ATTO Software Downloads Archive

The following are archived versions of ATTO drivers and software.

Click here for current ATTO drivers and software. Drivers and software for discontinued ATTO products are here.

If a driver or software package does not appear on this list, it may still be available by contacting ATTO Tech Support.

The current sort appears below. SEARCH the sorted file listing using the search box (when each sort filter is set to “all”, all files are searched).

ATTO Product:
Celerity

Product Family:
All

Operating System:
All

Title
Archived Celerity 16/32/64Gb Fibre Channel Driver Linux

2 files
Driver Version
v2.13998.83 KB
Product Release Notes
243.82 KB2025-07-16
Archived Proprietary Linux device driver for 16/32/64Gb Celerity Fibre Channel Host Bus Adapters.

Supports the following Linux Distributions: Red Hat Enterprise Linux 8, 9 & 10, Rocky Linux 8, 9 & 10, openSUSE Leap 15, SUSE Linux Enterprise Server 15, Ubuntu 22.04 LTS & 24.04 LTS.
Archived Celerity 16/32/64Gb Fibre Channel Driver Linux

1 file
Driver Version
v2.09976.29 KB
Archived Proprietary Linux device driver for 16/32/64Gb Celerity Fibre Channel Host Bus Adapters.

Supports the following Linux Distributions: CentOS 7 & 8, RHEL 7 & 8, Rocky Linux 8, openSUSE LEAP 42, 15, SLES 12, 15 and Ubuntu 20.04 & 22.04.
Archived Celerity 16/32/64Gb Fibre Channel Driver macOS

1 file
Driver Version
v3.072.17 MB
Archived macOS device driver for 16/32/64Gb Celerity Fibre Channel Host Bus Adapters.

Supports the following macOS Versions: macOS 13 Ventura, macOS 12 Monterey, macOS 11 Big Sur, macOS 10.15 Catalina, macOS 10.14 Mojave, macOS 10.13 High Sierra, macOS 10.12 Sierra.
Archived Celerity 16/32/64Gb Fibre Channel Driver macOS

2 files
Driver Version
v3.122.46 MB
Product Release Notes
239.55 KB2025-07-16
Archived macOS device driver for 16/32/64Gb Celerity Fibre Channel Host Bus Adapters.

Supports the following macOS Versions: macOS 15 Sequoia, macOS 14 Sonoma & macOS 13 Ventura.

In macOS 11, Apple introduced User-Approved Kernel Extension Loading. For additional information on this update, please visit here.

When installing an ATTO driver on macOS, you may get a pop-up message warning stating that “this is a system extension that will be incompatible with a future version of macOS.” There is no need to be concerned. ATTO currently uses Kernel Extension Drivers to provide the highest-performing drivers possible.
Archived Celerity 16/32/64Gb Fibre Channel Driver Windows

2 files
Driver Version
v2.103.85 MB
Product Release Notes
242.67 KB2024-11-07
Archived Windows device driver for 16/32/64Gb Celerity Fibre Channel Host Bus Adapters.

Supports the following versions of Windows: Windows 10, 11 & Windows Server 2025, 2019, 2022 and 2016.
Archived Celerity 16/32/64Gb Fibre Channel Driver Windows

2 files
Driver Version
v2.113.86 MB
Product Release Notes
247.92 KB2025-07-16
Archived Windows device driver for 16/32/64Gb Celerity Fibre Channel Host Bus Adapters.

Supports the following versions of Windows: Windows 10, 11 & Windows Server 2025, 2019, 2022.
Archived Celerity 16/32/64Gb Fibre Channel MultiPath Director Driver Linux

1 file
Driver Version:
v2.09-MP1.15 MB
Archived Proprietary Linux Multipath Director driver for 16/32/64Gb Celerity Fibre Channel Host Bus Adapters.

ATTO MultiPath Director is a proprietary driver that enables Linux hosts to connect to storage systems that support ALUA for failover, failback and load balancing across Fibre Channel ports.

Supports the following Linux Distributions: CentOS 7 & 8, RHEL 7 & 8, Rocky Linux 8, openSUSE LEAP 42, 15, SLES 12, 15 and Ubuntu 20.04 & 22.04.
Archived Celerity 16/32/64Gb Fibre Channel MultiPath Director Driver Linux

2 files
Driver Version
v2.13-MP1.26 MB
Product Release Notes
264.56 KB2025-07-16
Archived Proprietary Linux Multipath Director driver for 16/32/64Gb Celerity Fibre Channel Host Bus Adapters.

ATTO MultiPath Director is a proprietary driver that enables Linux hosts to connect to storage systems that support ALUA for failover, failback and load balancing across Fibre Channel ports.

