: Encryption, Cybersecurity, Cryptography, File I/O, Python Programming, Programming Principles, Debugging, Data Mapping, Software Testing, Data Structures
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Graph Theory, Algorithms, Java Programming, Java, Data Management, Secure Coding, Theoretical Computer Science, Performance Tuning, Computer Programming
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: UI Components, React.js, Javascript, JavaScript Frameworks
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Manipulation, Data Wrangling, AI Personalization, Model Evaluation, Applied Machine Learning, Data Preprocessing, Machine Learning Methods, Data Cleansing, Statistical Machine Learning, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Algorithms, Model Training, Taxonomy, Text Mining, Data Analysis, Artificial Intelligence, Deep Learning
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, Web Development Tools, User Interface (UI), Web Design and Development, HTML and CSS, User Interface and User Experience (UI/UX) Design, Front-End Web Development, Web Design, Cascading Style Sheets (CSS), JavaScript Frameworks, Javascript, Bootstrap (Front-End Framework), React.js, UI Components, Web Development, Hypertext Markup Language (HTML), Software Development Tools, Back-End Web Development, Semantic Web
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unix Shell, Unix, Unix Commands, Shell Script, Linux, Authorization (Computing), System Configuration, Operating System Administration, User Accounts, File Systems, Security Controls, File Management, Identity and Access Management, Systems Administration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Script Development, Unit Testing, Test Case, Development Testing, Test Tools, React.js, API Testing, Software Testing, Web Development Tools, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Full-Stack Web Development, Javascript, Web Development Tools, Jest (JavaScript Testing Framework), Web Design and Development, Object Oriented Programming (OOP), Web Development, Application Programming Interface (API), HTML and CSS, Back-End Web Development, Web Applications, JSON, Restful API, Event-Driven Programming, Application Development, Application Deployment, Unit Testing, Programming Principles, Data Structures, Prototyping
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Relational Databases, Database Theory, Databases, Database Design, Database Software, Spreadsheet Software, Collaborative Software, Issue Tracking, Database Application, Collaboration, Cloud Computing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Blockchain, Secure Coding, Application Security, Security Engineering, Web Development Tools, Software Design Patterns, Exploit development, Web Applications, Application Development, Code Reusability, Authorization (Computing), Security Controls, Software Architecture, Object Oriented Programming (OOP), Transaction Processing, Scalability, Memory Management
Intermediate · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Microsoft Copilot, Vibe coding, Generative AI Agents, GitHub, AI Workflows, Software Development Tools, Application Development, Artificial Intelligence, Generative AI, AI Personalization, Code Review, Responsible AI, Software Development, Front-End Web Development, Design Software, React.js, Software Engineering, Web Development, Javascript
Beginner · Course · 1 - 3 Months

Skills you'll gain: Security Testing, Penetration Testing, Open Web Application Security Project (OWASP), Vulnerability Scanning, Application Security, Exploitation techniques, Vulnerability Assessments, Test Tools, Web Applications, Proxy Servers, SQL, MySQL, Databases
Intermediate · Course · 1 - 3 Months