category: Graphics requires: cygwin libpng16 rgb sdesc: "Markup language and compiler/decompiler for PNG" ldesc: "SNG (Scriptable Network Graphics) is a minilanguage designed specifically to represent the entire contents of a PNG (Portable Network Graphics) file in an editable form. Thus, SNGs representing elaborate graphics images and ancillary chunk data can be readily generated or modified using only text tools. SNG is implemented by a compiler/decompiler called sng that losslessly translates between SNG and PNG."