ubuntu.com

# Ubuntu

> Ubuntu is the world's most popular Linux operating system, published by Canonical. It runs from the desktop to the cloud, to containers and IoT devices. Ubuntu LTS releases receive five years of free security updates, extendable to up to 15 years with Ubuntu Pro.

## Main pages

- [About Ubuntu](https://ubuntu.com/about?format=md): Ubuntu is an open source operating system for desktops, servers, IoT devices, and the cloud. It is developed by Canonical with a global community of contributors.
- [Ubuntu releases](https://ubuntu.com/about/release-cycle?format=md): Ubuntu's release cycle, including LTS (Long Term Support) and interim releases, with details on support timelines and upgrade paths.
- [Blog](https://ubuntu.com/blog?format=md): The latest news and technical articles from Ubuntu, covering releases, security advisories, engineering insights, and community updates.
- [Community](https://ubuntu.com/community?format=md): How to get involved with the Ubuntu community, contribute to development, join governance, and participate in events like Ubuntu Summit.
- [Ubuntu tutorials](https://ubuntu.com/tutorials?format=md): Step-by-step guides covering installation, server setup, cloud deployment, security, IoT, and more.
- [Ubuntu documentation](https://documentation.ubuntu.com/): The documentation directory for all Ubuntu operating systems and products.

## Download

- [Download Ubuntu](https://ubuntu.com/download?format=md): Download Ubuntu Desktop, Ubuntu Server, Ubuntu Core, and Ubuntu flavors.
- [Download Ubuntu Desktop](https://ubuntu.com/download/desktop?format=md): Download the latest version of Ubuntu Desktop for PCs and laptops.
- [Download Ubuntu Server](https://ubuntu.com/download/server?format=md): Download the latest version of Ubuntu Server for data centers and scale-out workloads.
- [Download Ubuntu for public cloud](https://ubuntu.com/download/cloud?format=md): Optimized and certified Ubuntu images for public clouds including AWS, Azure, Google Cloud, IBM Cloud, and Oracle Cloud.
- [Download Ubuntu Core](https://ubuntu.com/download/core?format=md): Download or build Ubuntu Core images for IoT and embedded devices, with the strictly confined version of Ubuntu.
- [Minimal Ubuntu](https://ubuntu.com/download/minimal?format=md): Small-footprint Ubuntu images optimized for automated deployment on public clouds and as a base for container images.
- [Alternative downloads](https://ubuntu.com/download/alternative-downloads?format=md): Torrents, network installers, local mirrors, past releases, and alternative architectures for Ubuntu.

## Ubuntu Desktop

- [Ubuntu Desktop](https://ubuntu.com/desktop?format=md): Ubuntu Desktop for developers, organizations, and everyday users offers a securely designed, customizable Linux desktop experience.
- [Ubuntu Desktop features](https://ubuntu.com/desktop/features?format=md): Key features of Ubuntu Desktop, including its application ecosystem, security, and accessibility.
- [Ubuntu Desktop for developers](https://ubuntu.com/desktop/developers?format=md): Ubuntu as a development platform, with native toolchains, container support, and GPU acceleration for AI/ML workloads.
- [Ubuntu Desktop for organizations](https://ubuntu.com/desktop/organizations?format=md): Ubuntu Desktop for enterprise deployment, with Active Directory integration, fleet management via Landscape, and compliance tooling.
- [Ubuntu flavors](https://ubuntu.com/desktop/flavors?format=md): Community-maintained variants of Ubuntu Desktop, including Kubuntu, Xubuntu, Lubuntu, Ubuntu MATE, Ubuntu Budgie, Ubuntu Cinnamon, Ubuntu Studio, Ubuntu Unity, and Edubuntu.
- [Ubuntu on WSL](https://ubuntu.com/desktop/wsl?format=md): Run Ubuntu as a Windows Subsystem for Linux instance, with access to the full Ubuntu terminal and toolchain on Windows.
- [Ubuntu Desktop documentation](https://documentation.ubuntu.com/desktop/): Documentation for Ubuntu Desktop, covering installation, configuration, accessibility, and the desktop environment.

## Ubuntu Server

- [Ubuntu Server](https://ubuntu.com/server?format=md): Ubuntu Server for data centers, cloud, and scale-out workloads, with five years of free security updates extendable to 15 years with Ubuntu Pro.
- [Ubuntu Server documentation](https://documentation.ubuntu.com/server/): Documentation for Ubuntu Server, covering installation, configuration, security, networking, and virtualization.