Supports the following Linux Distributions: Red Hat Enterprise Linux 8 & 9, Rocky Linux 8 & 9, openSUSE Leap 15, SUSE Linux Enterprise Server 15, Ubuntu 22.04 LTS & 24.04 LTS.
Archived Celerity 16/32/64Gb Fibre Channel MultiPath Director macOS

1 file
Driver Version
v3.07-MP2.8 MB
Archived macOS Multipath Director driver for 16/32/64Gb Celerity Fibre Channel Host Bus Adapters.

ATTO MultiPath Director is a proprietary driver that enables macOS hosts to connect to storage systems that support ALUA for failover, failback and load balancing across Fibre Channel ports.

Supports the following macOS Versions: macOS 13 Ventura, macOS 12 Monterey, macOS 11 Big Sur, macOS 10.15 Catalina, macOS 10.14 Mojave, macOS 10.13 High Sierra, macOS 10.12 Sierra.
Archived Celerity 16/32/64Gb Fibre Channel MultiPath Director macOS

2 files
Driver Version
v3.12-MP2.73 MB
Product Release Notes
257.03 KB2025-07-16
Archived macOS Multipath Director driver for 16/32/64Gb Celerity Fibre Channel Host Bus Adapters.

ATTO MultiPath Director is a proprietary driver that enables macOS hosts to connect to storage systems that support ALUA for failover, failback and load balancing across Fibre Channel ports.

Supports the following macOS Versions: macOS 15 Sequoia, macOS 14 Sonoma & macOS 13 Ventura.

In macOS 11, Apple introduced User-Approved Kernel Extension Loading. For additional information on this update, please visit here.

When installing an ATTO driver on macOS, you may get a pop-up message warning stating that “this is a system extension that will be incompatible with a future version of macOS.” There is no need to be concerned. ATTO currently uses Kernel Extension Drivers to provide the highest-performing drivers possible.
Archived Celerity 8Gb Fibre Channel Driver Linux

2 files
lnx_drv_celerity8_2270f1.tgz
v2.27850.19 KB2024-06-06
Archived Celerity 8Gb Fibre Channel Driver Linux PRN
256.67 KB2024-06-06
Archived Proprietary Linux device driver for 8Gb Celerity Fibre Channel Host Bus Adapters.

Supports the following Linux Distributions: Red Hat Enterprise Linux 8 & 9, Rocky Linux 8 & 9, openSUSE Leap 15, SUSE Linux Enterprise Server 15, Ubuntu 22.04 LTS & 24.04 LTS.
Archived Celerity 8Gb Fibre Channel Driver Linux

1 file
lnx_drv_celerity8_2260f1.tgz
v2.26851.16 KB
Archived Proprietary Linux device driver for 8Gb Celerity Fibre Channel Host Bus Adapters.

Supports the following Linux Distributions: CentOS 7 & 8, RHEL 7 & 8, Rocky Linux 8, openSUSE LEAP 42 & 15, SLES 12 & 15, Ubuntu 20.04 & 22.04.
Archived Celerity 8Gb Fibre Channel Driver macOS

1 file
macos_kext_celerity8_3360f1.dmg
v3.361.56 MB
Archived macOS device driver for 8Gb Celerity Fibre Channel Host Bus Adapters.

Supports the following macOS Versions: macOS 12 Monterey, macOS 11 Big Sur, macOS 10.15 Catalina, macOS 10.14 Mojave, macOS 10.13 High Sierra & macOS 10.12 Sierra.

In macOS 11, Apple introduced User-Approved Kernel Extension Loading. For additional information on this update, please visit here.
Archived Celerity 8Gb Fibre Channel Driver macOS

1 file
macos_kext_celerity8_3350f1.dmg
v3.351.52 MB
Archived macOS device driver for 8Gb Celerity Fibre Channel Host Bus Adapters.

Supports the following macOS Versions: macOS 12 Monterey, macOS 11 Big Sur, macOS 10.15 Catalina, macOS 10.14 Mojave, macOS 10.13 High Sierra & macOS 10.12 Sierra.

In macOS 11, Apple introduced User-Approved Kernel Extension Loading. For additional information on this update, please visit here.
Archived Celerity 8Gb Fibre Channel Driver Windows

1 file
win_drv_celerity8_2110f1.exe
v2.110 KB
Archived Windows device driver for 8Gb Celerity Fibre Channel Host Bus Adapters.

Supports the following versions of Windows: Windows 10, 11 & Windows Server 2019, 2022.
Archived Celerity 8Gb Fibre Channel Driver Windows

2 files
win_drv_celerity8_2120f1.exe
v2.123.27 MB2024-06-26
Archived Celerity 8Gb Fibre Channel Driver Windows PRN
203.39 KB2024-06-26
Archived Windows device driver for 8Gb Celerity Fibre Channel Host Bus Adapters.

