Linux is a free and open-source operating system kernel that powers servers, desktops, mobile devices, and embedded systems worldwide. It is one of the most significant foundations of modern computing.
🔗 Core Resources
- Kernel.org – Official Linux kernel site
- GNU Project – GNU/Linux project overview
- Linux Foundation – Stewardship hub
✨ Key Features
- Open-source and community-driven
- Highly customizable and modular
- Secure with built-in access controls
- Runs on everything from supercomputers to IoT devices
- Rich distribution ecosystem (Ubuntu, Fedora, Debian, Arch, etc.)
🚀 Why Linux Matters
- Foundation of the internet and cloud computing.
- Powers supercomputers and data centers.
- Embedded in Android smartphones.
- Standard environment for developers and engineers.
📜 Licensing
Linux is released under the GNU General Public License v2 (GPLv2).
Key terms in plain language
Open a term for a concise explanation of language used on this page.
Cloud Computing
Computing resources—such as applications, servers, storage, or databases—delivered from remote infrastructure and scaled as requirements change.
Infrastructure as a Service (IaaS)
Cloud-based servers, storage, and networking that customers configure and manage without owning the underlying data-center hardware.
Software as a Service (SaaS)
Software accessed as an online service instead of being installed and maintained entirely on the customer’s own computers or servers.
Disaster Recovery (DRaaS)
A plan and service for restoring applications, data, and operations after an outage or disruption. DRaaS provides recovery infrastructure through a managed cloud service.
Identity and Access Management (IAM)
The systems and policies that determine who a user is, what resources they may access, and how that access is authenticated and reviewed.
API
An application programming interface is a defined way for software systems to exchange data or request functions from one another.