# NixOS 25.05 released

DevFeed: [NixOS 25.05 released](<https://devfeed.tech/articles/nixos-25-05-released-38873.md>)

Original publisher: [Read original article](<https://nixos.org/blog/announcements/2025/nixos-2505/>)

Author: NixOS

Published: 2025-05-23T12:00:00Z

Content type: release

Language: en

Sources: [NixOS Announcements](<https://devfeed.tech/sources/nixos-announcements.md>)

Topics: [Nix](<https://devfeed.tech/topics/nix.md>), [Release notes](<https://devfeed.tech/topics/release-notes.md>), [releases](<https://devfeed.tech/topics/releases.md>), [Linux](<https://devfeed.tech/topics/linux.md>), [configuration](<https://devfeed.tech/topics/configuration.md>), [modules](<https://devfeed.tech/topics/modules.md>), [Linux Kernel](<https://devfeed.tech/topics/linux-kernel.md>), [distributed-systems](<https://devfeed.tech/topics/distributed-systems.md>), [gcc](<https://devfeed.tech/topics/gcc.md>), [LLVM](<https://devfeed.tech/topics/llvm.md>), [upgrade](<https://devfeed.tech/topics/upgrade.md>)

Tags: [bugfixes](<https://devfeed.tech/tags/bugfixes.md>), [compilers](<https://devfeed.tech/tags/compilers.md>), [deprecated](<https://devfeed.tech/tags/deprecated.md>), [end-of-life](<https://devfeed.tech/tags/end-of-life.md>), [features](<https://devfeed.tech/tags/features.md>), [gcc](<https://devfeed.tech/tags/gcc.md>), [kernel](<https://devfeed.tech/tags/kernel.md>), [linux](<https://devfeed.tech/tags/linux.md>), [linux-kernel](<https://devfeed.tech/tags/linux-kernel.md>), [llvm](<https://devfeed.tech/tags/llvm.md>), [nix](<https://devfeed.tech/tags/nix.md>), [nixos](<https://devfeed.tech/tags/nixos.md>), [release](<https://devfeed.tech/tags/release.md>), [release-notes](<https://devfeed.tech/tags/release-notes.md>), [updated](<https://devfeed.tech/tags/updated.md>), [updates](<https://devfeed.tech/tags/updates.md>), [version](<https://devfeed.tech/tags/version.md>)

## AI overview

NixOS 25.05, codenamed "Warbler," is publicly available. The release adds and updates packages, introduces configuration modules and options, updates GNOME and the default Linux kernel, and updates LLVM and GCC. NixOS 25.05 receives bugfixes and security updates through 2025-12-31, while NixOS 24.11 reaches end of life after 2025-06-30.

## Source excerpt

Hey everyone, we are Leona Maroni and Tristan Ross, the release managers of the newest release of NixOS. We are very proud to announce the public availability of NixOS 25.05 "Warbler". NixOS is a Linux distribution. Its underlying package repository Nixpkgs can also be used on other Linux systems and macOS with the Nix package manager. This release will receive bugfixes and security updates for seven months (up until 2025-12-31). The old release 24.11 "Vicuña" is now officially deprecated and will reach its end-of-life and stop receiving security updates after 2025-06-30. NixOS Release Notes Highlights New Services Backward Incompatibilities Other Notable Changes Nixpkgs Release Notes Highlights Backward Incompatibilities Other Notable Changes Nixpkgs Library Upgrade Instructions ISO Image Downloads The 25.05 release was made possible due to the efforts of 2857 contributors, who authored 57054 commits since the previous release. Highlights NixOS is already known as the most up to date distribution while also being the distribution with the most packages. This release of Nixpkgs Added 7840 new packages Updated 28054 existing packages Removed 1694 outdated packages, in an effort to keep the package set maintainable and secure. In addition to packages from Nixpkgs, the NixOS Linux distribution also features composable configuration modules and integration tests for distributed systems. This release of NixOS Added 137 new modules and 1930 configuration options Removed 10 outdated modules and 215 configuration options. GNOME 48 GNOME has been updated to version 48 "Bengaluru", which introduces notification stacking, a new music player, HDR support, and more changes. Refer to the release notes for more details. Kernel The default Linux kernel has been updated from 6.6 to 6.12. All supported kernels remain available. C compilers LLVM has been updated to version 19. GCC has been updated to version 14. Special Thanks We want to personally thank Seth and raf for editorializin