- Extension
- .gro4
- .djvu
- Format
- Binary
- Binary
- Category
- Scientific
- Raster Image
- Developer
- Hewlett-Packard
- LizardTech
- 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.
- A DJVU file is a compressed image format developed by AT&T and marketed by LizardTech. It is designed to allow content developers to scan high-resolution color pages of books, magazines, comics, catalogs, etc. and publish them on the web.
- MIME Type
- application/vnd.hp-hpgl
- image/vnd.djvu
