Current gnuplot version (4.6.0)
The release of version 4.6.0 was
on March 8, 2012.
It is available as a source tarball as well as packages with platform-specific binaries.
Downloads offered by others
Various Sources and binaries (miscellaneous operating systems):
...which are obviously considerably out-of-date...
Go back to gnuplot homepage.
Version: March 2012