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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.

Select an ATTO Product plus a Product Family to begin:

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:
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Product Family:
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Operating System:
macOS

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

Files in Package:
  • Driver Version (v3.07) 2.17 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. 		Download
Archived Celerity 16/32/64Gb Fibre Channel Driver macOS

Files in Package:
  • Driver Version (v3.12) 2.46 MB
  • Product Release Notes 239.55 KB
 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. 		Download
Archived Celerity 16/32/64Gb Fibre Channel MultiPath Director macOS

Files in Package:
  • Driver Version (v3.07-MP) 2.8 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. 		Download
Archived Celerity 16/32/64Gb Fibre Channel MultiPath Director macOS

Files in Package:
  • Driver Version (v3.12-MP) 2.73 MB
  • Product Release Notes 257.03 KB
 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. 		Download
Archived Celerity 8Gb Fibre Channel Driver macOS

Files in Package:
  • macos_kext_celerity8_3350f1.dmg (v3.35) 1.52 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. 		Download
Archived Celerity 8Gb Fibre Channel Driver macOS

Files in Package:
  • macos_kext_celerity8_3360f1.dmg (v3.36) 1.56 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. 		Download
Archived Celerity 8Gb Fibre Channel MultiPath Director Driver macOS

Files in Package:
  • macos_kext_celerity8_3350f1-mp.dmg (v3.35-MP) 2.19 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. 		Download
Archived Celerity 8Gb Fibre Channel MultiPath Director Driver macOS

Files in Package:
  • macos_kext_celerity8_3360f1-mp.dmg (v3.36-MP) 2.23 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. 		Download
Archived ExpressSAS 12Gb GT Driver macOS

Files in Package:
  • Driver version (v1.09) 2.03 MB
  • Product Release Notes 182.55 KB
 Archived macOS device driver for ExpressSAS 12Gb GT Host Bus Adapters.

Supports the following macOS Versions: macOS 15 Sequoia, macOS 14 Sonoma & macOS 13 Ventura. 		Download
Archived ExpressSAS 12Gb GT Driver macOS

Files in Package:
  • Driver Version (v1.10) 1.9 MB
  • Product Release Notes 193.51 KB
 Archived macOS device driver for ExpressSAS 12Gb GT Host Bus Adapters.

Supports the following macOS Versions: macOS 13 Ventura, macOS 12 Monterey & macOS 11 Big Sur. 		Download
Archived ExpressSAS 12Gb GT Driver macOS – Dext

Files in Package:
  • Driver Version (v1.00.8) 3.13 MB
  • Product Release Notes 116.62 KB
 Archived macOS Dext driver for ExpressSAS 12Gb GT Host Bus Adapters.

Supports the following macOS Versions: macOS 26 Tahoe. 		Download
Archived ExpressSAS 24Gb Driver macOS – Dext

Files in Package:
  • Driver Version (v1.00.8) 3.69 MB
  • Product Release Notes 116.46 KB
 Archived macOS Dext driver for ExpressSAS 24Gb Host Bus Adapters.

Supports the following macOS Versions: macOS 26 Tahoe. 		Download
Archived FastFrame 3 10/25/40/50/100GbE SmartNIC Driver macOS

Files in Package:
  • macos_kext_fastframe3_1150f1.dmg (v1.15) 15.45 MB
  • FastFrame 3 10/25/40/50/100GbE SmartNIC Driver macOS PRN 202.03 KB
 macOS device driver for FastFrame 3 10/25/40/50/100GbE SmartNICs.

Supports the following macOS Versions: macOS 14 Sonoma, macOS 13 Ventura, macOS 12 Monterey & macOS 11 Big Sur. 		Download
Archived FastFrame 3 10/25/40/50/100GbE SmartNIC Driver macOS

Files in Package:
  • macos_kext_fastframe3_1101f1.dmg (v1.10.1) 13.04 MB
 macOS device driver for FastFrame 3 10/25/40/50/100GbE SmartNICs.

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. 		Download
Archived FastFrame 4 10/25/40/50/100GbE SmartNIC Driver macOS

Files in Package:
  • Driver Version (v1.05) 15.64 MB
  • Product Release Notes 163.8 KB
 macOS device driver for FastFrame 4 SmartNICs.

Note: Only for use with N412

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

Note: When installing an ATTO driver on macOS, you may get a pop-up message warning: "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 high-performance Kernel Extension Drivers. At some point Apple intends to deprecate support for kexts and only support dext drivers. At that time ATTO will update all drivers to dext. All current ATTO host adapters and Thunderbolt devices will natively support the new dext drivers. In the meantime, we will continue to provide the highest-performing drivers possible. 		Download
Archived ThunderLink SH 3128 Driver macOS – Dext

Files in Package:
  • Driver Version (v1.00.6) 4.17 MB
  • Product Release Notes 41.25 KB
 Archived macOS Dext driver for ThunderLink SH 3128 SAS/SATA Adapters.

Supports the following macOS Versions: macOS 26 Tahoe. 		Download
Archived ThunderLink SH 3128 Driver macOS – Kext

Files in Package:
  • Driver Version (v1.16) 2.97 MB
  • Product Release Notes 168.67 KB
 Archived macOS Kext driver for ThunderLink SH 3128 SAS/SATA 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. 		Download
Archived ThunderLink SH 3128 Driver macOS – Kext

Files in Package:
  • Driver Version (v1.17) 3.01 MB
  • Product Release Notes 168.76 KB
 Archived macOS Kext driver for ThunderLink SH 3128 SAS/SATA 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. 		Download
ATTO 360 macOS

Files in Package:
  • Software Version (v5.04) 426.22 MB
  • Product Release Notes 243.17 KB
 ATTO 360 software is an all-purpose tool for Ethernet network optimization featuring performance tuning, monitoring, and diagnostic tools that deliver the best-performing and most efficient storage networks. Download
ATTOview macOS

Files in Package:
  • ATTOview version (v2.00) 551.8 MB
  • Product Release Notes 191.09 KB
  • Installing and Using ATTOview 396.57 KB
 Accessed via web browser. See included ReadMe for more information.

Note: exporters must first be installed on the system to be monitored, and then added to the Prometheus configuration on the system where ATTOview is installed. The exporter is bundled with the adapter driver installer.

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

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