The 0.6 version of MatshitaFlasher for Mac is available as a free download on our website. The program is included in System Tools. The most popular versions among the application users are 0.6 and 0.5. The actual developer of this free software for Mac is Marshal Kirk McKusick.
From the developer:
MatshitaFlasher - A Utility to Dump and Flash files for the MAC.
You may want to check out more software for Mac, such as Macfilink, Missing Sync for Palm Pre or Sesamouse, which might be related to MatshitaFlasher.