Nixpkgs: Difference between revisions

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Link to Searching packages
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m some small changes to get the page more in line with other introduction-articles (e.g.: NixOS before standalone nix-users)
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'''Nixpkgs''' is the largest repository of [[Nix]] packages and [[NixOS]] modules. The repository is [https://github.com/nixos/nixpkgs hosted on GitHub] and maintained by the community, with official backing from the [https://nixos.org NixOS Foundation].
'''Nixpkgs''' is the largest repository of [[Nix]] packages and [[NixOS]] modules. The repository is [https://github.com/nixos/nixpkgs hosted on GitHub] and maintained by the community, with official backing from the [https://nixos.org NixOS Foundation].


To search among available packages, see [[Searching packages]].
To search among available packages and options, see [[Searching packages]].


As highlighted in [https://nixos.org/blog/announcements.html#21.05  the announcement] of the NixOS 21.05 release, ''"NixOS is already known as [https://repology.org/repositories/statistics/newest the most up to date distribution] and is [https://repology.org/repositories/statistics/total in the top three by total number of packages]."'' This is thanks to the community's continued dedication to making Nixpkgs the preeminent Linux package repository.
As highlighted in [https://nixos.org/blog/announcements.html#21.05  the announcement] of the NixOS 21.05 release, ''"NixOS is already known as [https://repology.org/repositories/statistics/newest the most up to date distribution] and is [https://repology.org/repositories/statistics/total in the top three by total number of packages]."'' This is thanks to the community's continued dedication to making Nixpkgs the preeminent Linux package repository.
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The packages and modules hosted on Nixpkgs are distributed through various [[channel branches]] intended for particular use-cases. In practice they are differentiated by the level of testing updates must pass on the official [https://nixos.org/hydra/manual/#idm140737315980672 nixos.org Hydra instance] and the number of updates they receive.
The packages and modules hosted on Nixpkgs are distributed through various [[channel branches]] intended for particular use-cases. In practice they are differentiated by the level of testing updates must pass on the official [https://nixos.org/hydra/manual/#idm140737315980672 nixos.org Hydra instance] and the number of updates they receive.
For [[NixOS]] users, <code>nixos-unstable</code> channel branch is the rolling release, where packages pass build tests and integration tests on a VM, and are tested from the perspective of being an operative system (this means things like the X server, KDE, various servers, and lower level details like installing bootloaders and runnning the NixOS installation steps are also tested).


For standalone [[Nix]] users, <code>nixpkgs-unstable</code> channel branch is the rolling release, where packages pass only basic build tests and are upgraded continuously.
For standalone [[Nix]] users, <code>nixpkgs-unstable</code> channel branch is the rolling release, where packages pass only basic build tests and are upgraded continuously.


For [[NixOS]] users, <code>nixos-unstable</code> channel branch is the rolling release, where packages pass build tests and integration tests on a VM, and are tested from the perspective of being an operative system (this means things like the X server, KDE, various servers, and lower level details like installing bootloaders and runnning the NixOS installation steps are also tested).
Both [[NixOS]] and [[Nix]] users can use stable channel branches - the latest being {{nixos:latest}} - to receive only conservative updates for fixing critical bugs and security vulnerabilities. Stable channel branches are released bi-annually at the end of May and the end of November.  


Both [[Nix]] and [[NixOS]] users can use stable channel branches - the latest being {{nixos:latest}} - to receive only conservative updates for fixing critical bugs and security vulnerabilities.  
Using stable channels on NixOS is comparable to the user experience on other Linux distributions.  


== Alternatives ==
== Alternatives ==