The IMG package provides the handling of several image formats beyond
the standard formats in Tk.  The formats supported by Img's are:
    * BMP       Windows bitmap format
    * DTED      Digital Terrain Elevation Data format
    * FLIR      FLIR FPF Public Image format
    * GIF       Graphics Interchange Format
    * ICO       Windows icon format
    * JPEG      Joint Picture Experts Group format
    * PCX       Paintbrush format
    * PIXMAP    Pixmap image type
    * PNG       Portable Network Graphics format
    * PPM       Portable pixmap format
    * PS        Postscript and PDF format
    * RAW       Raw data format
    * SGI       Silicon Graphics format
    * SUN       Sun raster format
    * TGA       Truevision Targa format
    * TIFF      Tagged Image File Format
    * WINDOW    Tk window as photo image
    * XBM       X Windows Bitmap format
    * XPM       X Windows Pixmap format

Homepage:
https://tkimg.sourceforge.net/
