There was a download of GR-55FloorBoard 2012.02.21 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The following version: 2012.02.21 is the most frequently downloaded one by the program users.
The actual developer of the free software is Colin Willcocks. Commonly, this program's installer has the following filename: GR-55FloorBoard.exe. We recommend checking the downloaded files with any free antivirus. GR-55FloorBoard is categorized as System Utilities.
From the developer:
GR-55FloorBoard is a MIDI editing application for use with the Roland GR-55 guitar synthesizer. GR-55FloorBoard allows graphical representation of the internal settings and parameters of the GR-55. It is an easy-to-use application which allows real-time editing and patch data backups, and bulk patch editing.
You may want to check out more software, such as SLT Reverse Directory, ThinkPad-Konfiguration or Schmap, which might be similar to GR-55FloorBoard.