Have a work-in-progress patch series for lcsync:
Librecast file and data syncing tool.
Compare data with merkle trees, sync via multicast.
blockers seem to be:
* issues around test suites
* not knowing the appropriate place or way to run "setcap
cap_net_raw=eip bin/lcsync" ... setuid root would not be appropriate
as that would allow overwriting nearly any file on the filesystem.
Will send patches shortly, one for the librecast library, and one for