- Extension
- .gro4
- .heif
- Format
- Binary
- Binary
- Category
- Scientific
- Raster Image
- Developer
- Hewlett-Packard
- Apple
- 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.
- Based on HEVC (High-Efficiency Video Coding), the HEIF format is an image file container with one or multiple images and is the default image format for Apple Live Photos. It replaced the JPEG format as it's smaller in size and has lossless compression ensuring high-quality photos.
- MIME Type
- application/vnd.hp-hpgl
- image/heif