## Cloud

- [Ubuntu on public clouds](https://ubuntu.com/cloud/public-cloud?format=md): Ubuntu is the most widely used OS on major public clouds, with optimized images for AWS, Azure, Google Cloud, IBM Cloud, and Oracle Cloud.
- [Ubuntu on private clouds](https://ubuntu.com/cloud/private-cloud?format=md): Build private clouds with Ubuntu and OpenStack, with support from Canonical.
- [Ubuntu cloud images](https://cloud-images.ubuntu.com/): Standard and minimal Ubuntu images for cloud deployments and virtual machines.
- [Ubuntu public cloud documentation](https://documentation.ubuntu.com/public-cloud/): Documentation for Ubuntu on public clouds, covering optimized images, cloud-init, and deployment on AWS, Azure, Google Cloud, and more.

## IoT and devices

- [Ubuntu for IoT](https://ubuntu.com/internet-of-things?format=md): Use Ubuntu for IoT, from smart devices to industrial gateways, with long-term security maintenance and fleet management.
- [Ubuntu Core](https://ubuntu.com/core?format=md): A strictly confined, immutable Ubuntu distribution, built entirely from snaps with OTA updates and hardware-rooted security.
- [IoT device management](https://ubuntu.com/internet-of-things/management?format=md): Deploy, manage, and scale fleets of embedded devices with Landscape, IoT App Store, and OTA updates on Ubuntu Core.
- [Edge gateways](https://ubuntu.com/internet-of-things/gateways?format=md): Ubuntu for industrial IoT gateways, bridging edge protocols to the cloud with containerized application stacks and long-term security maintenance.
- [Snaps and Snapcraft](https://ubuntu.com/core/services/guide?format=md): How to package, publish, and manage applications as snaps for Ubuntu Core and classic Ubuntu systems.
- [Snap Store](https://snapcraft.io/): Browse, publish, and install snap packages for Linux. The Snap Store provides a trusted distribution channel for applications across Ubuntu and other Linux distributions.
- [Ubuntu Core documentation](https://documentation.ubuntu.com/core/): Documentation for Ubuntu Core, covering image creation, device management, snap packaging, and security.

## Ubuntu Pro

- [Ubuntu Pro](https://ubuntu.com/pro?format=md): Canonical's comprehensive subscription for open source security, compliance, and support, extending Ubuntu LTS security maintenance from 5 to up to 15 years with the Legacy add-on.
- [Ubuntu Pro features](https://ubuntu.com/pro/why-pro?format=md): Security patching for thousands of open source packages, kernel Livepatch, FIPS certification, CIS and DISA-STIG hardening profiles, and 24/7 optional support.
- [Ubuntu Pro + Support](https://ubuntu.com/support?format=md): Enterprise open source support from Canonical, with 24/7 or weekday SLA-backed assistance, knowledge base access, and expert guidance for the full open source stack.
- [Ubuntu Pro for Devices](https://ubuntu.com/pro/devices?format=md): Ubuntu Pro for IoT and embedded deployments, with up to 15 years of security maintenance, Landscape device management, and compliance tooling for connected devices.
- [Ubuntu Pro pricing](https://ubuntu.com/pricing/pro?format=md): Ubuntu Pro plans and pricing for desktops and servers with options for infrastructure-only or full-stack coverage.
- [Ubuntu Pro subscription](https://ubuntu.com/pro/subscribe?format=md): Subscribe to Ubuntu Pro. Free for personal use on up to 5 machines; 30-day free trial for enterprises.
- [Ubuntu Pro dashboard](https://ubuntu.com/pro/dashboard?format=md): Manage Ubuntu Pro subscriptions, tokens, and attached machines.
- [ESM (Expanded Security Maintenance)](https://ubuntu.com/security/esm?format=md): Extended security patching for Ubuntu LTS releases beyond the standard five-year window, covering the full Ubuntu archive. Included with Ubuntu Pro.

## Landscape

- [Landscape](https://ubuntu.com/landscape?format=md): Canonical's systems management tool for monitoring, managing, and patching Ubuntu machines and IoT devices at scale, on-premises or in the cloud. Included with Ubuntu Pro.
- [Landscape features](https://ubuntu.com/landscape/features?format=md): Key features of Landscape, including package management, security patching, compliance reporting, role-based access control, and repository management.
- [Landscape documentation](https://ubuntu.com/landscape/docs/): Documentation for Landscape, covering deployment, configuration, API reference, and device management.

