> I am new to SPM, and would like to ask can freeware like R or Octave do any
> version of SPM?
I don't know anything in Octave.
There are packages in R:
There appears to be something that I can't find code for, called spmR:
I'm involved in a project for fMRI analysis in Python:
and there are quite a few python / neuroimaging projects, of which the
most mature at the moment is PyMVPA: