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Ubuntu

Ubuntu Overview

Ubuntu is a free and open-source Linux-based operating system developed by Canonical. Known for its ease of use, reliability, and security, Ubuntu is a popular choice for desktops, servers, IoT devices, and cloud infrastructure. It is based on Debian and updated regularly with long-term support (LTS) versions for enterprise-grade stability.

🧩 Key Features

  • User-Friendly Interface
    Comes with GNOME desktop environment and a clean, intuitive UI.

  • Long-Term Support (LTS)
    LTS releases are supported for 5 years, making Ubuntu ideal for production systems.

  • Robust Security
    Includes built-in firewall, automatic security updates, and AppArmor for application-level protection.

  • Software Ecosystem
    Access to thousands of packages via APT, Snap, and Flatpak.

  • Cross-Platform Support
    Available for desktops, servers, cloud (e.g., AWS, Azure), WSL (Windows Subsystem for Linux), and Raspberry Pi.

  • Open Source & Free
    100% free to use, modify, and distribute with a strong community and professional support available.

  • Cloud-Ready
    Official images available for all major cloud platforms; integrates with tools like MAAS, Juju, and LXD.

🚀 Getting Started

📥 Download & Install

  • Visit the official site: https://ubuntu.com/download
  • Choose from:
    • Ubuntu Desktop – for personal use
    • Ubuntu Server – for data centers and cloud
    • Ubuntu Core – for IoT devices

💻 Basic Setup

  1. Create a bootable USB (using tools like Rufus or Balena Etcher).
  2. Boot from USB and follow the installation wizard.
  3. Set up user account, timezone, disk partitioning, and install.

🧪 Common Terminal Commands

sudo apt update && sudo apt upgrade    # Update system packages
sudo apt install <package>             # Install software
lsb_release -a                         # Check Ubuntu version

📚 Learn More