Portable Viewer is a C# application that allows users to view PGM (Portable Graymap), PPM (Portable Pixmap), and PBM (Portable Bitmap) image files. The project provides a straightforward and user-friendly interface for opening and viewing images in these formats. Portable Viewer enables users to convert image data into visual representations, providing a convenient way to visualize the contents of PGM, PPM, and PBM files.