Checking out the code from CVS is the best way to get the very latest
version of Xastir in between releases.
The development snapshots here are created occasionally during periods
of heavy development so that users who are uncomfortable with using
CVS can obtain the latest changes in between official releases.
Obtaining Xastir from CVS is relatively straightforward, and the
instructions are at https://sourceforge.net/p/xastir/code/ (replace
"modulename" with "xastir" in these instructions).
If you find that there is no version here that is more recent than a
stable release version, it is likely that the development volume has
not risen to the level that warrants an interim snapshot. In that
case you will need to check out the latest CVS to obtain the latest