I have made some eps figures for my paper but now I wanna modify them. How to edit them now? You may try inkscape on Linux: https://inkscape.org/en/ It can edit eps files. Read more: How to make eps files using gnuplot How to Convert JPG Images to EPS An Online JPG to EPS Converter How to get a FILE pointer from a file descriptor and how to get a file descriptor from a FILE pointer in C on Linux? How to redirect anything written on a file to another file in linux? How to convert a ps file to a pdf file How to test whether a file exists and is a block special file in Python on Linux? How to split a text file by lines on Linux?