## Security and compliance

- [Ubuntu security](https://ubuntu.com/security?format=md): How Canonical secures Ubuntu, including vulnerability management, compliance tooling, and security maintenance.
- [CVE tracker](https://ubuntu.com/security/cves?format=md): Search and browse Common Vulnerabilities and Exposures (CVEs) affecting Ubuntu packages, with patch status and priority information.
- [Ubuntu Security Notices (USNs)](https://ubuntu.com/security/notices?format=md): Security advisories for Ubuntu, detailing vulnerabilities, affected packages, and available updates.
- [Livepatch](https://ubuntu.com/security/livepatch?format=md): Apply critical kernel security patches without rebooting, reducing downtime for servers and IoT devices. Included with Ubuntu Pro.
- [FIPS for Ubuntu](https://ubuntu.com/security/fips?format=md): FIPS 140 certified cryptographic modules for Ubuntu, enabling compliance with US federal and regulated industry requirements.
- [CIS hardening](https://ubuntu.com/security/cis?format=md): CIS benchmark compliance tooling for Ubuntu, automating security hardening to industry-standard baselines.
- [DISA-STIG](https://ubuntu.com/security/disa-stig?format=md): DISA Security Technical Implementation Guide profiles for Ubuntu, supporting US Department of Defense compliance.
- [Certifications and compliance](https://ubuntu.com/security/certifications?format=md): Security certifications supported by Ubuntu, including FIPS 140, Common Criteria, and CIS benchmarks.

## Identity management

- [Active Directory integration](https://ubuntu.com/desktop/organizations?format=md): Integrate Ubuntu Desktop and Server with Active Directory using ADSys for Group Policy support, privilege management, and fleet-wide compliance. Available with Ubuntu Pro.
- [Authd](https://ubuntu.com/blog/authd-oidc-authentication-for-ubuntu-desktop-server?format=md): Cloud-native authentication daemon for Ubuntu Desktop and Server, enabling direct integration with Microsoft Entra ID, Google Cloud IAM, and other OIDC providers via the OAuth Device Authorization Grant.
- [Authd documentation](https://documentation.ubuntu.com/authd/stable-docs/howto/configure-authd/): Official documentation for configuring Authd and its identity brokers for enterprise authentication with cloud identity providers.

## Hardware

- [Ubuntu certified hardware](https://ubuntu.com/certified?format=md): Laptops, desktops, servers, and IoT devices tested and certified to work with Ubuntu, from manufacturers including Dell, HP, Lenovo, and others.
- [Certified laptops](https://ubuntu.com/certified/laptops?format=md): Laptops tested and certified for use with Ubuntu.
- [Certified desktops](https://ubuntu.com/certified/desktops?format=md): Desktop PCs and workstations tested and certified for use with Ubuntu.
- [Certified servers](https://ubuntu.com/certified/servers?format=md): Servers tested and certified for use with Ubuntu.
- [Certified IoT devices](https://ubuntu.com/certified/devices?format=md): IoT and embedded devices tested and certified for use with Ubuntu and Ubuntu Core.
- [Ubuntu on Dell](https://ubuntu.com/dell?format=md): Canonical and Dell Technologies partnership, with Ubuntu certified across Dell's PowerEdge server portfolio and preinstalled on XPS and Precision developer workstations.
- [Ubuntu on HP](https://ubuntu.com/certified/vendors/HP?format=md): HP laptops, desktops, and workstations certified for use with Ubuntu.
- [Ubuntu on Lenovo](https://ubuntu.com/certified/vendors/Lenovo?format=md): Lenovo ThinkPad, ThinkStation, and ThinkSystem devices certified for use with Ubuntu, available preinstalled from Lenovo enterprise teams.
- [Ubuntu for Raspberry Pi](https://ubuntu.com/raspberry-pi?format=md): Ubuntu Desktop and Server for Raspberry Pi, with full support for Pi 4, Pi 5, and later models.

## Contact and support

- [Contact Canonical](https://ubuntu.com/contact-us?format=md): Get in touch with Canonical for sales, support, partnerships, or general inquiries about Ubuntu.