SEPlib is an open-source software package for seismic data processing developed at the Stanford Exploration Project. We can download seplib at http://sepwww.stanford.edu/doku.php?id=sep:software:seplib. When I checked at this URL, I get new version of seplib is seplib-6.5.3. I get new seplib-7.0.4 when ask how to install seplib to Bob, so you can download seplib-7.04 at this