With Filestar you get 11 different skills for working productively with HP-49 OpenFire File (.gro4) files.
About .Gro4
Name
HP-49 OpenFire File
Extension
.gro4
Format
Binary
Category
Scientific
Developer
Hewlett-Packard
Description
The gro4 file type is associated with the HP-49 OpenFire, a software application used on HP-49 graphing calculators. These files typically contain data or code related to programs, applications, or games developed specifically for the OpenFire environment on these calculators. The gro4 format is designed to be compatible with the unique operating system and hardware of the HP-49 series, allowing users to extend the functionality of their device with custom or third-party software. Users can load, execute, and manage gro4 files directly on their HP-49 calculators to add new features or capabilities.