FreeDOS ODIN 0.5 disk (FreeDOS Official Page)
Root directory of FreeDOS ODIN 0.4 sample disk (I have not yet updated this for the 0.5 distribution.)
Here | are | the | sources, until we can find a better place, without the bandwidth limits of Geocities. It's 5.3 MB total. I don't even know if it'll download all at once.
The 0.4 distribution has been mirrored, with source code available, here.