Neuromag Software
BR Max Filter - for applying SSS to averaged or raw data. Removes much noise. Necessary if Active Shielding used. Also vital for movement compensation, and many other features.
BR Xplotter - for viewing averaged files
BR Xfit - for dipole fits to averaged files
BR Graph - flexible (though complicated) software for processing raw data (eg spectral analysis)
BR Seglab - for segmenting MRIs and creating BEMs
BR MRILab - for coregistering data and creating head models
More details: [attachment:MEGAnalysisLectureJan07CBU.pdf MRC CBU introductory lecture into MEG analysis].
BR If you have [wiki:GettingApproval Cambridge / CBU permissions], you can access the ElektaSoftwareManuals.