Lightweight image viewer written in C and SDL2

Simple command line identicon generator written in C that outputs to PPM files

Allows to play vehicle engine sounds on an ESP32. Additional sounds can play in parallel with the engine sound! Controls your lights as well. compatible with SBUS, IBUS, PWM, PPM and SUMD signals.

Renderer for PPM-P3 files using a memory-mapped framebuffer. Just for practice.

A command-line tool for processing PNM images (PPM, PGM, PBM) with support for rotation, cropping, filters, and histogram operations. Built in C for efficient and precise image manipulation.

Configurable and simple file manager for X11

Point quadtree data structure implementation and visualization in C

This project provides a collection of subprograms to handle image processing tasks in C. The utility allows loading, selecting, cropping, rotating, equalizing, and saving images in PGM / PPM format. It includes a histogram feature for grayscale images and efficient memory management using matrix structures.

PPM picture format modifer software in C language

Mirror of Netpbm. Netpbm is a package of graphics programs and a programming library. Original: https://sourceforge.net/p/netpbm/. Docs: https://netpbm.sourceforge.net/doc/.

Image steganography in C using LSB (1, 2, 4 bits)

Simple C/C++ header-only graphics library.

Render Portable-PixelMap images with SDL

C program that generates QR Codes

Little library to create and manipulate ppm images

Formatter features filtering colors, desaturating image, gamma and contrast manipulation

A very fast ray tracer written in C originally done for a school project.

Easy converting pgm and ppm to (MASK+FG+BG)-djvu.

Descreen filter for PPM images.

PPM compressor based on quaternal trees