- Extension
- .rpbm
- .gbr
- Format
- Binary
- Binary
- Category
- Raster Image
- Raster Image
- Developer
- Jef Poskanzer
- GIMP (GNU Image Manipulation Program)
- Description
- The Portable Bitmap (PBM) file format is a monochrome image format that is part of the Netpbm suite, which also includes Portable Graymap (PGM) and Portable Pixmap (PPM) for grayscale and color images, respectively. PBM files represent images as a collection of black and white pixels in a very simple, text-based or binary format, making them easy to read and manipulate with basic text editing or binary tools. The simplicity of the format allows for straightforward editing and conversion to and from other image formats, though it lacks support for color or grayscale nuances. Due to its simplicity and portability, the PBM format is often used in research, development, and applications where basic visual representation is needed without the overhead of more complex formats.
- The GBR file format is associated with GIMP (GNU Image Manipulation Program), a freely distributed image editing software. It is specifically used to store custom brush designs that can be used within the GIMP software for various drawing and painting purposes. These brush files allow users to create and save their own brush patterns, shapes, and textures, enhancing their digital artwork and editing capabilities. The GBR format enables easy sharing and distribution of custom brushes within the GIMP user community.
- MIME Type
- image/x-portable-bitmap
- image/x-gimp-gbr
