Dolphin eXpressWare Download for MX / Microchip PCIe PFX based products

This download page provides Dolphins eXpressWare software for PFX / Microsemi base PCI Express NTB enabled adapter cards. This includes the Dolphin PCIe Gen3 card MXH830 used with or without the MXS824 PCI Express switch and the PCIe Gen4 cards MXH930 and MXH940, and MXH950.


Version 5.18.0 and newer for Linux and Windows also includes the Transparent Board Management Package for PCIe Gen4 cards MXH932 and MXH942, and MXH952.


Please go to the general support page if you need software for other Dolphin card.

Current release

The current and recommended release for general use is eXpressWare release 5.18.0 for Windows and 5.18.1 for Linux. Please read the 5.x Release Note for details.

eXpressWare 5.18.0 dowload for Windows

eXpressWare 5.18.1 dowload for Linux

Older releases

For new installations, we recommend to use the current release above. Selected older releases are still available for reinstallation of older systems.

eXpressWare 5.17.0

eXpressWare 5.16.0

eXpressWare 5.15.2

eXpressWare 5.14.0

eXpressWare 5.13.1

eXpressWare 5.12.0

eXpressWare 5.11.1


Firmware for Dolphin MXH adapter cards are bundled with the regular Dolphin eXpressWare distributions.

Contact Dolphin for download issues at