While Mir won't be part of the default Ubuntu 13.10 desktop, it will be part of Ubuntu Touch 13.10 and development is continuing in a steadfast manner to make it ready for the desktop in 2014. Mir 0.0.13 was released today while bumping the Mir Server library to version 5...
October 3, 2013
Mir 0.0.13 Released With Various Fixes
Read more at Phoronix