Statically linked 64 bit LINUX versions of Perple_X, courtesy of Ondrej Lexa, Charles University, Prague, are at

These versions are updated daily at 02:30 GMT+1.

If you want to verify that you are using the current (release) version of Perple_X, then compare the source date printed to the user console when any Perple_X program is executed with the last update in If the binary sources are older than the last source update, then please contact me (james dot connolly at erdw dot ethz dot ch) and I will correct the problem.