ppma_io, a C code which reads and writes files in the ASCII PPM (Portable Pixel Map) format for 2D color graphics information.
There are many graphics programs, such as XV and GIMP, that can display images in this format, or translate them to other formats such as BMP, GIF, JPEG, MacPaint, X Window, and so on.
The computer code and data files described and made available on this web page are distributed under the MIT license
ppma_io is available in a C version and a C++ version and a FORTRAN90 version and a MATLAB version and a Python version.
MANDELBROT, a C code which generates an ASCII Portable Pixel Map (PPM) image of the Mandelbrot fractal set;
PBMA_IO, a C code which handles the ASCII Portable Bit Map (PBM) format.
PGMA_IO, a C code which handles the ASCII Portable Gray Map (PGM) format.