Operational CFSv2 7 Day Rotating Archive: http://nomads.ncep.noaa.gov/pub/data/nccf/com/cfs/prod/

   NEW   The NCEP CFSv2 Paper (J.Climate,27,2185–2208)

   NEW   CFSv2 decadal run datasets are now available at ESGF/PCMDI

   NEW   CMIP runs (with CFSv2) monthly mean datasets are now available here 3 runs

A number of Reforecast datasets are available at NCDC:
  9 Month Means
  45Day/Seasonal Timeseries (14 select vars)
  Timeseries of 9Month Means (1982-2009)
  9Month Timeseries

The following Reforecast Data is available here.
  Timeseries of 9Month Means (Jan2010-Jul2019)

  Some Verification Datasets

Calibration Climatologies
  Calibration Climatologies of 45 Day/1 Season Timeseries
  Calibration Climatologies of Timeseries of 9 Month Means
  Calibration Climatologies of CFSR Monthly
  Calibration Climatologies of CFSR Timeseries

CFS v.2 Model (code, scripts, libraries ~1.5GB gzip) (readme)