Supports the following versions of Windows: Windows 10, 11 & Windows Server 2019, 2022.
Archived Celerity 8Gb Fibre Channel MultiPath Director Driver Linux

2 files
lnx_drv_celerity8_2270f1-mp.tgz
v2.27-MP1.03 MB2024-06-26
Archived Celerity 8Gb Fibre Channel MultiPath Director Driver Linux PRN
291.02 KB2024-06-26
ATTO MultiPath Director is a proprietary driver that enables Linux hosts to connect to storage systems that support ALUA for failover, failback and load balancing across Fibre Channel ports.

Supports the following Linux Distributions: Red Hat Enterprise Linux 8 & 9, Rocky Linux 8 & 9, openSUSE Leap 15, SUSE Linux Enterprise Server 15, Ubuntu 22.04 LTS & 24.04 LTS.
Archived Celerity 8Gb Fibre Channel MultiPath Director Driver Linux

1 file
lnx_drv_celerity8_2260f1-mp.tgz
v2.26-MP1.03 MB
ATTO MultiPath Director is a proprietary driver that enables Linux hosts to connect to storage systems that support ALUA for failover, failback and load balancing across Fibre Channel ports.

Supports the following Linux Distributions: CentOS 7 & 8, RHEL 7 & 8, Rocky Linux 8, openSUSE LEAP 42 & 15, SLES 12 & 15, Ubuntu 20.04 & 22.04.
Archived Celerity 8Gb Fibre Channel MultiPath Director Driver macOS

1 file
macos_kext_celerity8_3360f1-mp.dmg
v3.36-MP2.23 MB
ATTO MultiPath Director is a proprietary driver that enables macOS hosts to connect to storage systems that support ALUA for failover, failback and load balancing across Fibre Channel ports.

Supports the following macOS Versions: macOS 12 Monterey, macOS 11 Big Sur, macOS 10.15 Catalina, macOS 10.14 Mojave, macOS 10.13 High Sierra & macOS 10.12 Sierra.

In macOS 11, Apple introduced User-Approved Kernel Extension Loading. For additional information on this update, please visit here.
Archived Celerity 8Gb Fibre Channel MultiPath Director Driver macOS

1 file
macos_kext_celerity8_3350f1-mp.dmg
v3.35-MP2.19 MB
ATTO MultiPath Director is a proprietary driver that enables macOS hosts to connect to storage systems that support ALUA for failover, failback and load balancing across Fibre Channel ports.

Supports the following macOS Versions: macOS 12 Monterey, macOS 11 Big Sur, macOS 10.15 Catalina, macOS 10.14 Mojave, macOS 10.13 High Sierra & macOS 10.12 Sierra.

In macOS 11, Apple introduced User-Approved Kernel Extension Loading. For additional information on this update, please visit here.
Archived MultiPath Director Windows

1 file
Driver Version
v2.24-MP3.53 MB
Archived Windows PultiPath Director for Celerity Fibre Channel Host Bus Adapters.

ATTO MultiPath Director is a proprietary driver that enables Windows hosts to connect to storage systems that support ALUA for failover, failback and load balancing across Fibre Channel ports.

Supports the following versions of Windows: Windows 10, 11 & Windows Server 2019, 2022.

Requires the latest Windows Device Driver to also be installed alongside the MultiPath Director.
Archived MultiPath Director Windows

2 files
Driver Version
v2.25-MP3.54 MB
Product Release Notes
203.23 KB2023-03-16
Archived Windows MultiPath Director for Celerity Fibre Channel Host Bus Adapters.

ATTO MultiPath Director is a proprietary driver that enables Windows hosts to connect to storage systems that support ALUA for failover, failback and load balancing across Fiber Channel ports.

Supports the following versions of Windows: Windows 10, 11 & Windows Server 2019, 2022.

Requires the latest Windows Device Driver to also be installed alongside the MultiPath Director.
vConfigTool for VMware 5.5/6.5

2 files
vConfigTool Version
v1.100 KB
Product Release Notes
0 KB2018-04-09
The ATTO vConfigTool offers remote management features that allow you to set up, optimize and manage both locally and remotely connected ATTO products. Refer to the Utilities Manual tor details.
vConfigTool for VMware 6.7/7.0

2 files
vConfigTool version
v1.306.19 MB
Product Release Notes
0 KB2021-03-24
The ATTO vConfigTool offers remote management features that allow you to set up, optimize and manage both locally and remotely connected ATTO products. Refer to the Utilities Manual tor details.