BEAR A lightweight enterprise class Linux distribution English GB
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A fuss-free lightweight Linux deployment

The AC Hosting Environment (ACHE) is a lean, trimmed down, version of a major Linux distribution that has existed since 2011. It is stable and has very long release cycles not more frequent than once per major release of RedHat Enterprise Linux. There are very few, if any, point releases. A small deployment footprint is provided though minimal functionality over bare bones installation.

ACHE has found use a robust web, database, storage appliance, and virtualizaion server. It has been deployed in the following industries:

Education Education Finance Finance
- Securities
- Leasing
- Market Infrastructure
Publishing Publishing Broadcasting Broadcasting

ACHE logo

Download Latest Release

  ACHE Software release notes Offline Documentation
Version 4.1 4.1
Release Date Jun 10th, 2025 Dec 23rd, 2025
Size 1.5 GiB 391.4 KiB
SHA1 Checksum 82D2D4B6F4A8E74B21750D47BB5CFF4E23EDCC76 CDDBEBE8366FAB60356C1CB014E025B7CA1913F0
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Utilities

ACHE is bundled with a number of great utiities for simplifying setup and management. In most cases, these are portable to other Linux distributions and are free for use.

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AC Firewall

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AC Integrity

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AC X509 Authority

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Make Bash Installer

Although the utilities shown above should be generally portable as-is to any Linux distribution, they have only been tested and qualified with ACHE.

What's New?

Date Annoucement
Nov 1st, 2025 Rocky Linux has been selected as the official successor to CentOS for the next major release of ACHE.