Arch Linux是一份独立开发的、为i686优化的Linux发行，它面向高级Linux用户。它使用自行开发的包管理器pacman来为***的应用软件提供更新升级，并进行完整的依赖性维护。Arch可以从光盘镜像或者从FTP服务器安装，它以一份连续演化的、动态的系统形式运作。缺省的安装提供一份坚实的基础，用户可再进行定制安装。此外，Arch Build System（ABS）能支持简便创建新软件包，修改原先软件包的配置，以及通过ArchLinux User Repository来将这些软件包与其他人共享。
Aaron Griffin has announced the release of ArchLinux 2009.02, an independently developed community distribution, basedon a rolling-release package model and targeted at competent GNU/Linuxusers: "We proudly announce the release of the newArch Linux installation images, version 2009.02. It took us quite awhile, but we think the result is worth it - we added some cool newthings and ironed out some long-lasting imperfections. 2009.02 comeswith the following features: Linux kernel 2.6.28; ext4 support,installation can be done on a ext4 root partition; rescue andmaintenance capabilities for ext4 root partitions; fallback ISOs withthe ISOLINUX bootloader, for those that have trouble booting GRUB-basedimages; several bug fixes in the installer; brought the includeddocumentation up to date; inclusion of AIF (Arch Linux InstallationFramework), the next generation installer, currently under development." Here is the full release announcement. Download (MD5): archlinux-2009.02-core-i686.iso (311MB), archlinux-2009.02-core-x86_64.iso (326MB).