This wiki was in read-only mode for many years, but can now be edited again. A lot of information will need to be updated.
Modeltool
Modeltool can now convert .obj files to bzflag drawinfo. It is available in 2.1.1 trunk,
Modeltool options
-bounding      generates sphere and extents,  
-comments     numbers each vertex/normal/texcoord and corner to assist in further editing of the .bzw.
-nomats          materials are not output in the .bzw.  Use this with the "include" function.