This is quite an extensive list where only a small subset actually will be done.
Switch to mercurial. Make projects deployable directly from VCS. Simplify deployment by automation.
Start monotoring of UPS. See UPSMonitoringOpenBSD.
Try server monitoring. See MRTG.
Add avahi or openbsd mdns to netatalk setup.
Configure nut for UPS.
Setup Transmission/rTorrent on library use via web interface.
Implement A* search algorithms in Ruby (A* ruby quiz) and Haskell (Data.Graph.AStar). Extend to support multiple paths that use the same space.
Build a maintenance site that can be used in case of main site failure. Try e.g. http://devio.us
Create a backup firewall using flashrd and Alix. See e.g. OpenBSD Embedded Router
./sysutils/smartmontools.